What color is #78C554?

#78C554 is a medium green. In RGB it is rgb(120, 197, 84), and in HSL hsl(101, 49%, 55%).

Is #78C554 accessible as text?

On white, #78C554 has a contrast ratio of 2.12:1 (fails WCAG AA for body text); on black it is 9.91:1 (passes). For text placed on #78C554, use black for the best readability.

What is the closest Tailwind color to #78C554?

The nearest Tailwind CSS token is lime-500 (#7CCF00).

What colors go well with #78C554?

#78C554 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #A154C4. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #78C554 below.

Is #78C554 good for buttons?

#78C554 works well for buttons and highlights, but use black text on #78C554 — white text only reaches 2.12:1, below the 4.5:1 needed for normal-size labels.

Is #78C554 the same as CSS yellowgreen?

No — #78C554 is not the CSS named color yellowgreen, but yellowgreen (#9ACD32) is the closest CSS named color.

#78C554 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #78C554

Not just a swatch — here's how #78C554 works with other colors. Named schemes with #78C554 in its natural role, and a note on why the supporting colors balance it.

Botanical Studio Lead · 5 colors

Lead #78C554 Secondary #4D6B3A Accent #AE6B00 Surface #EFEAD6 Anchor #3D2F21

Mantis leads this botanical set among foliage greens and a terracotta accent, softened by cream and grounded in bark brown.

Coastal Morning Lead · 5 colors

Lead #78C554 Accent #A8C4B9 Surface #E2D9BE Secondary #9AA09F Anchor #193648

Mantis opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Japanese Sand Base · 5 colors

Base #78C554 Surface #EEE9DC Highlight #F5F1E7 Secondary #B7B09F Ink #2B2723

Mantis sets a calm, sun-bleached base here, wrapped in bone and paper off-whites and a soft greige, with a single ink accent for wabi-sabi restraint.

Warm Autumn Interior Dominant · 5 colors

Dominant #78C554 Secondary #AE6B00 Accent #697B4B Surface #F2ECDD Anchor #3A2B1E

This palette keeps Mantis as the dominant warm neutral, balanced by muted terracotta and olive earth tones and grounded by a deep espresso anchor.

Minimal Editorial Surface · 5 colors

Surface #F7F4EF Accent #78C554 Secondary #C9E4BE Support #999286 Ink #17140F

Mantis is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Mantis carrying the quiet middle.

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Color Lab

How #78C554 actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.

Warmth 53/100

Neutral

Balanced temperature — flexible, sits between warm and cool schemes.

Softness 51/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 26/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 76/100

High

Organic, earthy character — at home in wellness, food and craft brands.

Vintage feel 33/100

Low

A faint retro warmth without tipping into sepia.

Luxury 31/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 64/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 42/100

Moderate

Workable accent with care around contrast.

Surface fit 31/100

Low

Usable as a tinted surface in measured doses.

Print safety 63/100

High

Prints close, with a slight loss of vibrancy.

Pairs with #78C554

For UI

For branding

For interior

For fashion

People also use #78C554 with

Dark Khaki Emerald Green Amethyst Platinum Army Green

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AAA

Body text Do not use for body copy on light surfaces. Avoid

Large display Only on dark surfaces. Avoid

Background Pair with #141310 text at 8.8:1. Use

Subtle surface Use #E5F0E0 for cards and hover fills. Tint 80

Avoid beside #54C456 — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #78C554 at work across the surfaces designers actually ship.

Website / UI

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Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #78C554;
  --color-base-rgb: 120 197 84;
  --color-base-oklch: oklch(74.9% 0.167 136.9);
  --color-50: #F6FBF3;
  --color-100: #E7F5E0;
  --color-200: #CFEAC2;
  --color-300: #ACD798;
  --color-400: #8AC270;
  --color-500: #6BA64F;
  --color-600: #567F42;
  --color-700: #405B34;
  --color-800: #2C3C25;
  --color-900: #1C2518;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  mantis: {
    50: '#F6FBF3',
    100: '#E7F5E0',
    200: '#CFEAC2',
    300: '#ACD798',
    400: '#8AC270',
    500: '#6BA64F',
    600: '#567F42',
    700: '#405B34',
    800: '#2C3C25',
    900: '#1C2518',
  },
}

$base: #78C554;
$base-ink: #141310;
$base-50: #F6FBF3;
$base-100: #E7F5E0;
$base-200: #CFEAC2;
$base-300: #ACD798;
$base-400: #8AC270;
$base-500: #6BA64F;
$base-600: #567F42;
$base-700: #405B34;
$base-800: #2C3C25;
$base-900: #1C2518;
$base-hover: #5CA739;
$base-subtle: #D8E9D0;

{
    "color": {
        "base": {
            "value": "#78C554",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F6FBF3",
                "type": "color"
            },
            "100": {
                "value": "#E7F5E0",
                "type": "color"
            },
            "200": {
                "value": "#CFEAC2",
                "type": "color"
            },
            "300": {
                "value": "#ACD798",
                "type": "color"
            },
            "400": {
                "value": "#8AC270",
                "type": "color"
            },
            "500": {
                "value": "#6BA64F",
                "type": "color"
            },
            "600": {
                "value": "#567F42",
                "type": "color"
            },
            "700": {
                "value": "#405B34",
                "type": "color"
            },
            "800": {
                "value": "#2C3C25",
                "type": "color"
            },
            "900": {
                "value": "#1C2518",
                "type": "color"
            }
        }
    }
}

Palettes built on #78C554

Color Lab

Pairs with #78C554

UI roles & guardrails

In real applications

Scales

Every model

Export