Nearest named color: Malachite
#45E237
#45E237
Nearest named
Malachite
Family
Green
Lightness
80.1%
Chroma
0.243
Hue angle
141.9°
Temperature
Neutral-leaning
Contrast on white
1.72:1 · Fail
Contrast on black
10.78:1 · AAA
Web-safe
#33CC33
CSS oklch()
80% 0.24 142

#45E237 is a mid-toned, temperate green. On the Color Lab it reads clean and engineered, bold and ownable. It is too pale to lead as a primary accent and sits well as a supporting tone.

Palettes built on #45E237

Not just a swatch — here's how #45E237 works with other colors. Named schemes with #45E237 in its natural role, and a note on why the supporting colors balance it.

Tech Product Signal · 5 colors

Malachite is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Malachite.

Japanese Sand Base · 5 colors

Malachite 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.

Botanical Studio Lead · 5 colors

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

Minimal Editorial Surface · 5 colors

Malachite 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 Malachite carrying the quiet middle.

Coastal Morning Lead · 5 colors

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

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Color Lab

How #45E237 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 48/100
Neutral
Balanced temperature — flexible, sits between warm and cool schemes.
Softness 42/100
Moderate
Middle-weight — neither delicate nor heavy.
Depth 22/100
Low
Airy and open — recedes, leaves the composition light.
Naturalness 10/100
Very low
Reads engineered rather than organic — synthetic, digital.
Vintage feel 8/100
Very low
Clean and current — no dusty, aged cast.
Luxury 23/100
Low
Playful and accessible rather than exclusive.
Brand distinctiveness 94/100
Very high
Bold and ownable — memorable as a primary brand color.
UI accent fit 18/100
Very low
Weak as an action color — too pale, too dark or too muted to signal.
Surface fit 36/100
Low
Usable as a tinted surface in measured doses.
Print safety 46/100
Moderate
Prints close, with a slight loss of vibrancy.

Pairs with #45E237

For UI
For branding
For interior
For fashion

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 10.8:1. Use
Subtle surface Use #DEF4DC for cards and hover fills. Tint 80
Avoid beside #36E261 — 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 #45E237 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

Scales

ShadesBase darkened in 10% steps
TintsBase lifted toward white
TonesSaturation removed, lightness held
Monochromatic scaleDesign-system ready, 50–900

Every model

Export

:root {
  --color-base: #45E237;
  --color-base-rgb: 69 226 55;
  --color-base-oklch: oklch(80.1% 0.243 141.9);
  --color-50: #F2FEF1;
  --color-100: #DDFBDA;
  --color-200: #BDF5B8;
  --color-300: #8FE887;
  --color-400: #65D75B;
  --color-500: #43BC38;
  --color-600: #3A9032;
  --color-700: #2E6629;
  --color-800: #21421E;
  --color-900: #162914;
  --color-on-base: #141310;
}