What color is #90A8C5?

#90A8C5 is a light, muted blue. In RGB it is rgb(144, 168, 197), and in HSL hsl(213, 31%, 67%).

Is #90A8C5 accessible as text?

On white, #90A8C5 has a contrast ratio of 2.44:1 (fails WCAG AA for body text); on black it is 8.59:1 (passes). For text placed on #90A8C5, use black for the best readability.

What is the closest Tailwind color to #90A8C5?

The nearest Tailwind CSS token is mist-400 (#9CA8AB).

What colors go well with #90A8C5?

#90A8C5 pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #C5AD91. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #90A8C5 below.

Is #90A8C5 good for buttons?

#90A8C5 works well for buttons and highlights, but use black text on #90A8C5 — white text only reaches 2.44:1, below the 4.5:1 needed for normal-size labels.

Is #90A8C5 the same as CSS darkgray?

No — #90A8C5 is not the CSS named color darkgray, but darkgray (#A9A9A9) is the closest CSS named color by perceptual color distance — it sits in a different color family, so treat it as a rough reference, not a match.

#90A8C5 Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #90A8C5

Not just a swatch — here's how #90A8C5 works with other colors. Named schemes with #90A8C5 in its natural role, and a note on why the supporting colors balance it.

Nordic Calm Accent · 5 colors

Accent #90A8C5 Secondary #AEB4B8 Surface #F1F2F0 Support #7D93A6 Anchor #2E3236

Cadet Grey keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Coastal Morning Lead · 5 colors

Lead #90A8C5 Accent #A5C4C1 Surface #DDDBBF Secondary #9AA0A1 Anchor #20344A

Cadet Grey 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 #90A8C5 Surface #EBEADC Highlight #F4F2E7 Secondary #B2B2A0 Ink #2C2724

Cadet Grey 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.

Tech Product Signal · 5 colors

Signal #90A8C5 Surface #14161A Highlight #F4F6F8 Secondary #5A6672 Accent #B8CEE9

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

Minimal Editorial Surface · 5 colors

Surface #F6F4EF Accent #90A8C5 Secondary #CAD3DE Support #9D8F89 Ink #16140F

Cadet Grey 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 Cadet Grey carrying the quiet middle.

Build a working theme in the generator →

Color Lab

How #90A8C5 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 36/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 67/100

High

Soft and easy on the eye — gentle backdrops, calm surfaces.

Depth 27/100

Low

Airy and open — recedes, leaves the composition light.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 36/100

Low

A faint retro warmth without tipping into sepia.

Luxury 33/100

Low

Understated — leans refined without going austere.

Brand distinctiveness 19/100

Very low

Quiet and neutral — a supporting tone, not a signature.

UI accent fit 38/100

Low

Workable accent with care around contrast.

Surface fit 58/100

Moderate

Usable as a tinted surface in measured doses.

Print safety 89/100

Very high

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #90A8C5

For UI

For branding

For interior

For fashion

People also use #90A8C5 with

Light Blue Cool Gray Khaki Gainsboro Charcoal

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 7.6:1. Use

Subtle surface Use #EAEEF2 for cards and hover fills. Tint 80

Avoid beside #9197C5 — 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 #90A8C5 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: #90A8C5;
  --color-base-rgb: 144 168 197;
  --color-base-oklch: oklch(72.3% 0.050 253.3);
  --color-50: #F5F7FA;
  --color-100: #E4EAF1;
  --color-200: #CAD5E3;
  --color-300: #A4B6CC;
  --color-400: #7F96B3;
  --color-500: #5F7896;
  --color-600: #4E5F74;
  --color-700: #3B4654;
  --color-800: #293038;
  --color-900: #1A1E23;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  cadet-grey: {
    50: '#F5F7FA',
    100: '#E4EAF1',
    200: '#CAD5E3',
    300: '#A4B6CC',
    400: '#7F96B3',
    500: '#5F7896',
    600: '#4E5F74',
    700: '#3B4654',
    800: '#293038',
    900: '#1A1E23',
  },
}

$base: #90A8C5;
$base-ink: #141310;
$base-50: #F5F7FA;
$base-100: #E4EAF1;
$base-200: #CAD5E3;
$base-300: #A4B6CC;
$base-400: #7F96B3;
$base-500: #5F7896;
$base-600: #4E5F74;
$base-700: #3B4654;
$base-800: #293038;
$base-900: #1A1E23;
$base-hover: #6485AD;
$base-subtle: #E0E5EC;

{
    "color": {
        "base": {
            "value": "#90A8C5",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F5F7FA",
                "type": "color"
            },
            "100": {
                "value": "#E4EAF1",
                "type": "color"
            },
            "200": {
                "value": "#CAD5E3",
                "type": "color"
            },
            "300": {
                "value": "#A4B6CC",
                "type": "color"
            },
            "400": {
                "value": "#7F96B3",
                "type": "color"
            },
            "500": {
                "value": "#5F7896",
                "type": "color"
            },
            "600": {
                "value": "#4E5F74",
                "type": "color"
            },
            "700": {
                "value": "#3B4654",
                "type": "color"
            },
            "800": {
                "value": "#293038",
                "type": "color"
            },
            "900": {
                "value": "#1A1E23",
                "type": "color"
            }
        }
    }
}