#254CAB#254CAB

#254CAB is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.7% C 0.159 H 264.1°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#254CAB
RGB	rgb(37, 76, 171)
HSL	hsl(223, 64%, 41%)
HSV	hsv(223, 78%, 67%)
CMYK	cmyk(78.4%, 55.6%, 0%, 32.9%)
CIE-LAB	lab(35.01, 21.54, -54.82)
CIE-LCH	lch(35.01, 58.90, 291.45°)
OKLab	oklab(44.74% -0.0163 -0.1581)
OKLCH	oklch(44.74% 0.159 264.1)
XYZ	xyz(10.6955, 8.5012, 39.5974)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254CAB #AB8425

analogous

#258FAB #254CAB #4125AB

triadic

#254CAB #AB254C #4CAB25

tetradic

#254CAB #AB258F #AB8425 #25AB41

square

#254CAB #AB258F #AB8425 #25AB41

split-complementary

#254CAB #AB4125 #8FAB25

monochromatic

#0F1F46 #1A3679 #254CAB #3966D4 #6B8DDF

Accessibility & contrast

On white

7.78

#254CAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#254CAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254CAB

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254CAB	#FFFFFF	#000000	##FFFFFF
##254CAB	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AE

Deuteranopia (green-blind)

#004CA9

Tritanopia (blue-blind)

#006374

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #254cab;
/* rgb */ color: rgb(37, 76, 171);
/* oklch */ color: oklch(44.7% 0.159 264.1);

Tailwind

colors: {
  custom: {
    50: '#757dc5',
    500: '#254cab',
    950: '#000000',
  },
}

SCSS

$custom: #254cab;
$custom-light: #757dc5;
$custom-dark: #000000;

JSON

{
  "hex": "#254cab",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 171
  },
  "hsl": {
    "h": 222.537,
    "s": 64.423,
    "l": 40.784
  },
  "oklch": {
    "l": 0.44742,
    "c": 0.15895,
    "h": 264.1
  },
  "luminance": 0.08502
}

Semantic roles & 50–950 ramp

primary

#254CAB

secondary

#C5AA67

accent

#B740E7

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #254CAB

Body copy rendered with the generated semantic roles for this colour.

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