#254CA4#254CA4

#254CA4 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.2% C 0.149 H 263.5°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#254CA4
RGB	rgb(37, 76, 164)
HSL	hsl(222, 63%, 39%)
HSV	hsv(222, 77%, 64%)
CMYK	cmyk(77.4%, 53.7%, 0%, 35.7%)
CIE-LAB	lab(34.48, 18.81, -51.49)
CIE-LCH	lch(34.48, 54.82, 290.07°)
OKLab	oklab(44.18% -0.0169 -0.1483)
OKLCH	oklch(44.18% 0.149 263.5)
XYZ	xyz(10.0458, 8.2414, 36.1761)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254CA4 #A47D25

analogous

#258CA4 #254CA4 #3E25A4

triadic

#254CA4 #A4254C #4CA425

tetradic

#254CA4 #A4258C #A47D25 #25A43E

square

#254CA4 #A4258C #A47D25 #25A43E

split-complementary

#254CA4 #A43E25 #8CA425

monochromatic

#0E1E40 #1A3572 #254CA4 #3565D1 #678BDD

Accessibility & contrast

On white

7.93

#254CA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#254CA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254CA4

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254CA4	#FFFFFF	#000000	##FFFFFF
##254CA4	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0957A7

Deuteranopia (green-blind)

#004CA2

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #254ca4;
/* rgb */ color: rgb(37, 76, 164);
/* oklch */ color: oklch(44.2% 0.149 263.5);

Tailwind

colors: {
  custom: {
    50: '#737dc0',
    500: '#254ca4',
    950: '#000000',
  },
}

SCSS

$custom: #254ca4;
$custom-light: #737dc0;
$custom-dark: #000000;

JSON

{
  "hex": "#254ca4",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 164
  },
  "hsl": {
    "h": 221.575,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.44179,
    "c": 0.14928,
    "h": 263.5
  },
  "luminance": 0.08243
}

Semantic roles & 50–950 ramp

primary

#254CA4

secondary

#C2A562

accent

#B442E6

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #254CA4

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

Preview Lab → · Contrast checker → · Palette generator →