#254CA6#254CA6

#254CA6 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.3% C 0.152 H 263.7°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#254CA6
RGB	rgb(37, 76, 166)
HSL	hsl(222, 64%, 40%)
HSV	hsv(222, 78%, 65%)
CMYK	cmyk(77.7%, 54.2%, 0%, 34.9%)
CIE-LAB	lab(34.63, 19.59, -52.44)
CIE-LCH	lch(34.63, 55.98, 290.49°)
OKLab	oklab(44.34% -0.0167 -0.1511)
OKLCH	oklch(44.34% 0.152 263.7)
XYZ	xyz(10.2279, 8.3142, 37.1348)
Luminance	0.0832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254CA6 #A67F25

analogous

#258DA6 #254CA6 #3E25A6

triadic

#254CA6 #A6254C #4CA625

tetradic

#254CA6 #A6258D #A67F25 #25A63E

square

#254CA6 #A6258D #A67F25 #25A63E

split-complementary

#254CA6 #A63E25 #8DA625

monochromatic

#0F1E42 #1A3574 #254CA6 #3665D2 #688CDD

Accessibility & contrast

On white

7.89

#254CA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#254CA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254CA6

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254CA6	#FFFFFF	#000000	##FFFFFF
##254CA6	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0358A9

Deuteranopia (green-blind)

#004CA4

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #254ca6;
/* rgb */ color: rgb(37, 76, 166);
/* oklch */ color: oklch(44.3% 0.152 263.7);

Tailwind

colors: {
  custom: {
    50: '#747dc1',
    500: '#254ca6',
    950: '#000000',
  },
}

SCSS

$custom: #254ca6;
$custom-light: #747dc1;
$custom-dark: #000000;

JSON

{
  "hex": "#254ca6",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 166
  },
  "hsl": {
    "h": 221.86,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44338,
    "c": 0.15205,
    "h": 263.7
  },
  "luminance": 0.08315
}

Semantic roles & 50–950 ramp

primary

#254CA6

secondary

#C3A664

accent

#B541E7

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090912

muted

#7B7B81

Preview Lab

Preview with #254CA6

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

Preview Lab → · Contrast checker → · Palette generator →