#254C9F#254C9F

#254C9F is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.8% C 0.142 H 263.0°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#254C9F
RGB	rgb(37, 76, 159)
HSL	hsl(221, 62%, 38%)
HSV	hsv(221, 77%, 62%)
CMYK	cmyk(76.7%, 52.2%, 0%, 37.6%)
CIE-LAB	lab(34.12, 16.86, -49.07)
CIE-LCH	lch(34.12, 51.89, 288.96°)
OKLab	oklab(43.79% -0.0175 -0.1412)
OKLCH	oklch(43.79% 0.142 263)
XYZ	xyz(9.6032, 8.0643, 33.8446)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254C9F #9F7825

analogous

#25899F #254C9F #3B259F

triadic

#254C9F #9F254C #4C9F25

tetradic

#254C9F #9F2589 #9F7825 #259F3B

square

#254C9F #9F2589 #9F7825 #259F3B

split-complementary

#254C9F #9F3B25 #899F25

monochromatic

#0E1D3C #19346D #254C9F #3264CF #648ADB

Accessibility & contrast

On white

8.04

#254C9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#254C9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254C9F

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254C9F	#FFFFFF	#000000	##FFFFFF
##254C9F	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1656A2

Deuteranopia (green-blind)

#004B9D

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #254c9f;
/* rgb */ color: rgb(37, 76, 159);
/* oklch */ color: oklch(43.8% 0.142 263.0);

Tailwind

colors: {
  custom: {
    50: '#727dbc',
    500: '#254c9f',
    950: '#000000',
  },
}

SCSS

$custom: #254c9f;
$custom-light: #727dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#254c9f",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 159
  },
  "hsl": {
    "h": 220.82,
    "s": 62.245,
    "l": 38.431
  },
  "oklch": {
    "l": 0.43786,
    "c": 0.14229,
    "h": 263
  },
  "luminance": 0.08065
}

Semantic roles & 50–950 ramp

primary

#254C9F

secondary

#C0A15F

accent

#B142E5

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #254C9F

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

Preview Lab → · Contrast checker → · Palette generator →