#254F81#254F81

#254F81 is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.4% C 0.096 H 254.3°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#254F81
RGB	rgb(37, 79, 129)
HSL	hsl(213, 55%, 33%)
HSV	hsv(213, 71%, 51%)
CMYK	cmyk(71.3%, 38.8%, 0%, 49.4%)
CIE-LAB	lab(33.07, 3.14, -32.45)
CIE-LCH	lch(33.07, 32.60, 275.53°)
OKLab	oklab(42.35% -0.0259 -0.0923)
OKLCH	oklch(42.35% 0.096 254.3)
XYZ	xyz(7.5199, 7.5695, 21.8294)
Luminance	0.0757 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254F81 #815725

analogous

#257D81 #254F81 #292581

triadic

#254F81 #81254F #4F8125

tetradic

#254F81 #81257D #815725 #258129

square

#254F81 #81257D #815725 #258129

split-complementary

#254F81 #812925 #7D8125

monochromatic

#0A1522 #173251 #254F81 #336CB1 #538BCE

Accessibility & contrast

On white

8.35

#254F81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#254F81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254F81

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254F81	#FFFFFF	#000000	##FFFFFF
##254F81	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385283

Deuteranopia (green-blind)

#2B4A80

Tritanopia (blue-blind)

#005B62

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #254f81;
/* rgb */ color: rgb(37, 79, 129);
/* oklch */ color: oklch(42.4% 0.096 254.3);

Tailwind

colors: {
  custom: {
    50: '#6b80a6',
    500: '#254f81',
    950: '#000000',
  },
}

SCSS

$custom: #254f81;
$custom-light: #6b80a6;
$custom-dark: #000000;

JSON

{
  "hex": "#254f81",
  "rgb": {
    "r": 37,
    "g": 79,
    "b": 129
  },
  "hsl": {
    "h": 212.609,
    "s": 55.422,
    "l": 32.549
  },
  "oklch": {
    "l": 0.42354,
    "c": 0.0959,
    "h": 254.3
  },
  "luminance": 0.0757
}

Semantic roles & 50–950 ramp

primary

#254F81

secondary

#B28550

accent

#9A49DF

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #254F81

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

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