#254F7B#254F7B

#254F7B is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 42.0% C 0.087 H 251.6°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#254F7B
RGB	rgb(37, 79, 123)
HSL	hsl(211, 54%, 31%)
HSV	hsv(211, 70%, 48%)
CMYK	cmyk(69.9%, 35.8%, 0%, 51.8%)
CIE-LAB	lab(32.73, 0.85, -29.27)
CIE-LCH	lch(32.73, 29.28, 271.65°)
OKLab	oklab(41.98% -0.0276 -0.083)
OKLCH	oklch(41.98% 0.087 251.6)
XYZ	xyz(7.1328, 7.4146, 19.7903)
Luminance	0.0741 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254F7B #7B5125

analogous

#257A7B #254F7B #26257B

triadic

#254F7B #7B254F #4F7B25

tetradic

#254F7B #7B257A #7B5125 #257B26

square

#254F7B #7B257A #7B5125 #257B26

split-complementary

#254F7B #7B2625 #7A7B25

monochromatic

#09131D #17314C #254F7B #336DAA #508CCA

Accessibility & contrast

On white

8.46

#254F7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#254F7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254F7B

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254F7B	#FFFFFF	#000000	##FFFFFF
##254F7B	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C517D

Deuteranopia (green-blind)

#2F497A

Tritanopia (blue-blind)

#00595F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #254f7b;
/* rgb */ color: rgb(37, 79, 123);
/* oklch */ color: oklch(42.0% 0.087 251.6);

Tailwind

colors: {
  custom: {
    50: '#6a80a1',
    500: '#254f7b',
    950: '#000000',
  },
}

SCSS

$custom: #254f7b;
$custom-light: #6a80a1;
$custom-dark: #000000;

JSON

{
  "hex": "#254f7b",
  "rgb": {
    "r": 37,
    "g": 79,
    "b": 123
  },
  "hsl": {
    "h": 210.698,
    "s": 53.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.4198,
    "c": 0.08748,
    "h": 251.6
  },
  "luminance": 0.07415
}

Semantic roles & 50–950 ramp

primary

#254F7B

secondary

#AD7F4F

accent

#964BDD

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0F

muted

#7A7C7E

Preview Lab

Preview with #254F7B

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

Preview Lab → · Contrast checker → · Palette generator →