#25558B#25558B

#25558B is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.4% C 0.103 H 253.4°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#25558B
RGB	rgb(37, 85, 139)
HSL	hsl(212, 58%, 35%)
HSV	hsv(212, 73%, 55%)
CMYK	cmyk(73.4%, 38.8%, 0%, 45.5%)
CIE-LAB	lab(35.51, 3.07, -34.72)
CIE-LCH	lch(35.51, 34.86, 275.05°)
OKLab	oklab(44.44% -0.0295 -0.0989)
OKLCH	oklch(44.44% 0.103 253.4)
XYZ	xyz(8.6699, 8.7534, 25.6538)
Luminance	0.0875 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25558B #8B5B25

analogous

#25888B #25558B #28258B

triadic

#25558B #8B2555 #558B25

tetradic

#25558B #8B2588 #8B5B25 #258B28

square

#25558B #8B2588 #8B5B25 #258B28

split-complementary

#25558B #8B2825 #888B25

monochromatic

#0B1A2A #18375B #25558B #3273BB #5892D3

Accessibility & contrast

On white

7.63

#25558B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#25558B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25558B

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25558B	#FFFFFF	#000000	##FFFFFF
##25558B	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C598D

Deuteranopia (green-blind)

#2D4F8A

Tritanopia (blue-blind)

#006269

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #25558b;
/* rgb */ color: rgb(37, 85, 139);
/* oklch */ color: oklch(44.4% 0.103 253.4);

Tailwind

colors: {
  custom: {
    50: '#6d84ad',
    500: '#25558b',
    950: '#000000',
  },
}

SCSS

$custom: #25558b;
$custom-light: #6d84ad;
$custom-dark: #000000;

JSON

{
  "hex": "#25558b",
  "rgb": {
    "r": 37,
    "g": 85,
    "b": 139
  },
  "hsl": {
    "h": 211.765,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.44442,
    "c": 0.10318,
    "h": 253.4
  },
  "luminance": 0.08754
}

Semantic roles & 50–950 ramp

primary

#25558B

secondary

#B78955

accent

#9847E1

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #25558B

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

Preview Lab → · Contrast checker → · Palette generator →