#25508B#25508B

#25508B is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.2% C 0.109 H 257.0°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#25508B
RGB	rgb(37, 80, 139)
HSL	hsl(215, 58%, 35%)
HSV	hsv(215, 73%, 55%)
CMYK	cmyk(73.4%, 42.4%, 0%, 45.5%)
CIE-LAB	lab(33.97, 6.35, -37.17)
CIE-LCH	lch(33.97, 37.71, 279.70°)
OKLab	oklab(43.25% -0.0245 -0.1061)
OKLCH	oklch(43.25% 0.109 257)
XYZ	xyz(8.2901, 7.9938, 25.5271)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25508B #8B6025

analogous

#25838B #25508B #2D258B

triadic

#25508B #8B2550 #508B25

tetradic

#25508B #8B2583 #8B6025 #258B2D

square

#25508B #8B2583 #8B6025 #258B2D

split-complementary

#25508B #8B2D25 #838B25

monochromatic

#0B182A #18345B #25508B #326CBB #588CD3

Accessibility & contrast

On white

8.08

#25508B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#25508B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25508B

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25508B	#FFFFFF	#000000	##FFFFFF
##25508B	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34558D

Deuteranopia (green-blind)

#234C8A

Tritanopia (blue-blind)

#005E66

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #25508b;
/* rgb */ color: rgb(37, 80, 139);
/* oklch */ color: oklch(43.2% 0.109 257.0);

Tailwind

colors: {
  custom: {
    50: '#6d80ad',
    500: '#25508b',
    950: '#000000',
  },
}

SCSS

$custom: #25508b;
$custom-light: #6d80ad;
$custom-dark: #000000;

JSON

{
  "hex": "#25508b",
  "rgb": {
    "r": 37,
    "g": 80,
    "b": 139
  },
  "hsl": {
    "h": 214.706,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.43247,
    "c": 0.10892,
    "h": 257
  },
  "luminance": 0.07995
}

Semantic roles & 50–950 ramp

primary

#25508B

secondary

#B78E55

accent

#A047E1

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #25508B

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

Preview Lab → · Contrast checker → · Palette generator →