#25518B#25518B

#25518B is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.5% C 0.108 H 256.3°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#25518B
RGB	rgb(37, 81, 139)
HSL	hsl(214, 58%, 35%)
HSV	hsv(214, 73%, 55%)
CMYK	cmyk(73.4%, 41.7%, 0%, 45.5%)
CIE-LAB	lab(34.28, 5.69, -36.68)
CIE-LCH	lch(34.28, 37.12, 278.82°)
OKLab	oklab(43.48% -0.0255 -0.1047)
OKLCH	oklch(43.48% 0.108 256.3)
XYZ	xyz(8.3639, 8.1414, 25.5517)
Luminance	0.0814 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25518B #8B5F25

analogous

#25848B #25518B #2C258B

triadic

#25518B #8B2551 #518B25

tetradic

#25518B #8B2584 #8B5F25 #258B2C

square

#25518B #8B2584 #8B5F25 #258B2C

split-complementary

#25518B #8B2C25 #848B25

monochromatic

#0B192A #18355B #25518B #326DBB #588DD3

Accessibility & contrast

On white

7.99

#25518B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#25518B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25518B

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25518B	#FFFFFF	#000000	##FFFFFF
##25518B	1.00	7.99	2.63	7.99
#FFFFFF	7.99	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36568D

Deuteranopia (green-blind)

#254C8A

Tritanopia (blue-blind)

#005F67

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #25518b;
/* rgb */ color: rgb(37, 81, 139);
/* oklch */ color: oklch(43.5% 0.108 256.3);

Tailwind

colors: {
  custom: {
    50: '#6d81ad',
    500: '#25518b',
    950: '#000000',
  },
}

SCSS

$custom: #25518b;
$custom-light: #6d81ad;
$custom-dark: #000000;

JSON

{
  "hex": "#25518b",
  "rgb": {
    "r": 37,
    "g": 81,
    "b": 139
  },
  "hsl": {
    "h": 214.118,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.43484,
    "c": 0.10774,
    "h": 256.3
  },
  "luminance": 0.08142
}

Semantic roles & 50–950 ramp

primary

#25518B

secondary

#B78D55

accent

#9F47E1

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #25518B

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

Preview Lab → · Contrast checker → · Palette generator →