#25597E#25597E

#25597E is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.7% C 0.082 H 242.7°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#25597E
RGB	rgb(37, 89, 126)
HSL	hsl(205, 55%, 32%)
HSV	hsv(205, 71%, 49%)
CMYK	cmyk(70.6%, 29.4%, 0%, 50.6%)
CIE-LAB	lab(36.07, -4.40, -25.88)
CIE-LCH	lch(36.07, 26.25, 260.35°)
OKLab	oklab(44.66% -0.0376 -0.073)
OKLCH	oklch(44.66% 0.082 242.7)
XYZ	xyz(8.0998, 9.0436, 21.0533)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25597E #7E4A25

analogous

#257E77 #25597E #252D7E

triadic

#25597E #7E2559 #597E25

tetradic

#25597E #77257E #7E4A25 #2D7E25

square

#25597E #77257E #7E4A25 #2D7E25

split-complementary

#25597E #7E252D #7E7725

monochromatic

#09161F #17384F #25597E #337AAD #5199CC

Accessibility & contrast

On white

7.48

#25597E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#25597E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25597E

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25597E	#FFFFFF	#000000	##FFFFFF
##25597E	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485A80

Deuteranopia (green-blind)

#3C517D

Tritanopia (blue-blind)

#006266

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #25597e;
/* rgb */ color: rgb(37, 89, 126);
/* oklch */ color: oklch(44.7% 0.082 242.7);

Tailwind

colors: {
  custom: {
    50: '#6b87a3',
    500: '#25597e',
    950: '#000000',
  },
}

SCSS

$custom: #25597e;
$custom-light: #6b87a3;
$custom-dark: #000000;

JSON

{
  "hex": "#25597e",
  "rgb": {
    "r": 37,
    "g": 89,
    "b": 126
  },
  "hsl": {
    "h": 204.944,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.44658,
    "c": 0.08215,
    "h": 242.7
  },
  "luminance": 0.09044
}

Semantic roles & 50–950 ramp

primary

#25597E

secondary

#B0774F

accent

#874ADE

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #25597E

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

Preview Lab → · Contrast checker → · Palette generator →