#2581AE#2581AE

#2581AE is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.1% C 0.108 H 235.1°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#2581AE
RGB	rgb(37, 129, 174)
HSL	hsl(200, 65%, 41%)
HSV	hsv(200, 79%, 68%)
CMYK	cmyk(78.7%, 25.9%, 0%, 31.8%)
CIE-LAB	lab(50.86, -10.68, -31.32)
CIE-LCH	lch(50.86, 33.09, 251.17°)
OKLab	oklab(57.15% -0.0618 -0.0884)
OKLCH	oklch(57.15% 0.108 235.1)
XYZ	xyz(16.2501, 19.1478, 42.8756)
Luminance	0.1915 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2581AE #AE5225

analogous

#25AE97 #2581AE #253DAE

triadic

#2581AE #AE2581 #81AE25

tetradic

#2581AE #9725AE #AE5225 #3DAE25

square

#2581AE #9725AE #AE5225 #3DAE25

split-complementary

#2581AE #AE253D #AE9725

monochromatic

#103649 #1A5C7C #2581AE #3BA3D5 #6DBAE0

Accessibility & contrast

On white

4.35

#2581AE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#2581AE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2581AE

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2581AE	#FFFFFF	#000000	##000000
##2581AE	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B80B0

Deuteranopia (green-blind)

#5973AD

Tritanopia (blue-blind)

#008D90

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #2581ae;
/* rgb */ color: rgb(37, 129, 174);
/* oklch */ color: oklch(57.1% 0.108 235.1);

Tailwind

colors: {
  custom: {
    50: '#75a5c6',
    500: '#2581ae',
    950: '#000000',
  },
}

SCSS

$custom: #2581ae;
$custom-light: #75a5c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2581ae",
  "rgb": {
    "r": 37,
    "g": 129,
    "b": 174
  },
  "hsl": {
    "h": 199.708,
    "s": 64.929,
    "l": 41.373
  },
  "oklch": {
    "l": 0.57148,
    "c": 0.10781,
    "h": 235.1
  },
  "luminance": 0.1915
}

Semantic roles & 50–950 ramp

primary

#2581AE

secondary

#C68768

accent

#7740E8

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2581AE

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

Preview Lab → · Contrast checker → · Palette generator →