#258299#258299

#258299 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.4% C 0.090 H 218.3°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#258299
RGB	rgb(37, 130, 153)
HSL	hsl(192, 61%, 37%)
HSV	hsv(192, 76%, 60%)
CMYK	cmyk(75.8%, 15%, 0%, 40%)
CIE-LAB	lab(50.28, -18.58, -20.02)
CIE-LCH	lch(50.28, 27.31, 227.13°)
OKLab	oklab(56.39% -0.0707 -0.0559)
OKLCH	oklch(56.39% 0.09 218.3)
XYZ	xyz(14.4929, 18.6568, 32.9681)
Luminance	0.1866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258299 #993C25

analogous

#259976 #258299 #254899

triadic

#258299 #992582 #829925

tetradic

#258299 #762599 #993C25 #489925

square

#258299 #762599 #993C25 #489925

split-complementary

#258299 #992548 #997625

monochromatic

#0D2E36 #195868 #258299 #31ACCA #60C1D9

Accessibility & contrast

On white

4.44

#258299 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#258299 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258299

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258299	#FFFFFF	#000000	##000000
##258299	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#737E9A

Deuteranopia (green-blind)

#647399

Tritanopia (blue-blind)

#008A89

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #258299;
/* rgb */ color: rgb(37, 130, 153);
/* oklch */ color: oklch(56.4% 0.090 218.3);

Tailwind

colors: {
  custom: {
    50: '#72a6b7',
    500: '#258299',
    950: '#000000',
  },
}

SCSS

$custom: #258299;
$custom-light: #72a6b7;
$custom-dark: #000000;

JSON

{
  "hex": "#258299",
  "rgb": {
    "r": 37,
    "g": 130,
    "b": 153
  },
  "hsl": {
    "h": 191.897,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.56393,
    "c": 0.09017,
    "h": 218.3
  },
  "luminance": 0.18658
}

Semantic roles & 50–950 ramp

primary

#258299

secondary

#BE6F5C

accent

#6344E4

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #258299

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

Preview Lab → · Contrast checker → · Palette generator →