#253E58#253E58

#253E58 is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.6% C 0.055 H 250.5°. Best body text is #FFFFFF at 11.00:1 contrast (WCAG AA passes).

Color values

HEX#253E58
RGBrgb(37, 62, 88)
HSLhsl(211, 41%, 25%)
HSVhsv(211, 58%, 35%)
CMYKcmyk(58%, 29.5%, 0%, 65.5%)
CIE-LABlab(25.39, -0.99, -18.52)
CIE-LCHlch(25.39, 18.55, 266.94°)
OKLaboklab(35.61% -0.0184 -0.0519)
OKLCHoklch(35.61% 0.055 250.5)
XYZxyz(4.2464, 4.5428, 9.8837)
Luminance0.0454 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#253E58 #583F25
analogous
#255858 #253E58 #262558
triadic
#253E58 #58253E #3E5825
tetradic
#253E58 #582558 #583F25 #255826
square
#253E58 #582558 #583F25 #255826
split-complementary
#253E58 #582625 #585825
monochromatic
#090F16 #13202D #253E58 #375C83 #497BAE

Accessibility & contrast

On white

11.00
#253E58 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.91
#253E58 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253E58
11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##253E58#FFFFFF#000000##FFFFFF
##253E581.0011.001.9111.00
#FFFFFF11.001.0021.001.00
#0000001.9121.001.0021.00
##FFFFFF11.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#333F59
Deuteranopia (green-blind)
#2D3A57
Tritanopia (blue-blind)
#074447
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #253e58;
/* rgb */ color: rgb(37, 62, 88);
/* oklch */ color: oklch(35.6% 0.055 250.5);
Tailwind
colors: {
  custom: {
    50: '#647387',
    500: '#253e58',
    950: '#000000',
  },
}
SCSS
$custom: #253e58;
$custom-light: #647387;
$custom-dark: #000000;
JSON
{
  "hex": "#253e58",
  "rgb": {
    "r": 37,
    "g": 62,
    "b": 88
  },
  "hsl": {
    "h": 210.588,
    "s": 40.8,
    "l": 24.51
  },
  "oklch": {
    "l": 0.35611,
    "c": 0.05511,
    "h": 250.5
  },
  "luminance": 0.04543
}

Semantic roles & 50–950 ramp

primary
#253E58
secondary
#8B6D4D
accent
#9557D1
background
#F6F6F8
surface
#EBECEF
border
#C6C7CA
text
#05080B
muted
#7A7B7C

Preview Lab

Preview with #253E58

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

Preview Lab → · Contrast checker → · Palette generator →

#253E58 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva