#253CAE#253CAE

#253CAE is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.9% C 0.183 H 268.1°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).

Color values

HEX#253CAE
RGBrgb(37, 60, 174)
HSLhsl(230, 65%, 41%)
HSVhsv(230, 79%, 68%)
CMYKcmyk(78.7%, 65.5%, 0%, 31.8%)
CIE-LABlab(31.07, 33.30, -63.04)
CIE-LCHlch(31.07, 71.29, 297.84°)
OKLaboklab(41.89% -0.006 -0.1824)
OKLCHoklch(41.89% 0.183 268.1)
XYZxyz(10.0161, 6.6799, 40.7977)
Luminance0.0668 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#253CAE #AE9725
analogous
#2581AE #253CAE #5325AE
triadic
#253CAE #AE253C #3CAE25
tetradic
#253CAE #AE2581 #AE9725 #25AE53
square
#253CAE #AE2581 #AE9725 #25AE53
split-complementary
#253CAE #AE5325 #81AE25
monochromatic
#101949 #1A2B7C #253CAE #3B55D5 #6D81E0

Accessibility & contrast

On white

8.99
#253CAE on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.34
#253CAE on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253CAE
8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##253CAE#FFFFFF#000000##FFFFFF
##253CAE1.008.992.348.99
#FFFFFF8.991.0021.001.00
#0000002.3421.001.0021.00
##FFFFFF8.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0050B2
Deuteranopia (green-blind)
#0043AC
Tritanopia (blue-blind)
#005A6F
Achromatopsia (no color)
#494949

Design tokens & code

CSS
--color: #253cae;
/* rgb */ color: rgb(37, 60, 174);
/* oklch */ color: oklch(41.9% 0.183 268.1);
Tailwind
colors: {
  custom: {
    50: '#7771c7',
    500: '#253cae',
    950: '#000000',
  },
}
SCSS
$custom: #253cae;
$custom-light: #7771c7;
$custom-dark: #000000;
JSON
{
  "hex": "#253cae",
  "rgb": {
    "r": 37,
    "g": 60,
    "b": 174
  },
  "hsl": {
    "h": 229.927,
    "s": 64.929,
    "l": 41.373
  },
  "oklch": {
    "l": 0.41885,
    "c": 0.18254,
    "h": 268.1
  },
  "luminance": 0.06681
}

Semantic roles & 50–950 ramp

primary
#253CAE
secondary
#C6B768
accent
#CC40E8
background
#F7F6FC
surface
#EEECF8
border
#C9C7D1
text
#0A0713
muted
#7C7A82

Preview Lab

Preview with #253CAE

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

Preview Lab → · Contrast checker → · Palette generator →

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