#253683#253683

#253683 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.8% C 0.131 H 269.5°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX#253683
RGBrgb(37, 54, 131)
HSLhsl(229, 56%, 33%)
HSVhsv(229, 72%, 51%)
CMYKcmyk(71.8%, 58.8%, 0%, 48.6%)
CIE-LABlab(25.77, 20.98, -45.42)
CIE-LCHlch(25.77, 50.03, 294.79°)
OKLaboklab(36.81% -0.0012 -0.1308)
OKLCHoklch(36.81% 0.131 269.5)
XYZxyz(6.1774, 4.6697, 22.0441)
Luminance0.0467 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#253683 #837225
analogous
#256583 #253683 #432583
triadic
#253683 #832536 #368325
tetradic
#253683 #832565 #837225 #258343
square
#253683 #832565 #837225 #258343
split-complementary
#253683 #834325 #658325
monochromatic
#0A0F24 #182253 #253683 #324AB3 #546ACF

Accessibility & contrast

On white

10.86
#253683 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.93
#253683 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253683
10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##253683#FFFFFF#000000##FFFFFF
##2536831.0010.861.9310.86
#FFFFFF10.861.0021.001.00
#0000001.9321.001.0021.00
##FFFFFF10.861.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004186
Deuteranopia (green-blind)
#003981
Tritanopia (blue-blind)
#004957
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #253683;
/* rgb */ color: rgb(37, 54, 131);
/* oklch */ color: oklch(36.8% 0.131 269.5);
Tailwind
colors: {
  custom: {
    50: '#6d6ca8',
    500: '#253683',
    950: '#000000',
  },
}
SCSS
$custom: #253683;
$custom-light: #6d6ca8;
$custom-dark: #000000;
JSON
{
  "hex": "#253683",
  "rgb": {
    "r": 37,
    "g": 54,
    "b": 131
  },
  "hsl": {
    "h": 229.149,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.3681,
    "c": 0.13084,
    "h": 269.5
  },
  "luminance": 0.0467
}

Semantic roles & 50–950 ramp

primary
#253683
secondary
#B3A151
accent
#C449DF
background
#F6F6FA
surface
#ECEBF4
border
#C7C6CE
text
#080710
muted
#7A7A7F

Preview Lab

Preview with #253683

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

Preview Lab → · Contrast checker → · Palette generator →

#253683 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva