#23289D#23289D

#23289D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.7% C 0.183 H 271.2°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX#23289D
RGBrgb(35, 40, 157)
HSLhsl(238, 64%, 38%)
HSVhsv(238, 78%, 62%)
CMYKcmyk(77.7%, 74.5%, 0%, 38.4%)
CIE-LABlab(24.67, 39.51, -63.31)
CIE-LCHlch(24.67, 74.63, 301.97°)
OKLaboklab(36.72% 0.0038 -0.1833)
OKLCHoklch(36.72% 0.183 271.2)
XYZxyz(7.5357, 4.3084, 32.3262)
Luminance0.0431 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#23289D #9D9823
analogous
#23659D #23289D #5B239D
triadic
#23289D #9D2328 #289D23
tetradic
#23289D #9D2365 #9D9823 #239D5B
square
#23289D #9D2365 #9D9823 #239D5B
split-complementary
#23289D #9D5B23 #659D23
monochromatic
#0D0E39 #181B6B #23289D #2E35CF #5F64DB

Accessibility & contrast

On white

11.28
#23289D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.86
#23289D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23289D
11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##23289D#FFFFFF#000000##FFFFFF
##23289D1.0011.281.8611.28
#FFFFFF11.281.0021.001.00
#0000001.8621.001.0021.00
##FFFFFF11.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0040A0
Deuteranopia (green-blind)
#00349B
Tritanopia (blue-blind)
#004A60
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #23289d;
/* rgb */ color: rgb(35, 40, 157);
/* oklch */ color: oklch(36.7% 0.183 271.2);
Tailwind
colors: {
  custom: {
    50: '#7463bb',
    500: '#23289d',
    950: '#000000',
  },
}
SCSS
$custom: #23289d;
$custom-light: #7463bb;
$custom-dark: #000000;
JSON
{
  "hex": "#23289d",
  "rgb": {
    "r": 35,
    "g": 40,
    "b": 157
  },
  "hsl": {
    "h": 237.541,
    "s": 63.542,
    "l": 37.647
  },
  "oklch": {
    "l": 0.36718,
    "c": 0.18334,
    "h": 271.2
  },
  "luminance": 0.04309
}

Semantic roles & 50–950 ramp

primary
#23289D
secondary
#C0BC5C
accent
#E041E7
background
#F7F6FB
surface
#EEEBF6
border
#C9C6D0
text
#0A0512
muted
#7C7A81

Preview Lab

Preview with #23289D

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

Preview Lab → · Contrast checker → · Palette generator →

#23289D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva