#232B9B#232B9B

#232B9B is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.0% C 0.178 H 270.9°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX#232B9B
RGBrgb(35, 43, 155)
HSLhsl(236, 63%, 37%)
HSVhsv(236, 77%, 61%)
CMYKcmyk(77.4%, 72.3%, 0%, 39.2%)
CIE-LABlab(25.11, 36.99, -61.36)
CIE-LCHlch(25.11, 71.64, 301.09°)
OKLaboklab(36.97% 0.0027 -0.1776)
OKLCHoklch(36.97% 0.178 270.9)
XYZxyz(7.4714, 4.4508, 31.4693)
Luminance0.0445 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#232B9B #9B9323
analogous
#23679B #232B9B #57239B
triadic
#232B9B #9B232B #2B9B23
tetradic
#232B9B #9B2367 #9B9323 #239B57
square
#232B9B #9B2367 #9B9323 #239B57
split-complementary
#232B9B #9B5723 #679B23
monochromatic
#0C0F37 #181D69 #232B9B #2E39CD #5E66DB

Accessibility & contrast

On white

11.11
#232B9B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.89
#232B9B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B9B
11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##232B9B#FFFFFF#000000##FFFFFF
##232B9B1.0011.111.8911.11
#FFFFFF11.111.0021.001.00
#0000001.8921.001.0021.00
##FFFFFF11.111.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00419E
Deuteranopia (green-blind)
#003699
Tritanopia (blue-blind)
#004B60
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #232b9b;
/* rgb */ color: rgb(35, 43, 155);
/* oklch */ color: oklch(37.0% 0.178 270.9);
Tailwind
colors: {
  custom: {
    50: '#7365ba',
    500: '#232b9b',
    950: '#000000',
  },
}
SCSS
$custom: #232b9b;
$custom-light: #7365ba;
$custom-dark: #000000;
JSON
{
  "hex": "#232b9b",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 155
  },
  "hsl": {
    "h": 236,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.36972,
    "c": 0.17764,
    "h": 270.9
  },
  "luminance": 0.04452
}

Semantic roles & 50–950 ramp

primary
#232B9B
secondary
#BFB95A
accent
#DB42E6
background
#F7F6FB
surface
#EEEBF6
border
#C9C6D0
text
#090512
muted
#7B7A81

Preview Lab

Preview with #232B9B

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

Preview Lab → · Contrast checker → · Palette generator →

#232B9B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva