#2D33B9#2D33B9

#2D33B9 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 41.9% C 0.204 H 271.5°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX#2D33B9
RGBrgb(45, 51, 185)
HSLhsl(237, 61%, 45%)
HSVhsv(237, 76%, 73%)
CMYKcmyk(75.7%, 72.4%, 0%, 27.5%)
CIE-LABlab(30.47, 43.53, -70.55)
CIE-LCHlch(30.47, 82.90, 301.67°)
OKLaboklab(41.88% 0.0055 -0.2042)
OKLCHoklch(41.88% 0.204 271.5)
XYZxyz(11.0200, 6.4271, 46.5493)
Luminance0.0643 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2D33B9 #B9B32D
analogous
#2D79B9 #2D33B9 #6D2DB9
triadic
#2D33B9 #B92D33 #33B92D
tetradic
#2D33B9 #B92D79 #B9B32D #2DB96D
square
#2D33B9 #B92D79 #B9B32D #2DB96D
split-complementary
#2D33B9 #B96D2D #79B92D
monochromatic
#151857 #212588 #2D33B9 #4F55D4 #8084E0

Accessibility & contrast

On white

9.19
#2D33B9 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.29
#2D33B9 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D33B9
9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2D33B9#FFFFFF#000000##FFFFFF
##2D33B91.009.192.299.19
#FFFFFF9.191.0021.001.00
#0000002.2921.001.0021.00
##FFFFFF9.191.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004EBD
Deuteranopia (green-blind)
#0041B7
Tritanopia (blue-blind)
#005973
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #2d33b9;
/* rgb */ color: rgb(45, 51, 185);
/* oklch */ color: oklch(41.9% 0.204 271.5);
Tailwind
colors: {
  custom: {
    50: '#7d6ccf',
    500: '#2d33b9',
    950: '#000000',
  },
}
SCSS
$custom: #2d33b9;
$custom-light: #7d6ccf;
$custom-dark: #000000;
JSON
{
  "hex": "#2d33b9",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 185
  },
  "hsl": {
    "h": 237.429,
    "s": 60.87,
    "l": 45.098
  },
  "oklch": {
    "l": 0.41878,
    "c": 0.2043,
    "h": 271.5
  },
  "luminance": 0.06428
}

Semantic roles & 50–950 ramp

primary
#2D33B9
secondary
#C9C679
accent
#DD44E4
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0B0714
muted
#7C7A82

Preview Lab

Preview with #2D33B9

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

Preview Lab → · Contrast checker → · Palette generator →

#2D33B9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva