#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
RGB	rgb(45, 51, 185)
HSL	hsl(237, 61%, 45%)
HSV	hsv(237, 76%, 73%)
CMYK	cmyk(75.7%, 72.4%, 0%, 27.5%)
CIE-LAB	lab(30.47, 43.53, -70.55)
CIE-LCH	lch(30.47, 82.90, 301.67°)
OKLab	oklab(41.88% 0.0055 -0.2042)
OKLCH	oklch(41.88% 0.204 271.5)
XYZ	xyz(11.0200, 6.4271, 46.5493)
Luminance	0.0643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

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
##2D33B9	1.00	9.19	2.29	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

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 →