#2B1D89#2B1D89

#2B1D89 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.5% C 0.167 H 278.2°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#2B1D89
RGB	rgb(43, 29, 137)
HSL	hsl(248, 65%, 33%)
HSV	hsv(248, 79%, 54%)
CMYK	cmyk(68.6%, 78.8%, 0%, 46.3%)
CIE-LAB	lab(20.82, 39.82, -57.27)
CIE-LCH	lch(20.82, 69.75, 304.81°)
OKLab	oklab(33.49% 0.0239 -0.1654)
OKLCH	oklch(33.49% 0.167 278.2)
XYZ	xyz(5.9495, 3.1980, 23.9658)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1D89 #7B891D

analogous

#1D4589 #2B1D89 #611D89

triadic

#2B1D89 #892B1D #1D892B

tetradic

#2B1D89 #891D45 #7B891D #1D8961

square

#2B1D89 #891D45 #7B891D #1D8961

split-complementary

#2B1D89 #89611D #45891D

monochromatic

#0B0824 #1B1256 #2B1D89 #3B28BC #5B48D8

Accessibility & contrast

On white

12.81

#2B1D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2B1D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1D89

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1D89	#FFFFFF	#000000	##FFFFFF
##2B1D89	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368C

Deuteranopia (green-blind)

#002E87

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2b1d89;
/* rgb */ color: rgb(43, 29, 137);
/* oklch */ color: oklch(33.5% 0.167 278.2);

Tailwind

colors: {
  custom: {
    50: '#735cad',
    500: '#2b1d89',
    950: '#000000',
  },
}

SCSS

$custom: #2b1d89;
$custom-light: #735cad;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1d89",
  "rgb": {
    "r": 43,
    "g": 29,
    "b": 137
  },
  "hsl": {
    "h": 247.778,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33494,
    "c": 0.16715,
    "h": 278.2
  },
  "luminance": 0.03198
}

Semantic roles & 50–950 ramp

primary

#2B1D89

secondary

#ABBA47

accent

#E840D2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2B1D89

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

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