#2B1A82#2B1A82

#2B1A82 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.3% C 0.161 H 279.8°. Best body text is #FFFFFF at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#2B1A82
RGB	rgb(43, 26, 130)
HSL	hsl(250, 67%, 31%)
HSV	hsv(250, 80%, 51%)
CMYK	cmyk(66.9%, 80%, 0%, 49%)
CIE-LAB	lab(19.49, 39.17, -55.06)
CIE-LCH	lch(19.49, 67.57, 305.42°)
OKLab	oklab(32.33% 0.0275 -0.159)
OKLCH	oklch(32.33% 0.161 279.8)
XYZ	xyz(5.3936, 2.8637, 21.3833)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1A82 #71821A

analogous

#1A3D82 #2B1A82 #5F1A82

triadic

#2B1A82 #822B1A #1A822B

tetradic

#2B1A82 #821A3D #71821A #1A825F

square

#2B1A82 #821A3D #71821A #1A825F

split-complementary

#2B1A82 #825F1A #3D821A

monochromatic

#09061C #1A104F #2B1A82 #3C24B5 #573ED8

Accessibility & contrast

On white

13.35

#2B1A82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#2B1A82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1A82

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1A82	#FFFFFF	#000000	##FFFFFF
##2B1A82	1.00	13.35	1.57	13.35
#FFFFFF	13.35	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003385

Deuteranopia (green-blind)

#002B80

Tritanopia (blue-blind)

#00394D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #2b1a82;
/* rgb */ color: rgb(43, 26, 130);
/* oklch */ color: oklch(32.3% 0.161 279.8);

Tailwind

colors: {
  custom: {
    50: '#725aa7',
    500: '#2b1a82',
    950: '#000000',
  },
}

SCSS

$custom: #2b1a82;
$custom-light: #725aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1a82",
  "rgb": {
    "r": 43,
    "g": 26,
    "b": 130
  },
  "hsl": {
    "h": 249.808,
    "s": 66.667,
    "l": 30.588
  },
  "oklch": {
    "l": 0.32333,
    "c": 0.16134,
    "h": 279.8
  },
  "luminance": 0.02864
}

Semantic roles & 50–950 ramp

primary

#2B1A82

secondary

#A3B642

accent

#EA3ECE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2B1A82

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

Preview Lab → · Contrast checker → · Palette generator →