#2B1B76#2B1B76

#2B1B76 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.2% C 0.145 H 282.0°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#2B1B76
RGB	rgb(43, 27, 118)
HSL	hsl(251, 63%, 28%)
HSV	hsv(251, 77%, 46%)
CMYK	cmyk(63.6%, 77.1%, 0%, 53.7%)
CIE-LAB	lab(18.39, 34.74, -49.23)
CIE-LCH	lch(18.39, 60.25, 305.21°)
OKLab	oklab(31.17% 0.0301 -0.1419)
OKLCH	oklch(31.17% 0.145 282)
XYZ	xyz(4.6572, 2.6051, 17.3935)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1B76 #66761B

analogous

#1B3876 #2B1B76 #581B76

triadic

#2B1B76 #762B1B #1B762B

tetradic

#2B1B76 #761B38 #66761B #1B7658

square

#2B1B76 #761B38 #66761B #1B7658

split-complementary

#2B1B76 #76581B #38761B

monochromatic

#090619 #191044 #2B1B76 #3D26A8 #543AD2

Accessibility & contrast

On white

13.81

#2B1B76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#2B1B76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1B76

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1B76	#FFFFFF	#000000	##FFFFFF
##2B1B76	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003079

Deuteranopia (green-blind)

#002A74

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #2b1b76;
/* rgb */ color: rgb(43, 27, 118);
/* oklch */ color: oklch(31.2% 0.145 282.0);

Tailwind

colors: {
  custom: {
    50: '#6f599e',
    500: '#2b1b76',
    950: '#000000',
  },
}

SCSS

$custom: #2b1b76;
$custom-light: #6f599e;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1b76",
  "rgb": {
    "r": 43,
    "g": 27,
    "b": 118
  },
  "hsl": {
    "h": 250.549,
    "s": 62.759,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31171,
    "c": 0.14511,
    "h": 282
  },
  "luminance": 0.02605
}

Semantic roles & 50–950 ramp

primary

#2B1B76

secondary

#98AA42

accent

#E642C9

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #2B1B76

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

Preview Lab → · Contrast checker → · Palette generator →