#2B1C96#2B1C96

#2B1C96 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.8% C 0.184 H 276.5°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#2B1C96
RGB	rgb(43, 28, 150)
HSL	hsl(247, 69%, 35%)
HSV	hsv(247, 81%, 59%)
CMYK	cmyk(71.3%, 81.3%, 0%, 41.2%)
CIE-LAB	lab(22.11, 44.47, -63.22)
CIE-LCH	lch(22.11, 77.30, 305.12°)
OKLab	oklab(34.83% 0.0208 -0.1827)
OKLCH	oklch(34.83% 0.184 276.5)
XYZ	xyz(6.9147, 3.5455, 29.1682)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1C96 #87961C

analogous

#1C4A96 #2B1C96 #681C96

triadic

#2B1C96 #962B1C #1C962B

tetradic

#2B1C96 #961C4A #87961C #1C9668

square

#2B1C96 #961C4A #87961C #1C9668

split-complementary

#2B1C96 #96681C #4A961C

monochromatic

#0D092F #1C1262 #2B1C96 #3A26CA #604EDE

Accessibility & contrast

On white

12.29

#2B1C96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2B1C96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1C96

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1C96	#FFFFFF	#000000	##FFFFFF
##2B1C96	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A99

Deuteranopia (green-blind)

#003094

Tritanopia (blue-blind)

#004259

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b1c96;
/* rgb */ color: rgb(43, 28, 150);
/* oklch */ color: oklch(34.8% 0.184 276.5);

Tailwind

colors: {
  custom: {
    50: '#765cb6',
    500: '#2b1c96',
    950: '#000000',
  },
}

SCSS

$custom: #2b1c96;
$custom-light: #765cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1c96",
  "rgb": {
    "r": 43,
    "g": 28,
    "b": 150
  },
  "hsl": {
    "h": 247.377,
    "s": 68.539,
    "l": 34.902
  },
  "oklch": {
    "l": 0.34826,
    "c": 0.18392,
    "h": 276.5
  },
  "luminance": 0.03546
}

Semantic roles & 50–950 ramp

primary

#2B1C96

secondary

#B2C14D

accent

#EB3CD6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2B1C96

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

Preview Lab → · Contrast checker → · Palette generator →