#2B1B72#2B1B72

#2B1B72 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.8% C 0.140 H 282.8°. Best body text is #FFFFFF at 13.98:1 contrast (WCAG AA passes).

Color values

HEX	#2B1B72
RGB	rgb(43, 27, 114)
HSL	hsl(251, 62%, 28%)
HSV	hsv(251, 76%, 45%)
CMYK	cmyk(62.3%, 76.3%, 0%, 55.3%)
CIE-LAB	lab(17.97, 33.43, -47.33)
CIE-LCH	lch(17.97, 57.95, 305.23°)
OKLab	oklab(30.75% 0.0311 -0.1364)
OKLCH	oklch(30.75% 0.14 282.8)
XYZ	xyz(4.4245, 2.5121, 16.1681)
Luminance	0.0251 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1B72 #62721B

analogous

#1B3772 #2B1B72 #561B72

triadic

#2B1B72 #722B1B #1B722B

tetradic

#2B1B72 #721B37 #62721B #1B7256

square

#2B1B72 #721B37 #62721B #1B7256

split-complementary

#2B1B72 #72561B #37721B

monochromatic

#090619 #180F41 #2B1B72 #3E27A3 #5438D0

Accessibility & contrast

On white

13.98

#2B1B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#2B1B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1B72

13.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1B72	#FFFFFF	#000000	##FFFFFF
##2B1B72	1.00	13.98	1.50	13.98
#FFFFFF	13.98	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F75

Deuteranopia (green-blind)

#002970

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #2b1b72;
/* rgb */ color: rgb(43, 27, 114);
/* oklch */ color: oklch(30.8% 0.140 282.8);

Tailwind

colors: {
  custom: {
    50: '#6e599b',
    500: '#2b1b72',
    950: '#000000',
  },
}

SCSS

$custom: #2b1b72;
$custom-light: #6e599b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1b72",
  "rgb": {
    "r": 43,
    "g": 27,
    "b": 114
  },
  "hsl": {
    "h": 251.034,
    "s": 61.702,
    "l": 27.647
  },
  "oklch": {
    "l": 0.30753,
    "c": 0.13991,
    "h": 282.8
  },
  "luminance": 0.02512
}

Semantic roles & 50–950 ramp

primary

#2B1B72

secondary

#94A742

accent

#E543C7

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #2B1B72

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

Preview Lab → · Contrast checker → · Palette generator →