#2D1B81#2D1B81

#2D1B81 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.5% C 0.159 H 281.0°. Best body text is #FFFFFF at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#2D1B81
RGB	rgb(45, 27, 129)
HSL	hsl(251, 65%, 31%)
HSV	hsv(251, 79%, 51%)
CMYK	cmyk(65.1%, 79.1%, 0%, 49.4%)
CIE-LAB	lab(19.75, 38.55, -54.00)
CIE-LCH	lch(19.75, 66.35, 305.53°)
OKLab	oklab(32.53% 0.0303 -0.1558)
OKLCH	oklch(32.53% 0.159 281)
XYZ	xyz(5.4353, 2.9263, 21.0430)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1B81 #6F811B

analogous

#1B3C81 #2D1B81 #601B81

triadic

#2D1B81 #812D1B #1B812D

tetradic

#2D1B81 #811B3C #6F811B #1B8160

square

#2D1B81 #811B3C #6F811B #1B8160

split-complementary

#2D1B81 #81601B #3C811B

monochromatic

#0A061C #1B104E #2D1B81 #3F26B4 #5A3FD7

Accessibility & contrast

On white

13.25

#2D1B81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#2D1B81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1B81

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1B81	#FFFFFF	#000000	##FFFFFF
##2D1B81	1.00	13.25	1.59	13.25
#FFFFFF	13.25	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003384

Deuteranopia (green-blind)

#002C7F

Tritanopia (blue-blind)

#00394D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2d1b81;
/* rgb */ color: rgb(45, 27, 129);
/* oklch */ color: oklch(32.5% 0.159 281.0);

Tailwind

colors: {
  custom: {
    50: '#725aa7',
    500: '#2d1b81',
    950: '#000000',
  },
}

SCSS

$custom: #2d1b81;
$custom-light: #725aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1b81",
  "rgb": {
    "r": 45,
    "g": 27,
    "b": 129
  },
  "hsl": {
    "h": 250.588,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.32525,
    "c": 0.15873,
    "h": 281
  },
  "luminance": 0.02927
}

Semantic roles & 50–950 ramp

primary

#2D1B81

secondary

#A1B543

accent

#E83FCB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2D1B81

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

Preview Lab → · Contrast checker → · Palette generator →