#2B1D83#2B1D83

#2B1D83 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.8% C 0.160 H 279.2°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#2B1D83
RGB	rgb(43, 29, 131)
HSL	hsl(248, 64%, 31%)
HSV	hsv(248, 78%, 51%)
CMYK	cmyk(67.2%, 77.9%, 0%, 48.6%)
CIE-LAB	lab(20.17, 37.87, -54.58)
CIE-LCH	lch(20.17, 66.43, 304.75°)
OKLab	oklab(32.84% 0.0254 -0.1576)
OKLCH	oklch(32.84% 0.16 279.2)
XYZ	xyz(5.5310, 3.0306, 21.7618)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1D83 #75831D

analogous

#1D4283 #2B1D83 #5E1D83

triadic

#2B1D83 #832B1D #1D832B

tetradic

#2B1D83 #831D42 #75831D #1D835E

square

#2B1D83 #831D42 #75831D #1D835E

split-complementary

#2B1D83 #835E1D #42831D

monochromatic

#0A071F #1B1251 #2B1D83 #3B28B5 #5945D6

Accessibility & contrast

On white

13.07

#2B1D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#2B1D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1D83

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1D83	#FFFFFF	#000000	##FFFFFF
##2B1D83	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003486

Deuteranopia (green-blind)

#002D81

Tritanopia (blue-blind)

#003B4F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2b1d83;
/* rgb */ color: rgb(43, 29, 131);
/* oklch */ color: oklch(32.8% 0.160 279.2);

Tailwind

colors: {
  custom: {
    50: '#715ba8',
    500: '#2b1d83',
    950: '#000000',
  },
}

SCSS

$custom: #2b1d83;
$custom-light: #715ba8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1d83",
  "rgb": {
    "r": 43,
    "g": 29,
    "b": 131
  },
  "hsl": {
    "h": 248.235,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.3284,
    "c": 0.15963,
    "h": 279.2
  },
  "luminance": 0.03031
}

Semantic roles & 50–950 ramp

primary

#2B1D83

secondary

#A7B646

accent

#E741D0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2B1D83

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

Preview Lab → · Contrast checker → · Palette generator →