#2B1C84#2B1C84

#2B1C84 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.8% C 0.162 H 279.2°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#2B1C84
RGB	rgb(43, 28, 132)
HSL	hsl(249, 65%, 31%)
HSV	hsv(249, 79%, 52%)
CMYK	cmyk(67.4%, 78.8%, 0%, 48.2%)
CIE-LAB	lab(20.08, 38.74, -55.35)
CIE-LCH	lch(20.08, 67.56, 304.99°)
OKLab	oklab(32.81% 0.0258 -0.1598)
OKLCH	oklch(32.81% 0.162 279.2)
XYZ	xyz(5.5750, 3.0096, 22.1124)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1C84 #75841C

analogous

#1C4184 #2B1C84 #5F1C84

triadic

#2B1C84 #842B1C #1C842B

tetradic

#2B1C84 #841C41 #75841C #1C845F

square

#2B1C84 #841C41 #75841C #1C845F

split-complementary

#2B1C84 #845F1C #41841C

monochromatic

#0A071F #1B1152 #2B1C84 #3B27B6 #5943D7

Accessibility & contrast

On white

13.11

#2B1C84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#2B1C84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1C84

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1C84	#FFFFFF	#000000	##FFFFFF
##2B1C84	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003487

Deuteranopia (green-blind)

#002C82

Tritanopia (blue-blind)

#003A4F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2b1c84;
/* rgb */ color: rgb(43, 28, 132);
/* oklch */ color: oklch(32.8% 0.162 279.2);

Tailwind

colors: {
  custom: {
    50: '#725ba9',
    500: '#2b1c84',
    950: '#000000',
  },
}

SCSS

$custom: #2b1c84;
$custom-light: #725ba9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1c84",
  "rgb": {
    "r": 43,
    "g": 28,
    "b": 132
  },
  "hsl": {
    "h": 248.654,
    "s": 65,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32814,
    "c": 0.16189,
    "h": 279.2
  },
  "luminance": 0.0301
}

Semantic roles & 50–950 ramp

primary

#2B1C84

secondary

#A7B745

accent

#E840D0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2B1C84

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

Preview Lab → · Contrast checker → · Palette generator →