#2B1DAA#2B1DAA

#2B1DAA is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.2% C 0.207 H 274.1°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#2B1DAA
RGB	rgb(43, 29, 170)
HSL	hsl(246, 71%, 39%)
HSV	hsv(246, 83%, 67%)
CMYK	cmyk(74.7%, 82.9%, 0%, 33.3%)
CIE-LAB	lab(24.62, 50.16, -71.26)
CIE-LCH	lch(24.62, 87.14, 305.14°)
OKLab	oklab(37.25% 0.0149 -0.2061)
OKLCH	oklch(37.25% 0.207 274.1)
XYZ	xyz(8.6889, 4.2937, 38.3933)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1DAA #9CAA1D

analogous

#1D56AA #2B1DAA #721DAA

triadic

#2B1DAA #AA2B1D #1DAA2B

tetradic

#2B1DAA #AA1D56 #9CAA1D #1DAA72

square

#2B1DAA #AA1D56 #9CAA1D #1DAA72

split-complementary

#2B1DAA #AA721D #56AA1D

monochromatic

#110B41 #1E1476 #2B1DAA #3B2ADB #6B5EE4

Accessibility & contrast

On white

11.30

#2B1DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2B1DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1DAA

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1DAA	#FFFFFF	#000000	##FFFFFF
##2B1DAA	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AE

Deuteranopia (green-blind)

#0034A8

Tritanopia (blue-blind)

#004A65

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b1daa;
/* rgb */ color: rgb(43, 29, 170);
/* oklch */ color: oklch(37.2% 0.207 274.1);

Tailwind

colors: {
  custom: {
    50: '#7b5ec5',
    500: '#2b1daa',
    950: '#000000',
  },
}

SCSS

$custom: #2b1daa;
$custom-light: #7b5ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1daa",
  "rgb": {
    "r": 43,
    "g": 29,
    "b": 170
  },
  "hsl": {
    "h": 245.957,
    "s": 70.854,
    "l": 39.02
  },
  "oklch": {
    "l": 0.37248,
    "c": 0.20662,
    "h": 274.1
  },
  "luminance": 0.04295
}

Semantic roles & 50–950 ramp

primary

#2B1DAA

secondary

#BDC85B

accent

#EE3ADC

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2B1DAA

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

Preview Lab → · Contrast checker → · Palette generator →