#2D1B99#2D1B99

#2D1B99 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 35.2% C 0.188 H 277.1°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#2D1B99
RGB	rgb(45, 27, 153)
HSL	hsl(249, 70%, 35%)
HSV	hsv(249, 82%, 60%)
CMYK	cmyk(70.6%, 82.4%, 0%, 40%)
CIE-LAB	lab(22.45, 46.06, -64.51)
CIE-LCH	lch(22.45, 79.26, 305.53°)
OKLab	oklab(35.2% 0.0233 -0.1864)
OKLCH	oklch(35.2% 0.188 277.1)
XYZ	xyz(7.2220, 3.6410, 30.4530)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1B99 #87991B

analogous

#1B4899 #2D1B99 #6C1B99

triadic

#2D1B99 #992D1B #1B992D

tetradic

#2D1B99 #991B48 #87991B #1B996C

square

#2D1B99 #991B48 #87991B #1B996C

split-complementary

#2D1B99 #996C1B #48991B

monochromatic

#0E0931 #1E1265 #2D1B99 #3C24CD #634FE0

Accessibility & contrast

On white

12.15

#2D1B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#2D1B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1B99

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1B99	#FFFFFF	#000000	##FFFFFF
##2D1B99	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B9C

Deuteranopia (green-blind)

#003097

Tritanopia (blue-blind)

#00425B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2d1b99;
/* rgb */ color: rgb(45, 27, 153);
/* oklch */ color: oklch(35.2% 0.188 277.1);

Tailwind

colors: {
  custom: {
    50: '#775cb8',
    500: '#2d1b99',
    950: '#000000',
  },
}

SCSS

$custom: #2d1b99;
$custom-light: #775cb8;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1b99",
  "rgb": {
    "r": 45,
    "g": 27,
    "b": 153
  },
  "hsl": {
    "h": 248.571,
    "s": 70,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35203,
    "c": 0.18784,
    "h": 277.1
  },
  "luminance": 0.03642
}

Semantic roles & 50–950 ramp

primary

#2D1B99

secondary

#B2C24E

accent

#ED3BD3

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2D1B99

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

Preview Lab → · Contrast checker → · Palette generator →