#2D1B8A#2D1B8A

#2D1B8A is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.5% C 0.170 H 279.4°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#2D1B8A
RGB	rgb(45, 27, 138)
HSL	hsl(250, 67%, 32%)
HSV	hsv(250, 80%, 54%)
CMYK	cmyk(67.4%, 80.4%, 0%, 45.9%)
CIE-LAB	lab(20.74, 41.40, -58.03)
CIE-LCH	lch(20.74, 71.29, 305.51°)
OKLab	oklab(33.51% 0.0277 -0.1676)
OKLCH	oklch(33.51% 0.17 279.4)
XYZ	xyz(6.0601, 3.1762, 24.3335)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1B8A #788A1B

analogous

#1B408A #2D1B8A #651B8A

triadic

#2D1B8A #8A2D1B #1B8A2D

tetradic

#2D1B8A #8A1B40 #788A1B #1B8A65

square

#2D1B8A #8A1B40 #788A1B #1B8A65

split-complementary

#2D1B8A #8A651B #408A1B

monochromatic

#0C0724 #1C1157 #2D1B8A #3E25BD #5D45DB

Accessibility & contrast

On white

12.84

#2D1B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2D1B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1B8A

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1B8A	#FFFFFF	#000000	##FFFFFF
##2D1B8A	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368D

Deuteranopia (green-blind)

#002D88

Tritanopia (blue-blind)

#003C52

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2d1b8a;
/* rgb */ color: rgb(45, 27, 138);
/* oklch */ color: oklch(33.5% 0.170 279.4);

Tailwind

colors: {
  custom: {
    50: '#745bad',
    500: '#2d1b8a',
    950: '#000000',
  },
}

SCSS

$custom: #2d1b8a;
$custom-light: #745bad;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1b8a",
  "rgb": {
    "r": 45,
    "g": 27,
    "b": 138
  },
  "hsl": {
    "h": 249.73,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33512,
    "c": 0.16984,
    "h": 279.4
  },
  "luminance": 0.03177
}

Semantic roles & 50–950 ramp

primary

#2D1B8A

secondary

#A9BC45

accent

#EA3ECE

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2D1B8A

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

Preview Lab → · Contrast checker → · Palette generator →