#2D1D91#2D1D91

#2D1D91 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.5% C 0.177 H 278.0°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#2D1D91
RGB	rgb(45, 29, 145)
HSL	hsl(248, 67%, 34%)
HSV	hsv(248, 80%, 57%)
CMYK	cmyk(69%, 80%, 0%, 43.1%)
CIE-LAB	lab(21.87, 42.58, -60.51)
CIE-LCH	lch(21.87, 74.00, 305.13°)
OKLab	oklab(34.54% 0.0246 -0.1748)
OKLCH	oklch(34.54% 0.177 278)
XYZ	xyz(6.6307, 3.4804, 27.1049)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1D91 #81911D

analogous

#1D4791 #2D1D91 #671D91

triadic

#2D1D91 #912D1D #1D912D

tetradic

#2D1D91 #911D47 #81911D #1D9167

square

#2D1D91 #911D47 #81911D #1D9167

split-complementary

#2D1D91 #91671D #47911D

monochromatic

#0D092B #1D135E #2D1D91 #3D27C4 #614DDB

Accessibility & contrast

On white

12.38

#2D1D91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#2D1D91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1D91

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1D91	#FFFFFF	#000000	##FFFFFF
##2D1D91	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003994

Deuteranopia (green-blind)

#00308F

Tritanopia (blue-blind)

#004057

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2d1d91;
/* rgb */ color: rgb(45, 29, 145);
/* oklch */ color: oklch(34.5% 0.177 278.0);

Tailwind

colors: {
  custom: {
    50: '#755cb2',
    500: '#2d1d91',
    950: '#000000',
  },
}

SCSS

$custom: #2d1d91;
$custom-light: #755cb2;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1d91",
  "rgb": {
    "r": 45,
    "g": 29,
    "b": 145
  },
  "hsl": {
    "h": 248.276,
    "s": 66.667,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34536,
    "c": 0.17655,
    "h": 278
  },
  "luminance": 0.03481
}

Semantic roles & 50–950 ramp

primary

#2D1D91

secondary

#AEBE4C

accent

#EA3ED2

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2D1D91

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

Preview Lab → · Contrast checker → · Palette generator →