#2D1D8E#2D1D8E

#2D1D8E is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.2% C 0.173 H 278.5°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#2D1D8E
RGB	rgb(45, 29, 142)
HSL	hsl(248, 66%, 34%)
HSV	hsv(248, 80%, 56%)
CMYK	cmyk(68.3%, 79.6%, 0%, 44.3%)
CIE-LAB	lab(21.54, 41.63, -59.20)
CIE-LCH	lch(21.54, 72.38, 305.12°)
OKLab	oklab(34.2% 0.0255 -0.171)
OKLCH	oklch(34.2% 0.173 278.5)
XYZ	xyz(6.4025, 3.3891, 25.9027)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1D8E #7E8E1D

analogous

#1D458E #2D1D8E #651D8E

triadic

#2D1D8E #8E2D1D #1D8E2D

tetradic

#2D1D8E #8E1D45 #7E8E1D #1D8E65

square

#2D1D8E #8E1D45 #7E8E1D #1D8E65

split-complementary

#2D1D8E #8E651D #458E1D

monochromatic

#0D0828 #1D135B #2D1D8E #3D27C1 #5F4BDA

Accessibility & contrast

On white

12.51

#2D1D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#2D1D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1D8E

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1D8E	#FFFFFF	#000000	##FFFFFF
##2D1D8E	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003891

Deuteranopia (green-blind)

#002F8C

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2d1d8e;
/* rgb */ color: rgb(45, 29, 142);
/* oklch */ color: oklch(34.2% 0.173 278.5);

Tailwind

colors: {
  custom: {
    50: '#755cb0',
    500: '#2d1d8e',
    950: '#000000',
  },
}

SCSS

$custom: #2d1d8e;
$custom-light: #755cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1d8e",
  "rgb": {
    "r": 45,
    "g": 29,
    "b": 142
  },
  "hsl": {
    "h": 248.496,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34204,
    "c": 0.17288,
    "h": 278.5
  },
  "luminance": 0.0339
}

Semantic roles & 50–950 ramp

primary

#2D1D8E

secondary

#ACBD4A

accent

#E93FD1

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2D1D8E

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

Preview Lab → · Contrast checker → · Palette generator →