#2D1FA4#2D1FA4

#2D1FA4 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.9% C 0.198 H 275.4°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#2D1FA4
RGB	rgb(45, 31, 164)
HSL	hsl(246, 68%, 38%)
HSV	hsv(246, 81%, 64%)
CMYK	cmyk(72.6%, 81.1%, 0%, 35.7%)
CIE-LAB	lab(24.38, 47.53, -68.03)
CIE-LCH	lch(24.38, 82.98, 304.94°)
OKLab	oklab(36.91% 0.0185 -0.1967)
OKLCH	oklch(36.91% 0.198 275.4)
XYZ	xyz(8.2708, 4.2174, 35.4929)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D1FA4 #96A41F

analogous

#1F53A4 #2D1FA4 #6F1FA4

triadic

#2D1FA4 #A42D1F #1FA42D

tetradic

#2D1FA4 #A41F53 #96A41F #1FA46F

square

#2D1FA4 #A41F53 #96A41F #1FA46F

split-complementary

#2D1FA4 #A46F1F #53A41F

monochromatic

#110C3D #1F1571 #2D1FA4 #3C2AD7 #6B5DE0

Accessibility & contrast

On white

11.39

#2D1FA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2D1FA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D1FA4

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D1FA4	#FFFFFF	#000000	##FFFFFF
##2D1FA4	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A8

Deuteranopia (green-blind)

#0034A2

Tritanopia (blue-blind)

#004862

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2d1fa4;
/* rgb */ color: rgb(45, 31, 164);
/* oklch */ color: oklch(36.9% 0.198 275.4);

Tailwind

colors: {
  custom: {
    50: '#7a5fc0',
    500: '#2d1fa4',
    950: '#000000',
  },
}

SCSS

$custom: #2d1fa4;
$custom-light: #7a5fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d1fa4",
  "rgb": {
    "r": 45,
    "g": 31,
    "b": 164
  },
  "hsl": {
    "h": 246.316,
    "s": 68.205,
    "l": 38.235
  },
  "oklch": {
    "l": 0.36913,
    "c": 0.19755,
    "h": 275.4
  },
  "luminance": 0.04218
}

Semantic roles & 50–950 ramp

primary

#2D1FA4

secondary

#B9C55A

accent

#EB3DD9

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #2D1FA4

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

Preview Lab → · Contrast checker → · Palette generator →