#281D86#281D86

#281D86 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.9% C 0.164 H 277.1°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#281D86
RGB	rgb(40, 29, 134)
HSL	hsl(246, 64%, 32%)
HSV	hsv(246, 78%, 53%)
CMYK	cmyk(70.1%, 78.4%, 0%, 47.5%)
CIE-LAB	lab(20.25, 38.52, -56.35)
CIE-LCH	lch(20.25, 68.25, 304.35°)
OKLab	oklab(32.93% 0.0203 -0.1628)
OKLCH	oklch(32.93% 0.164 277.1)
XYZ	xyz(5.6161, 3.0506, 22.8425)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281D86 #7B861D

analogous

#1D4786 #281D86 #5D1D86

triadic

#281D86 #86281D #1D8628

tetradic

#281D86 #861D47 #7B861D #1D865D

square

#281D86 #861D47 #7B861D #1D865D

split-complementary

#281D86 #865D1D #47861D

monochromatic

#0A0721 #191254 #281D86 #3728B8 #5646D7

Accessibility & contrast

On white

13.04

#281D86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#281D86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281D86

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281D86	#FFFFFF	#000000	##FFFFFF
##281D86	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003589

Deuteranopia (green-blind)

#002C84

Tritanopia (blue-blind)

#003C50

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #281d86;
/* rgb */ color: rgb(40, 29, 134);
/* oklch */ color: oklch(32.9% 0.164 277.1);

Tailwind

colors: {
  custom: {
    50: '#715baa',
    500: '#281d86',
    950: '#000000',
  },
}

SCSS

$custom: #281d86;
$custom-light: #715baa;
$custom-dark: #000000;

JSON

{
  "hex": "#281d86",
  "rgb": {
    "r": 40,
    "g": 29,
    "b": 134
  },
  "hsl": {
    "h": 246.286,
    "s": 64.417,
    "l": 31.961
  },
  "oklch": {
    "l": 0.3293,
    "c": 0.16408,
    "h": 277.1
  },
  "luminance": 0.03051
}

Semantic roles & 50–950 ramp

primary

#281D86

secondary

#ADB946

accent

#E740D6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #281D86

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

Preview Lab → · Contrast checker → · Palette generator →