#21103D#21103D

#21103D is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.7% C 0.082 H 296.7°. Best body text is #FFFFFF at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#21103D
RGB	rgb(33, 16, 61)
HSL	hsl(263, 58%, 15%)
HSV	hsv(263, 74%, 24%)
CMYK	cmyk(45.9%, 73.8%, 0%, 76.1%)
CIE-LAB	lab(9.25, 20.77, -25.75)
CIE-LCH	lch(9.25, 33.08, 308.88°)
OKLab	oklab(22.66% 0.0369 -0.0734)
OKLCH	oklch(22.66% 0.082 296.7)
XYZ	xyz(1.6546, 1.0308, 4.5258)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21103D #2C3D10

analogous

#10153D #21103D #38103D

triadic

#21103D #3D2110 #103D21

tetradic

#21103D #3D1015 #2C3D10 #103D38

square

#21103D #3D1015 #2C3D10 #103D38

split-complementary

#21103D #3D3810 #153D10

monochromatic

#0D0618 #0D0618 #21103D #3B1D6D #55299E

Accessibility & contrast

On white

17.41

#21103D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#21103D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21103D

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21103D	#FFFFFF	#000000	##FFFFFF
##21103D	1.00	17.41	1.21	17.41
#FFFFFF	17.41	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3E

Deuteranopia (green-blind)

#00193C

Tritanopia (blue-blind)

#1A1A24

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #21103d;
/* rgb */ color: rgb(33, 16, 61);
/* oklch */ color: oklch(22.7% 0.082 296.7);

Tailwind

colors: {
  custom: {
    50: '#5f4f73',
    500: '#21103d',
    950: '#000000',
  },
}

SCSS

$custom: #21103d;
$custom-light: #5f4f73;
$custom-dark: #000000;

JSON

{
  "hex": "#21103d",
  "rgb": {
    "r": 33,
    "g": 16,
    "b": 61
  },
  "hsl": {
    "h": 262.667,
    "s": 58.442,
    "l": 15.098
  },
  "oklch": {
    "l": 0.22662,
    "c": 0.08215,
    "h": 296.7
  },
  "luminance": 0.01031
}

Semantic roles & 50–950 ramp

primary

#21103D

secondary

#5D7732

accent

#E246A7

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#050208

muted

#79787B

Preview Lab

Preview with #21103D

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

Preview Lab → · Contrast checker → · Palette generator →