#21163C#21163C

#21163C is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 23.7% C 0.070 H 293.7°. Best body text is #FFFFFF at 16.87:1 contrast (WCAG AA passes).

Color values

HEX	#21163C
RGB	rgb(33, 22, 60)
HSL	hsl(257, 46%, 16%)
HSV	hsv(257, 63%, 24%)
CMYK	cmyk(45%, 63.3%, 0%, 76.5%)
CIE-LAB	lab(10.73, 16.30, -22.65)
CIE-LCH	lch(10.73, 27.90, 305.75°)
OKLab	oklab(23.72% 0.0282 -0.0643)
OKLCH	oklch(23.72% 0.07 293.7)
XYZ	xyz(1.7295, 1.2234, 4.4191)
Luminance	0.0122 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21163C #313C16

analogous

#161E3C #21163C #34163C

triadic

#21163C #3C2116 #163C21

tetradic

#21163C #3C161E #313C16 #163C34

square

#21163C #3C161E #313C16 #163C34

split-complementary

#21163C #3C3416 #1E3C16

monochromatic

#0C0816 #0C0816 #21163C #3A2669 #523796

Accessibility & contrast

On white

16.87

#21163C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#21163C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21163C

16.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21163C	#FFFFFF	#000000	##FFFFFF
##21163C	1.00	16.87	1.24	16.87
#FFFFFF	16.87	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#051D3D

Deuteranopia (green-blind)

#071C3B

Tritanopia (blue-blind)

#1A1E26

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #21163c;
/* rgb */ color: rgb(33, 22, 60);
/* oklch */ color: oklch(23.7% 0.070 293.7);

Tailwind

colors: {
  custom: {
    50: '#5e5372',
    500: '#21163c',
    950: '#000000',
  },
}

SCSS

$custom: #21163c;
$custom-light: #5e5372;
$custom-dark: #000000;

JSON

{
  "hex": "#21163c",
  "rgb": {
    "r": 33,
    "g": 22,
    "b": 60
  },
  "hsl": {
    "h": 257.368,
    "s": 46.341,
    "l": 16.078
  },
  "oklch": {
    "l": 0.2372,
    "c": 0.07021,
    "h": 293.7
  },
  "luminance": 0.01223
}

Semantic roles & 50–950 ramp

primary

#21163C

secondary

#63733B

accent

#D652B0

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040208

muted

#79787B

Preview Lab

Preview with #21163C

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

Preview Lab → · Contrast checker → · Palette generator →