#21012F#21012F

#21012F is a very dark, moderate purple. Relative luminance 0.005; OKLCH L 18.9% C 0.090 H 313.2°. Best body text is #FFFFFF at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#21012F
RGB	rgb(33, 1, 47)
HSL	hsl(282, 96%, 9%)
HSV	hsv(282, 98%, 18%)
CMYK	cmyk(29.8%, 97.9%, 0%, 81.6%)
CIE-LAB	lab(4.97, 24.43, -22.41)
CIE-LCH	lch(4.97, 33.15, 317.47°)
OKLab	oklab(18.88% 0.062 -0.0659)
OKLCH	oklch(18.88% 0.09 313.2)
XYZ	xyz(1.1511, 0.5503, 2.7344)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21012F #0F2F01

analogous

#0A012F #21012F #2F0126

triadic

#21012F #2F2101 #012F21

tetradic

#21012F #2F0A01 #0F2F01 #01262F

square

#21012F #2F0A01 #0F2F01 #01262F

split-complementary

#21012F #262F01 #012F0A

monochromatic

#15011E #15011E #21012F #4B026B #7504A7

Accessibility & contrast

On white

18.92

#21012F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#21012F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21012F

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21012F	#FFFFFF	#000000	##FFFFFF
##21012F	1.00	18.92	1.11	18.92
#FFFFFF	18.92	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F30

Deuteranopia (green-blind)

#00112E

Tritanopia (blue-blind)

#1F0B18

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #21012f;
/* rgb */ color: rgb(33, 1, 47);
/* oklch */ color: oklch(18.9% 0.090 313.2);

Tailwind

colors: {
  custom: {
    50: '#5e4668',
    500: '#21012f',
    950: '#000000',
  },
}

SCSS

$custom: #21012f;
$custom-light: #5e4668;
$custom-dark: #000000;

JSON

{
  "hex": "#21012f",
  "rgb": {
    "r": 33,
    "g": 1,
    "b": 47
  },
  "hsl": {
    "h": 281.739,
    "s": 95.833,
    "l": 9.412
  },
  "oklch": {
    "l": 0.18879,
    "c": 0.09049,
    "h": 313.2
  },
  "luminance": 0.0055
}

Semantic roles & 50–950 ramp

primary

#21012F

secondary

#347517

accent

#FF296A

background

#F5F3F6

surface

#E9E5EB

border

#C5C1C6

text

#040006

muted

#79777A

Preview Lab

Preview with #21012F

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

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