#21053C#21053C

#21053C is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 20.9% C 0.097 H 301.4°. Best body text is #FFFFFF at 18.24:1 contrast (WCAG AA passes).

Color values

HEX	#21053C
RGB	rgb(33, 5, 60)
HSL	hsl(271, 85%, 13%)
HSV	hsv(271, 92%, 24%)
CMYK	cmyk(45%, 91.7%, 0%, 76.5%)
CIE-LAB	lab(6.85, 26.85, -28.93)
CIE-LCH	lch(6.85, 39.47, 312.86°)
OKLab	oklab(20.89% 0.0508 -0.083)
OKLCH	oklch(20.89% 0.097 301.4)
XYZ	xyz(1.4969, 0.7581, 4.3416)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21053C #203C05

analogous

#05053C #21053C #3C053B

triadic

#21053C #3C2105 #053C21

tetradic

#21053C #3C0505 #203C05 #053B3C

square

#21053C #3C0505 #203C05 #053B3C

split-complementary

#21053C #3B3C05 #053C05

monochromatic

#10021C #10021C #21053C #400A74 #5F0EAD

Accessibility & contrast

On white

18.24

#21053C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#21053C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21053C

18.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21053C	#FFFFFF	#000000	##FFFFFF
##21053C	1.00	18.24	1.15	18.24
#FFFFFF	18.24	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153D

Deuteranopia (green-blind)

#00153B

Tritanopia (blue-blind)

#1B1421

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #21053c;
/* rgb */ color: rgb(33, 5, 60);
/* oklch */ color: oklch(20.9% 0.097 301.4);

Tailwind

colors: {
  custom: {
    50: '#604872',
    500: '#21053c',
    950: '#000000',
  },
}

SCSS

$custom: #21053c;
$custom-light: #604872;
$custom-dark: #000000;

JSON

{
  "hex": "#21053c",
  "rgb": {
    "r": 33,
    "g": 5,
    "b": 60
  },
  "hsl": {
    "h": 270.545,
    "s": 84.615,
    "l": 12.745
  },
  "oklch": {
    "l": 0.2089,
    "c": 0.09728,
    "h": 301.4
  },
  "luminance": 0.00758
}

Semantic roles & 50–950 ramp

primary

#21053C

secondary

#4E7D20

accent

#FB2D92

background

#F5F4F7

surface

#EAE7ED

border

#C6C3C8

text

#050108

muted

#79777B

Preview Lab

Preview with #21053C

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

Preview Lab → · Contrast checker → · Palette generator →