#21053A#21053A

#21053A is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.7% C 0.095 H 302.8°. Best body text is #FFFFFF at 18.30:1 contrast (WCAG AA passes).

Color values

HEX	#21053A
RGB	rgb(33, 5, 58)
HSL	hsl(272, 84%, 12%)
HSV	hsv(272, 91%, 23%)
CMYK	cmyk(43.1%, 91.4%, 0%, 77.3%)
CIE-LAB	lab(6.66, 26.19, -27.79)
CIE-LCH	lch(6.66, 38.19, 313.30°)
OKLab	oklab(20.68% 0.0515 -0.0797)
OKLCH	oklch(20.68% 0.095 302.8)
XYZ	xyz(1.4450, 0.7374, 4.0684)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21053A #1E3A05

analogous

#06053A #21053A #3A0539

triadic

#21053A #3A2105 #053A21

tetradic

#21053A #3A0605 #1E3A05 #05393A

square

#21053A #3A0605 #1E3A05 #05393A

split-complementary

#21053A #393A05 #053A06

monochromatic

#10021C #10021C #21053A #410A72 #610FAB

Accessibility & contrast

On white

18.30

#21053A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#21053A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21053A

18.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21053A	#FFFFFF	#000000	##FFFFFF
##21053A	1.00	18.30	1.15	18.30
#FFFFFF	18.30	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143B

Deuteranopia (green-blind)

#001539

Tritanopia (blue-blind)

#1C131F

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #21053a;
/* rgb */ color: rgb(33, 5, 58);
/* oklch */ color: oklch(20.7% 0.095 302.8);

Tailwind

colors: {
  custom: {
    50: '#604871',
    500: '#21053a',
    950: '#000000',
  },
}

SCSS

$custom: #21053a;
$custom-light: #604871;
$custom-dark: #000000;

JSON

{
  "hex": "#21053a",
  "rgb": {
    "r": 33,
    "g": 5,
    "b": 58
  },
  "hsl": {
    "h": 271.698,
    "s": 84.127,
    "l": 12.353
  },
  "oklch": {
    "l": 0.2068,
    "c": 0.09493,
    "h": 302.8
  },
  "luminance": 0.00737
}

Semantic roles & 50–950 ramp

primary

#21053A

secondary

#4B7B20

accent

#FA2D8E

background

#F5F4F6

surface

#EAE6EC

border

#C6C2C7

text

#050107

muted

#79777A

Preview Lab

Preview with #21053A

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

Preview Lab → · Contrast checker → · Palette generator →