#210737#210737

#210737 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 20.7% C 0.088 H 304.4°. Best body text is #FFFFFF at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#210737
RGB	rgb(33, 7, 55)
HSL	hsl(273, 77%, 12%)
HSV	hsv(273, 87%, 22%)
CMYK	cmyk(40%, 87.3%, 0%, 78.4%)
CIE-LAB	lab(6.78, 24.14, -25.41)
CIE-LCH	lch(6.78, 35.05, 313.53°)
OKLab	oklab(20.68% 0.0497 -0.0727)
OKLCH	oklch(20.68% 0.088 304.4)
XYZ	xyz(1.3926, 0.7511, 3.6853)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210737 #1D3707

analogous

#090737 #210737 #370735

triadic

#210737 #372107 #073721

tetradic

#210737 #370907 #1D3707 #073537

square

#210737 #370907 #1D3707 #073537

split-complementary

#210737 #353707 #073709

monochromatic

#10031B #10031B #210737 #420E6D #6215A4

Accessibility & contrast

On white

18.26

#210737 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#210737 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210737

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210737	#FFFFFF	#000000	##FFFFFF
##210737	1.00	18.26	1.15	18.26
#FFFFFF	18.26	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001438

Deuteranopia (green-blind)

#001536

Tritanopia (blue-blind)

#1D131E

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #210737;
/* rgb */ color: rgb(33, 7, 55);
/* oklch */ color: oklch(20.7% 0.088 304.4);

Tailwind

colors: {
  custom: {
    50: '#5f496e',
    500: '#210737',
    950: '#000000',
  },
}

SCSS

$custom: #210737;
$custom-light: #5f496e;
$custom-dark: #000000;

JSON

{
  "hex": "#210737",
  "rgb": {
    "r": 33,
    "g": 7,
    "b": 55
  },
  "hsl": {
    "h": 272.5,
    "s": 77.419,
    "l": 12.157
  },
  "oklch": {
    "l": 0.20684,
    "c": 0.08806,
    "h": 304.4
  },
  "luminance": 0.00751
}

Semantic roles & 50–950 ramp

primary

#210737

secondary

#497723

accent

#F4348C

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#050107

muted

#79777A

Preview Lab

Preview with #210737

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

Preview Lab → · Contrast checker → · Palette generator →