#210537#210537

#210537 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.4% C 0.091 H 305.1°. Best body text is #FFFFFF at 18.40:1 contrast (WCAG AA passes).

Color values

HEX	#210537
RGB	rgb(33, 5, 55)
HSL	hsl(274, 83%, 12%)
HSV	hsv(274, 91%, 22%)
CMYK	cmyk(40%, 90.9%, 0%, 78.4%)
CIE-LAB	lab(6.39, 25.19, -26.04)
CIE-LCH	lch(6.39, 36.23, 314.04°)
OKLab	oklab(20.37% 0.0525 -0.0748)
OKLCH	oklch(20.37% 0.091 305.1)
XYZ	xyz(1.3709, 0.7077, 3.6781)
Luminance	0.0071 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210537 #1B3705

analogous

#080537 #210537 #370534

triadic

#210537 #372105 #053721

tetradic

#210537 #370805 #1B3705 #053437

square

#210537 #370805 #1B3705 #053437

split-complementary

#210537 #343705 #053708

monochromatic

#11031C #11031C #210537 #430A6F #640FA7

Accessibility & contrast

On white

18.40

#210537 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#210537 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210537

18.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210537	#FFFFFF	#000000	##FFFFFF
##210537	1.00	18.40	1.14	18.40
#FFFFFF	18.40	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001338

Deuteranopia (green-blind)

#001436

Tritanopia (blue-blind)

#1D121E

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #210537;
/* rgb */ color: rgb(33, 5, 55);
/* oklch */ color: oklch(20.4% 0.091 305.1);

Tailwind

colors: {
  custom: {
    50: '#5f486e',
    500: '#210537',
    950: '#000000',
  },
}

SCSS

$custom: #210537;
$custom-light: #5f486e;
$custom-dark: #000000;

JSON

{
  "hex": "#210537",
  "rgb": {
    "r": 33,
    "g": 5,
    "b": 55
  },
  "hsl": {
    "h": 273.6,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.20371,
    "c": 0.09141,
    "h": 305.1
  },
  "luminance": 0.00708
}

Semantic roles & 50–950 ramp

primary

#210537

secondary

#477820

accent

#FA2E88

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#050007

muted

#79777A

Preview Lab

Preview with #210537

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

Preview Lab → · Contrast checker → · Palette generator →