#210B56#210B56

#210B56 is a very dark, vivid violet. Relative luminance 0.012; OKLCH L 24.6% C 0.122 H 286.7°. Best body text is #FFFFFF at 16.84:1 contrast (WCAG AA passes).

Color values

HEX	#210B56
RGB	rgb(33, 11, 86)
HSL	hsl(258, 77%, 19%)
HSV	hsv(258, 87%, 34%)
CMYK	cmyk(61.6%, 87.2%, 0%, 66.3%)
CIE-LAB	lab(10.81, 31.66, -40.62)
CIE-LCH	lch(10.81, 51.50, 307.94°)
OKLab	oklab(24.56% 0.0352 -0.117)
OKLCH	oklch(24.56% 0.122 286.7)
XYZ	xyz(2.4261, 1.2344, 8.9127)
Luminance	0.0123 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210B56 #40560B

analogous

#0B1B56 #210B56 #470B56

triadic

#210B56 #56210B #0B5621

tetradic

#210B56 #560B1B #40560B #0B5647

square

#210B56 #560B1B #40560B #0B5647

split-complementary

#210B56 #56470B #1B560B

monochromatic

#0A031B #0C0420 #210B56 #36128C #4B19C3

Accessibility & contrast

On white

16.84

#210B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#210B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210B56

16.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210B56	#FFFFFF	#000000	##FFFFFF
##210B56	1.00	16.84	1.25	16.84
#FFFFFF	16.84	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F58

Deuteranopia (green-blind)

#001B55

Tritanopia (blue-blind)

#072231

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #210b56;
/* rgb */ color: rgb(33, 11, 86);
/* oklch */ color: oklch(24.6% 0.122 286.7);

Tailwind

colors: {
  custom: {
    50: '#644e87',
    500: '#210b56',
    950: '#000000',
  },
}

SCSS

$custom: #210b56;
$custom-light: #644e87;
$custom-dark: #000000;

JSON

{
  "hex": "#210b56",
  "rgb": {
    "r": 33,
    "g": 11,
    "b": 86
  },
  "hsl": {
    "h": 257.6,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.24555,
    "c": 0.12213,
    "h": 286.7
  },
  "luminance": 0.01235
}

Semantic roles & 50–950 ramp

primary

#210B56

secondary

#74912B

accent

#F434BC

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#06010B

muted

#7A777C

Preview Lab

Preview with #210B56

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

Preview Lab → · Contrast checker → · Palette generator →