#210D4B#210D4B

#210D4B is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.6% C 0.106 H 290.6°. Best body text is #FFFFFF at 17.16:1 contrast (WCAG AA passes).

Color values

HEX	#210D4B
RGB	rgb(33, 13, 75)
HSL	hsl(259, 70%, 17%)
HSV	hsv(259, 83%, 29%)
CMYK	cmyk(56%, 82.7%, 0%, 70.6%)
CIE-LAB	lab(9.95, 27.13, -34.47)
CIE-LCH	lch(9.95, 43.87, 308.20°)
OKLab	oklab(23.58% 0.0373 -0.099)
OKLCH	oklch(23.58% 0.106 290.6)
XYZ	xyz(2.0408, 1.1191, 6.7637)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210D4B #374B0D

analogous

#0D184B #210D4B #400D4B

triadic

#210D4B #4B210D #0D4B21

tetradic

#210D4B #4B0D18 #374B0D #0D4B40

square

#210D4B #4B0D18 #374B0D #0D4B40

split-complementary

#210D4B #4B400D #184B0D

monochromatic

#0B051A #0B051A #210D4B #38167F #4F1FB3

Accessibility & contrast

On white

17.16

#210D4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#210D4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210D4B

17.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210D4B	#FFFFFF	#000000	##FFFFFF
##210D4B	1.00	17.16	1.22	17.16
#FFFFFF	17.16	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4D

Deuteranopia (green-blind)

#001A4A

Tritanopia (blue-blind)

#121E2B

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #210d4b;
/* rgb */ color: rgb(33, 13, 75);
/* oklch */ color: oklch(23.6% 0.106 290.6);

Tailwind

colors: {
  custom: {
    50: '#624e7e',
    500: '#210d4b',
    950: '#000000',
  },
}

SCSS

$custom: #210d4b;
$custom-light: #624e7e;
$custom-dark: #000000;

JSON

{
  "hex": "#210d4b",
  "rgb": {
    "r": 33,
    "g": 13,
    "b": 75
  },
  "hsl": {
    "h": 259.355,
    "s": 70.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.23583,
    "c": 0.10581,
    "h": 290.6
  },
  "luminance": 0.01119
}

Semantic roles & 50–950 ramp

primary

#210D4B

secondary

#6A862E

accent

#ED3BB4

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#05010A

muted

#7A777C

Preview Lab

Preview with #210D4B

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

Preview Lab → · Contrast checker → · Palette generator →