#210F4B#210F4B

#210F4B is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 23.9% C 0.103 H 290.0°. Best body text is #FFFFFF at 17.01:1 contrast (WCAG AA passes).

Color values

HEX	#210F4B
RGB	rgb(33, 15, 75)
HSL	hsl(258, 67%, 18%)
HSV	hsv(258, 80%, 29%)
CMYK	cmyk(56%, 80%, 0%, 70.6%)
CIE-LAB	lab(10.36, 25.98, -33.80)
CIE-LCH	lch(10.36, 42.63, 307.54°)
OKLab	oklab(23.87% 0.0353 -0.0971)
OKLCH	oklch(23.87% 0.103 290)
XYZ	xyz(2.0677, 1.1729, 6.7727)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#210F4B #394B0F

analogous

#0F1B4B #210F4B #3F0F4B

triadic

#210F4B #4B210F #0F4B21

tetradic

#210F4B #4B0F1B #394B0F #0F4B3F

square

#210F4B #4B0F1B #394B0F #0F4B3F

split-complementary

#210F4B #4B3F0F #1B4B0F

monochromatic

#0B051A #0B051A #210F4B #37197E #4E23B1

Accessibility & contrast

On white

17.01

#210F4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#210F4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #210F4B

17.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##210F4B	#FFFFFF	#000000	##FFFFFF
##210F4B	1.00	17.01	1.23	17.01
#FFFFFF	17.01	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4D

Deuteranopia (green-blind)

#001B4A

Tritanopia (blue-blind)

#121F2C

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #210f4b;
/* rgb */ color: rgb(33, 15, 75);
/* oklch */ color: oklch(23.9% 0.103 290.0);

Tailwind

colors: {
  custom: {
    50: '#624f7e',
    500: '#210f4b',
    950: '#000000',
  },
}

SCSS

$custom: #210f4b;
$custom-light: #624f7e;
$custom-dark: #000000;

JSON

{
  "hex": "#210f4b",
  "rgb": {
    "r": 33,
    "g": 15,
    "b": 75
  },
  "hsl": {
    "h": 258,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.23872,
    "c": 0.10329,
    "h": 290
  },
  "luminance": 0.01173
}

Semantic roles & 50–950 ramp

primary

#210F4B

secondary

#6C8530

accent

#EA3EB6

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#05020A

muted

#7A787C

Preview Lab

Preview with #210F4B

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

Preview Lab → · Contrast checker → · Palette generator →