#211F8A#211F8A

#211F8A is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.2% C 0.169 H 273.0°. Best body text is #FFFFFF at 12.90:1 contrast (WCAG AA passes).

Color values

HEX	#211F8A
RGB	rgb(33, 31, 138)
HSL	hsl(241, 63%, 33%)
HSV	hsv(241, 78%, 54%)
CMYK	cmyk(76.1%, 77.5%, 0%, 45.9%)
CIE-LAB	lab(20.59, 38.04, -58.31)
CIE-LCH	lch(20.59, 69.62, 303.12°)
OKLab	oklab(33.17% 0.009 -0.1687)
OKLCH	oklch(33.17% 0.169 273)
XYZ	xyz(5.7031, 3.1377, 24.3449)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211F8A #888A1F

analogous

#1F538A #211F8A #561F8A

triadic

#211F8A #8A211F #1F8A21

tetradic

#211F8A #8A1F53 #888A1F #1F8A56

square

#211F8A #8A1F53 #888A1F #1F8A56

split-complementary

#211F8A #8A561F #538A1F

monochromatic

#090926 #151458 #211F8A #2D2ABC #4F4CD7

Accessibility & contrast

On white

12.90

#211F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#211F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211F8A

12.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211F8A	#FFFFFF	#000000	##FFFFFF
##211F8A	1.00	12.90	1.63	12.90
#FFFFFF	12.90	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378D

Deuteranopia (green-blind)

#002C88

Tritanopia (blue-blind)

#003F53

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #211f8a;
/* rgb */ color: rgb(33, 31, 138);
/* oklch */ color: oklch(33.2% 0.169 273.0);

Tailwind

colors: {
  custom: {
    50: '#6f5cad',
    500: '#211f8a',
    950: '#000000',
  },
}

SCSS

$custom: #211f8a;
$custom-light: #6f5cad;
$custom-dark: #000000;

JSON

{
  "hex": "#211f8a",
  "rgb": {
    "r": 33,
    "g": 31,
    "b": 138
  },
  "hsl": {
    "h": 241.121,
    "s": 63.314,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33172,
    "c": 0.16896,
    "h": 273
  },
  "luminance": 0.03138
}

Semantic roles & 50–950 ramp

primary

#211F8A

secondary

#B8BA4B

accent

#E641E3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #211F8A

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

Preview Lab → · Contrast checker → · Palette generator →