#211D5D#211D5D

#211D5D is a dark, moderate blue. Relative luminance 0.020; OKLCH L 28.1% C 0.110 H 279.4°. Best body text is #FFFFFF at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#211D5D
RGB	rgb(33, 29, 93)
HSL	hsl(244, 52%, 24%)
HSV	hsv(244, 69%, 36%)
CMYK	cmyk(64.5%, 68.8%, 0%, 63.5%)
CIE-LAB	lab(15.45, 23.20, -37.72)
CIE-LCH	lch(15.45, 44.29, 301.59°)
OKLab	oklab(28.08% 0.018 -0.1086)
OKLCH	oklch(28.08% 0.11 279.4)
XYZ	xyz(3.0417, 1.9922, 10.5780)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211D5D #595D1D

analogous

#1D395D #211D5D #411D5D

triadic

#211D5D #5D211D #1D5D21

tetradic

#211D5D #5D1D39 #595D1D #1D5D41

square

#211D5D #5D1D39 #595D1D #1D5D41

split-complementary

#211D5D #5D411D #395D1D

monochromatic

#080717 #100E2E #211D5D #322C8C #423ABA

Accessibility & contrast

On white

15.02

#211D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#211D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211D5D

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211D5D	#FFFFFF	#000000	##FFFFFF
##211D5D	1.00	15.02	1.40	15.02
#FFFFFF	15.02	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295F

Deuteranopia (green-blind)

#00245C

Tritanopia (blue-blind)

#002D3A

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #211d5d;
/* rgb */ color: rgb(33, 29, 93);
/* oklch */ color: oklch(28.1% 0.110 279.4);

Tailwind

colors: {
  custom: {
    50: '#64598c',
    500: '#211d5d',
    950: '#000000',
  },
}

SCSS

$custom: #211d5d;
$custom-light: #64598c;
$custom-dark: #000000;

JSON

{
  "hex": "#211d5d",
  "rgb": {
    "r": 33,
    "g": 29,
    "b": 93
  },
  "hsl": {
    "h": 243.75,
    "s": 52.459,
    "l": 23.922
  },
  "oklch": {
    "l": 0.28075,
    "c": 0.11006,
    "h": 279.4
  },
  "luminance": 0.01992
}

Semantic roles & 50–950 ramp

primary

#211D5D

secondary

#8D9244

accent

#DC4CD3

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #211D5D

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

Preview Lab → · Contrast checker → · Palette generator →