#211B59#211B59

#211B59 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.3% C 0.107 H 281.0°. Best body text is #FFFFFF at 15.38:1 contrast (WCAG AA passes).

Color values

HEX	#211B59
RGB	rgb(33, 27, 89)
HSL	hsl(246, 53%, 23%)
HSV	hsv(246, 70%, 35%)
CMYK	cmyk(62.9%, 69.7%, 0%, 65.1%)
CIE-LAB	lab(14.56, 23.10, -36.49)
CIE-LCH	lch(14.56, 43.19, 302.33°)
OKLab	oklab(27.31% 0.0204 -0.105)
OKLCH	oklch(27.31% 0.107 281)
XYZ	xyz(2.8217, 1.8283, 9.6535)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#211B59 #53591B

analogous

#1B3459 #211B59 #401B59

triadic

#211B59 #59211B #1B5921

tetradic

#211B59 #591B34 #53591B #1B5940

square

#211B59 #591B34 #53591B #1B5940

split-complementary

#211B59 #59401B #34591B

monochromatic

#090717 #100D2A #211B59 #322988 #4437B7

Accessibility & contrast

On white

15.38

#211B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#211B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #211B59

15.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##211B59	#FFFFFF	#000000	##FFFFFF
##211B59	1.00	15.38	1.37	15.38
#FFFFFF	15.38	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275B

Deuteranopia (green-blind)

#002258

Tritanopia (blue-blind)

#012B37

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #211b59;
/* rgb */ color: rgb(33, 27, 89);
/* oklch */ color: oklch(27.3% 0.107 281.0);

Tailwind

colors: {
  custom: {
    50: '#635888',
    500: '#211b59',
    950: '#000000',
  },
}

SCSS

$custom: #211b59;
$custom-light: #635888;
$custom-dark: #000000;

JSON

{
  "hex": "#211b59",
  "rgb": {
    "r": 33,
    "g": 27,
    "b": 89
  },
  "hsl": {
    "h": 245.806,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.27314,
    "c": 0.10694,
    "h": 281
  },
  "luminance": 0.01828
}

Semantic roles & 50–950 ramp

primary

#211B59

secondary

#878F41

accent

#DD4BCF

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030B

muted

#7A787C

Preview Lab

Preview with #211B59

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

Preview Lab → · Contrast checker → · Palette generator →