#212166#212166

#212166 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.7% C 0.118 H 276.5°. Best body text is #FFFFFF at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#212166
RGB	rgb(33, 33, 102)
HSL	hsl(240, 51%, 26%)
HSV	hsv(240, 68%, 40%)
CMYK	cmyk(67.6%, 67.6%, 0%, 60%)
CIE-LAB	lab(17.32, 23.80, -40.62)
CIE-LCH	lch(17.32, 47.08, 300.37°)
OKLab	oklab(29.7% 0.0133 -0.1171)
OKLCH	oklch(29.7% 0.118 276.5)
XYZ	xyz(3.5685, 2.3701, 12.8372)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212166 #666621

analogous

#214466 #212166 #442166

triadic

#212166 #662121 #216621

tetradic

#212166 #662144 #666621 #216644

square

#212166 #662144 #666621 #216644

split-complementary

#212166 #664421 #446621

monochromatic

#070717 #121238 #212166 #303094 #4040C1

Accessibility & contrast

On white

14.25

#212166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#212166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212166

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212166	#FFFFFF	#000000	##FFFFFF
##212166	1.00	14.25	1.47	14.25
#FFFFFF	14.25	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E68

Deuteranopia (green-blind)

#002865

Tritanopia (blue-blind)

#003340

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #212166;
/* rgb */ color: rgb(33, 33, 102);
/* oklch */ color: oklch(29.7% 0.118 276.5);

Tailwind

colors: {
  custom: {
    50: '#665c92',
    500: '#212166',
    950: '#000000',
  },
}

SCSS

$custom: #212166;
$custom-light: #665c92;
$custom-dark: #000000;

JSON

{
  "hex": "#212166",
  "rgb": {
    "r": 33,
    "g": 33,
    "b": 102
  },
  "hsl": {
    "h": 240,
    "s": 51.111,
    "l": 26.471
  },
  "oklch": {
    "l": 0.29703,
    "c": 0.11782,
    "h": 276.5
  },
  "luminance": 0.0237
}

Semantic roles & 50–950 ramp

primary

#212166

secondary

#9A9A49

accent

#DB4DDB

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06040D

muted

#7A797E

Preview Lab

Preview with #212166

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

Preview Lab → · Contrast checker → · Palette generator →