#212451#212451

#212451 is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.5% C 0.081 H 277.1°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#212451
RGB	rgb(33, 36, 81)
HSL	hsl(236, 42%, 22%)
HSV	hsv(236, 59%, 32%)
CMYK	cmyk(59.3%, 55.6%, 0%, 68.2%)
CIE-LAB	lab(16.40, 13.71, -28.11)
CIE-LCH	lch(16.40, 31.28, 296.00°)
OKLab	oklab(28.47% 0.01 -0.0803)
OKLCH	oklch(28.47% 0.081 277.1)
XYZ	xyz(2.7428, 2.1790, 8.0590)
Luminance	0.0218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212451 #514E21

analogous

#213C51 #212451 #362151

triadic

#212451 #512124 #245121

tetradic

#212451 #51213C #514E21 #215136

square

#212451 #51213C #514E21 #215136

split-complementary

#212451 #513621 #3C5121

monochromatic

#090A16 #0F1126 #212451 #33377C #444BA8

Accessibility & contrast

On white

14.63

#212451 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#212451 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212451

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212451	#FFFFFF	#000000	##FFFFFF
##212451	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D2B53

Deuteranopia (green-blind)

#072750

Tritanopia (blue-blind)

#0A2E36

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #212451;
/* rgb */ color: rgb(33, 36, 81);
/* oklch */ color: oklch(28.5% 0.081 277.1);

Tailwind

colors: {
  custom: {
    50: '#615e82',
    500: '#212451',
    950: '#000000',
  },
}

SCSS

$custom: #212451;
$custom-light: #615e82;
$custom-dark: #000000;

JSON

{
  "hex": "#212451",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 81
  },
  "hsl": {
    "h": 236.25,
    "s": 42.105,
    "l": 22.353
  },
  "oklch": {
    "l": 0.28465,
    "c": 0.08088,
    "h": 277.1
  },
  "luminance": 0.02179
}

Semantic roles & 50–950 ramp

primary

#212451

secondary

#858149

accent

#CA56D2

background

#F5F5F8

surface

#EAE9EF

border

#C6C5CA

text

#05040A

muted

#79797C

Preview Lab

Preview with #212451

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

Preview Lab → · Contrast checker → · Palette generator →