#212A8A#212A8A

#212A8A is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.9% C 0.157 H 271.1°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#212A8A
RGB	rgb(33, 42, 138)
HSL	hsl(235, 61%, 34%)
HSV	hsv(235, 76%, 54%)
CMYK	cmyk(76.1%, 69.6%, 0%, 45.9%)
CIE-LAB	lab(23.05, 31.24, -54.26)
CIE-LCH	lch(23.05, 62.61, 299.93°)
OKLab	oklab(34.93% 0.0031 -0.1569)
OKLCH	oklch(34.93% 0.157 271.1)
XYZ	xyz(6.0411, 3.8136, 24.4576)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212A8A #8A8121

analogous

#215E8A #212A8A #4C218A

triadic

#212A8A #8A212A #2A8A21

tetradic

#212A8A #8A215E #8A8121 #218A4C

square

#212A8A #8A215E #8A8121 #218A4C

split-complementary

#212A8A #8A4C21 #5E8A21

monochromatic

#090C27 #151B59 #212A8A #2D39BB #505CD5

Accessibility & contrast

On white

11.91

#212A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#212A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212A8A

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212A8A	#FFFFFF	#000000	##FFFFFF
##212A8A	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8D

Deuteranopia (green-blind)

#003288

Tritanopia (blue-blind)

#004456

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #212a8a;
/* rgb */ color: rgb(33, 42, 138);
/* oklch */ color: oklch(34.9% 0.157 271.1);

Tailwind

colors: {
  custom: {
    50: '#6e64ad',
    500: '#212a8a',
    950: '#000000',
  },
}

SCSS

$custom: #212a8a;
$custom-light: #6e64ad;
$custom-dark: #000000;

JSON

{
  "hex": "#212a8a",
  "rgb": {
    "r": 33,
    "g": 42,
    "b": 138
  },
  "hsl": {
    "h": 234.857,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34933,
    "c": 0.15698,
    "h": 271.1
  },
  "luminance": 0.03814
}

Semantic roles & 50–950 ramp

primary

#212A8A

secondary

#B9AF4E

accent

#D743E5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #212A8A

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

Preview Lab → · Contrast checker → · Palette generator →