#212A4E#212A4E

#212A4E is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.7% C 0.067 H 271.3°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#212A4E
RGB	rgb(33, 42, 78)
HSL	hsl(228, 41%, 22%)
HSV	hsv(228, 58%, 31%)
CMYK	cmyk(57.7%, 46.2%, 0%, 69.4%)
CIE-LAB	lab(18.05, 8.20, -23.44)
CIE-LCH	lch(18.05, 24.84, 289.29°)
OKLab	oklab(29.65% 0.0015 -0.0665)
OKLCH	oklch(29.65% 0.067 271.3)
XYZ	xyz(2.8299, 2.5291, 7.5453)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212A4E #4E4521

analogous

#21414E #212A4E #2F214E

triadic

#212A4E #4E212A #2A4E21

tetradic

#212A4E #4E2141 #4E4521 #214E2F

square

#212A4E #4E2141 #4E4521 #214E2F

split-complementary

#212A4E #4E2F21 #414E21

monochromatic

#090C16 #0F1323 #212A4E #334179 #4558A4

Accessibility & contrast

On white

13.95

#212A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#212A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212A4E

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212A4E	#FFFFFF	#000000	##FFFFFF
##212A4E	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2E4F

Deuteranopia (green-blind)

#162A4D

Tritanopia (blue-blind)

#0C3238

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #212a4e;
/* rgb */ color: rgb(33, 42, 78);
/* oklch */ color: oklch(29.7% 0.067 271.3);

Tailwind

colors: {
  custom: {
    50: '#606380',
    500: '#212a4e',
    950: '#000000',
  },
}

SCSS

$custom: #212a4e;
$custom-light: #606380;
$custom-dark: #000000;

JSON

{
  "hex": "#212a4e",
  "rgb": {
    "r": 33,
    "g": 42,
    "b": 78
  },
  "hsl": {
    "h": 228,
    "s": 40.541,
    "l": 21.765
  },
  "oklch": {
    "l": 0.29652,
    "c": 0.06652,
    "h": 271.3
  },
  "luminance": 0.02529
}

Semantic roles & 50–950 ramp

primary

#212A4E

secondary

#827749

accent

#B857D0

background

#F5F5F7

surface

#EAEAEE

border

#C6C6C9

text

#05050A

muted

#79797C

Preview Lab

Preview with #212A4E

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

Preview Lab → · Contrast checker → · Palette generator →