#212D71#212D71

#212D71 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.1% C 0.118 H 270.9°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#212D71
RGB	rgb(33, 45, 113)
HSL	hsl(231, 55%, 29%)
HSV	hsv(231, 71%, 44%)
CMYK	cmyk(70.8%, 60.2%, 0%, 55.7%)
CIE-LAB	lab(21.55, 19.63, -40.88)
CIE-LCH	lch(21.55, 45.35, 295.66°)
OKLab	oklab(33.13% 0.002 -0.1177)
OKLCH	oklch(33.13% 0.118 270.9)
XYZ	xyz(4.5452, 3.3919, 16.0348)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212D71 #716521

analogous

#215571 #212D71 #3D2171

triadic

#212D71 #71212D #2D7121

tetradic

#212D71 #712155 #716521 #21713D

square

#212D71 #712155 #716521 #21713D

split-complementary

#212D71 #713D21 #557121

monochromatic

#070918 #131A42 #212D71 #2F40A0 #4458C8

Accessibility & contrast

On white

12.51

#212D71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#212D71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212D71

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212D71	#FFFFFF	#000000	##FFFFFF
##212D71	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003773

Deuteranopia (green-blind)

#003070

Tritanopia (blue-blind)

#003E4A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #212d71;
/* rgb */ color: rgb(33, 45, 113);
/* oklch */ color: oklch(33.1% 0.118 270.9);

Tailwind

colors: {
  custom: {
    50: '#67659a',
    500: '#212d71',
    950: '#000000',
  },
}

SCSS

$custom: #212d71;
$custom-light: #67659a;
$custom-dark: #000000;

JSON

{
  "hex": "#212d71",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 113
  },
  "hsl": {
    "h": 231,
    "s": 54.795,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33129,
    "c": 0.11772,
    "h": 270.9
  },
  "luminance": 0.03392
}

Semantic roles & 50–950 ramp

primary

#212D71

secondary

#A59749

accent

#C84ADE

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #212D71

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

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