#212D4E#212D4E

#212D4E is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.4% C 0.062 H 267.5°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#212D4E
RGB	rgb(33, 45, 78)
HSL	hsl(224, 41%, 22%)
HSV	hsv(224, 58%, 31%)
CMYK	cmyk(57.7%, 42.3%, 0%, 69.4%)
CIE-LAB	lab(19.01, 6.04, -21.91)
CIE-LCH	lch(19.01, 22.73, 285.41°)
OKLab	oklab(30.39% -0.0027 -0.062)
OKLCH	oklch(30.39% 0.062 267.5)
XYZ	xyz(2.9403, 2.7500, 7.5821)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#212D4E #4E4221

analogous

#21444E #212D4E #2C214E

triadic

#212D4E #4E212D #2D4E21

tetradic

#212D4E #4E2144 #4E4221 #214E2C

square

#212D4E #4E2144 #4E4221 #214E2C

split-complementary

#212D4E #4E2C21 #444E21

monochromatic

#090C16 #0F1423 #212D4E #334679 #455FA4

Accessibility & contrast

On white

13.55

#212D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#212D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #212D4E

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##212D4E	#FFFFFF	#000000	##FFFFFF
##212D4E	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20304F

Deuteranopia (green-blind)

#1B2C4D

Tritanopia (blue-blind)

#0B3439

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #212d4e;
/* rgb */ color: rgb(33, 45, 78);
/* oklch */ color: oklch(30.4% 0.062 267.5);

Tailwind

colors: {
  custom: {
    50: '#606580',
    500: '#212d4e',
    950: '#000000',
  },
}

SCSS

$custom: #212d4e;
$custom-light: #606580;
$custom-dark: #000000;

JSON

{
  "hex": "#212d4e",
  "rgb": {
    "r": 33,
    "g": 45,
    "b": 78
  },
  "hsl": {
    "h": 224,
    "s": 40.541,
    "l": 21.765
  },
  "oklch": {
    "l": 0.30393,
    "c": 0.06206,
    "h": 267.5
  },
  "luminance": 0.0275
}

Semantic roles & 50–950 ramp

primary

#212D4E

secondary

#827349

accent

#B057D0

background

#F5F6F7

surface

#EAEBEE

border

#C6C6C9

text

#05050A

muted

#797A7C

Preview Lab

Preview with #212D4E

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

Preview Lab → · Contrast checker → · Palette generator →