#213E8A#213E8A

#213E8A is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.9% C 0.132 H 265.0°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#213E8A
RGB	rgb(33, 62, 138)
HSL	hsl(223, 61%, 34%)
HSV	hsv(223, 76%, 54%)
CMYK	cmyk(76.1%, 55.1%, 0%, 45.9%)
CIE-LAB	lab(28.39, 17.61, -45.54)
CIE-LCH	lch(28.39, 48.83, 291.15°)
OKLab	oklab(38.9% -0.0114 -0.1311)
OKLCH	oklch(38.9% 0.132 265)
XYZ	xyz(6.9357, 5.6028, 24.7558)
Luminance	0.0560 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213E8A #8A6D21

analogous

#21728A #213E8A #38218A

triadic

#213E8A #8A213E #3E8A21

tetradic

#213E8A #8A2172 #8A6D21 #218A38

square

#213E8A #8A2172 #8A6D21 #218A38

split-complementary

#213E8A #8A3821 #728A21

monochromatic

#091227 #152859 #213E8A #2D54BB #5075D5

Accessibility & contrast

On white

9.90

#213E8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#213E8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213E8A

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213E8A	#FFFFFF	#000000	##FFFFFF
##213E8A	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03488D

Deuteranopia (green-blind)

#003E88

Tritanopia (blue-blind)

#00505D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #213e8a;
/* rgb */ color: rgb(33, 62, 138);
/* oklch */ color: oklch(38.9% 0.132 265.0);

Tailwind

colors: {
  custom: {
    50: '#6c72ad',
    500: '#213e8a',
    950: '#000000',
  },
}

SCSS

$custom: #213e8a;
$custom-light: #6c72ad;
$custom-dark: #000000;

JSON

{
  "hex": "#213e8a",
  "rgb": {
    "r": 33,
    "g": 62,
    "b": 138
  },
  "hsl": {
    "h": 223.429,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38898,
    "c": 0.13164,
    "h": 265
  },
  "luminance": 0.05604
}

Semantic roles & 50–950 ramp

primary

#213E8A

secondary

#B99B4E

accent

#B843E5

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #213E8A

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

Preview Lab → · Contrast checker → · Palette generator →