#213788#213788

#213788 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.138 H 267.6°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#213788
RGB	rgb(33, 55, 136)
HSL	hsl(227, 61%, 33%)
HSV	hsv(227, 76%, 53%)
CMYK	cmyk(75.7%, 59.6%, 0%, 46.7%)
CIE-LAB	lab(26.25, 21.67, -47.76)
CIE-LCH	lch(26.25, 52.45, 294.40°)
OKLab	oklab(37.24% -0.0059 -0.1378)
OKLCH	oklch(37.24% 0.138 267.6)
XYZ	xyz(6.4358, 4.8326, 23.8814)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213788 #887221

analogous

#216B88 #213788 #3E2188

triadic

#213788 #882137 #378821

tetradic

#213788 #88216B #887221 #21883E

square

#213788 #88216B #887221 #21883E

split-complementary

#213788 #883E21 #6B8821

monochromatic

#090F25 #152357 #213788 #2D4BB9 #4F6CD4

Accessibility & contrast

On white

10.68

#213788 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#213788 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213788

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213788	#FFFFFF	#000000	##FFFFFF
##213788	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438B

Deuteranopia (green-blind)

#003A86

Tritanopia (blue-blind)

#004B5A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #213788;
/* rgb */ color: rgb(33, 55, 136);
/* oklch */ color: oklch(37.2% 0.138 267.6);

Tailwind

colors: {
  custom: {
    50: '#6c6dab',
    500: '#213788',
    950: '#000000',
  },
}

SCSS

$custom: #213788;
$custom-light: #6c6dab;
$custom-dark: #000000;

JSON

{
  "hex": "#213788",
  "rgb": {
    "r": 33,
    "g": 55,
    "b": 136
  },
  "hsl": {
    "h": 227.184,
    "s": 60.947,
    "l": 33.137
  },
  "oklch": {
    "l": 0.37241,
    "c": 0.13793,
    "h": 267.6
  },
  "luminance": 0.04833
}

Semantic roles & 50–950 ramp

primary

#213788

secondary

#B8A14D

accent

#C244E4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #213788

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

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