#213A88#213A88

#213A88 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.134 H 266.5°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#213A88
RGB	rgb(33, 58, 136)
HSL	hsl(225, 61%, 33%)
HSV	hsv(225, 76%, 53%)
CMYK	cmyk(75.7%, 57.4%, 0%, 46.7%)
CIE-LAB	lab(27.09, 19.59, -46.40)
CIE-LCH	lch(27.09, 50.37, 292.89°)
OKLab	oklab(37.87% -0.0082 -0.1337)
OKLCH	oklch(37.87% 0.134 266.5)
XYZ	xyz(6.5826, 5.1263, 23.9303)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213A88 #886F21

analogous

#216D88 #213A88 #3B2188

triadic

#213A88 #88213A #3A8821

tetradic

#213A88 #88216D #886F21 #21883B

square

#213A88 #88216D #886F21 #21883B

split-complementary

#213A88 #883B21 #6D8821

monochromatic

#091025 #152557 #213A88 #2D4FB9 #4F6FD4

Accessibility & contrast

On white

10.37

#213A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#213A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213A88

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213A88	#FFFFFF	#000000	##FFFFFF
##213A88	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458B

Deuteranopia (green-blind)

#003B86

Tritanopia (blue-blind)

#004D5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #213a88;
/* rgb */ color: rgb(33, 58, 136);
/* oklch */ color: oklch(37.9% 0.134 266.5);

Tailwind

colors: {
  custom: {
    50: '#6c6fab',
    500: '#213a88',
    950: '#000000',
  },
}

SCSS

$custom: #213a88;
$custom-light: #6c6fab;
$custom-dark: #000000;

JSON

{
  "hex": "#213a88",
  "rgb": {
    "r": 33,
    "g": 58,
    "b": 136
  },
  "hsl": {
    "h": 225.437,
    "s": 60.947,
    "l": 33.137
  },
  "oklch": {
    "l": 0.37871,
    "c": 0.134,
    "h": 266.5
  },
  "luminance": 0.05127
}

Semantic roles & 50–950 ramp

primary

#213A88

secondary

#B89E4D

accent

#BD44E4

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #213A88

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

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