#213A87#213A87

#213A87 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.8% C 0.133 H 266.4°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#213A87
RGB	rgb(33, 58, 135)
HSL	hsl(225, 61%, 33%)
HSV	hsv(225, 76%, 53%)
CMYK	cmyk(75.6%, 57%, 0%, 47.1%)
CIE-LAB	lab(27.01, 19.20, -45.91)
CIE-LCH	lch(27.01, 49.76, 292.69°)
OKLab	oklab(37.79% -0.0083 -0.1323)
OKLCH	oklch(37.79% 0.133 266.4)
XYZ	xyz(6.5119, 5.0980, 23.5578)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213A87 #876E21

analogous

#216D87 #213A87 #3B2187

triadic

#213A87 #87213A #3A8721

tetradic

#213A87 #87216D #876E21 #21873B

square

#213A87 #87216D #876E21 #21873B

split-complementary

#213A87 #873B21 #6D8721

monochromatic

#091025 #152556 #213A87 #2D4FB8 #4F6FD4

Accessibility & contrast

On white

10.40

#213A87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#213A87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213A87

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213A87	#FFFFFF	#000000	##FFFFFF
##213A87	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458A

Deuteranopia (green-blind)

#003B85

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #213a87;
/* rgb */ color: rgb(33, 58, 135);
/* oklch */ color: oklch(37.8% 0.133 266.4);

Tailwind

colors: {
  custom: {
    50: '#6c6fab',
    500: '#213a87',
    950: '#000000',
  },
}

SCSS

$custom: #213a87;
$custom-light: #6c6fab;
$custom-dark: #000000;

JSON

{
  "hex": "#213a87",
  "rgb": {
    "r": 33,
    "g": 58,
    "b": 135
  },
  "hsl": {
    "h": 225.294,
    "s": 60.714,
    "l": 32.941
  },
  "oklch": {
    "l": 0.37786,
    "c": 0.13256,
    "h": 266.4
  },
  "luminance": 0.05099
}

Semantic roles & 50–950 ramp

primary

#213A87

secondary

#B79D4D

accent

#BD44E4

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #213A87

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

Preview Lab → · Contrast checker → · Palette generator →