#213F87#213F87

#213F87 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.9% C 0.126 H 264.3°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#213F87
RGB	rgb(33, 63, 135)
HSL	hsl(222, 61%, 33%)
HSV	hsv(222, 76%, 53%)
CMYK	cmyk(75.6%, 53.3%, 0%, 47.1%)
CIE-LAB	lab(28.45, 15.73, -43.58)
CIE-LCH	lch(28.45, 46.33, 289.85°)
OKLab	oklab(38.87% -0.0125 -0.1254)
OKLCH	oklch(38.87% 0.126 264.3)
XYZ	xyz(6.7763, 5.6269, 23.6459)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213F87 #876921

analogous

#217287 #213F87 #362187

triadic

#213F87 #87213F #3F8721

tetradic

#213F87 #872172 #876921 #218736

square

#213F87 #872172 #876921 #218736

split-complementary

#213F87 #873621 #728721

monochromatic

#091125 #152856 #213F87 #2D56B8 #4F76D4

Accessibility & contrast

On white

9.88

#213F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#213F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213F87

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213F87	#FFFFFF	#000000	##FFFFFF
##213F87	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10488A

Deuteranopia (green-blind)

#003F86

Tritanopia (blue-blind)

#00505C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #213f87;
/* rgb */ color: rgb(33, 63, 135);
/* oklch */ color: oklch(38.9% 0.126 264.3);

Tailwind

colors: {
  custom: {
    50: '#6b73aa',
    500: '#213f87',
    950: '#000000',
  },
}

SCSS

$custom: #213f87;
$custom-light: #6b73aa;
$custom-dark: #000000;

JSON

{
  "hex": "#213f87",
  "rgb": {
    "r": 33,
    "g": 63,
    "b": 135
  },
  "hsl": {
    "h": 222.353,
    "s": 60.714,
    "l": 32.941
  },
  "oklch": {
    "l": 0.38874,
    "c": 0.12599,
    "h": 264.3
  },
  "luminance": 0.05628
}

Semantic roles & 50–950 ramp

primary

#213F87

secondary

#B7984D

accent

#B544E4

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #213F87

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

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