#213B89#213B89

#213B89 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.2% C 0.134 H 266.2°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#213B89
RGB	rgb(33, 59, 137)
HSL	hsl(225, 61%, 33%)
HSV	hsv(225, 76%, 54%)
CMYK	cmyk(75.9%, 56.9%, 0%, 46.3%)
CIE-LAB	lab(27.45, 19.29, -46.43)
CIE-LCH	lch(27.45, 50.28, 292.56°)
OKLab	oklab(38.17% -0.009 -0.1338)
OKLCH	oklch(38.17% 0.134 266.2)
XYZ	xyz(6.7049, 5.2567, 24.3233)
Luminance	0.0526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213B89 #896F21

analogous

#216F89 #213B89 #3B2189

triadic

#213B89 #89213B #3B8921

tetradic

#213B89 #89216F #896F21 #21893B

square

#213B89 #89216F #896F21 #21893B

split-complementary

#213B89 #893B21 #6F8921

monochromatic

#091126 #152658 #213B89 #2D50BA #5071D5

Accessibility & contrast

On white

10.24

#213B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#213B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213B89

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213B89	#FFFFFF	#000000	##FFFFFF
##213B89	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468C

Deuteranopia (green-blind)

#003C87

Tritanopia (blue-blind)

#004E5C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #213b89;
/* rgb */ color: rgb(33, 59, 137);
/* oklch */ color: oklch(38.2% 0.134 266.2);

Tailwind

colors: {
  custom: {
    50: '#6c70ac',
    500: '#213b89',
    950: '#000000',
  },
}

SCSS

$custom: #213b89;
$custom-light: #6c70ac;
$custom-dark: #000000;

JSON

{
  "hex": "#213b89",
  "rgb": {
    "r": 33,
    "g": 59,
    "b": 137
  },
  "hsl": {
    "h": 225,
    "s": 61.176,
    "l": 33.333
  },
  "oklch": {
    "l": 0.38169,
    "c": 0.13413,
    "h": 266.2
  },
  "luminance": 0.05257
}

Semantic roles & 50–950 ramp

primary

#213B89

secondary

#B89D4E

accent

#BC44E4

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #213B89

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

Preview Lab → · Contrast checker → · Palette generator →