#213C8A#213C8A

#213C8A is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.5% C 0.134 H 265.8°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#213C8A
RGB	rgb(33, 60, 138)
HSL	hsl(225, 61%, 34%)
HSV	hsv(225, 76%, 54%)
CMYK	cmyk(76.1%, 56.5%, 0%, 45.9%)
CIE-LAB	lab(27.82, 19.00, -46.46)
CIE-LCH	lch(27.82, 50.20, 292.24°)
OKLab	oklab(38.47% -0.0097 -0.1339)
OKLCH	oklch(38.47% 0.134 265.8)
XYZ	xyz(6.8289, 5.3893, 24.7202)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213C8A #8A6F21

analogous

#21708A #213C8A #3A218A

triadic

#213C8A #8A213C #3C8A21

tetradic

#213C8A #8A2170 #8A6F21 #218A3A

square

#213C8A #8A2170 #8A6F21 #218A3A

split-complementary

#213C8A #8A3A21 #708A21

monochromatic

#091127 #152759 #213C8A #2D51BB #5072D5

Accessibility & contrast

On white

10.11

#213C8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#213C8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213C8A

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213C8A	#FFFFFF	#000000	##FFFFFF
##213C8A	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00478D

Deuteranopia (green-blind)

#003D88

Tritanopia (blue-blind)

#004F5D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #213c8a;
/* rgb */ color: rgb(33, 60, 138);
/* oklch */ color: oklch(38.5% 0.134 265.8);

Tailwind

colors: {
  custom: {
    50: '#6c71ad',
    500: '#213c8a',
    950: '#000000',
  },
}

SCSS

$custom: #213c8a;
$custom-light: #6c71ad;
$custom-dark: #000000;

JSON

{
  "hex": "#213c8a",
  "rgb": {
    "r": 33,
    "g": 60,
    "b": 138
  },
  "hsl": {
    "h": 224.571,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38466,
    "c": 0.13426,
    "h": 265.8
  },
  "luminance": 0.0539
}

Semantic roles & 50–950 ramp

primary

#213C8A

secondary

#B99D4E

accent

#BB43E5

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #213C8A

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

Preview Lab → · Contrast checker → · Palette generator →