#213588#213588

#213588 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.141 H 268.2°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#213588
RGB	rgb(33, 53, 136)
HSL	hsl(228, 61%, 33%)
HSV	hsv(228, 76%, 53%)
CMYK	cmyk(75.7%, 61%, 0%, 46.7%)
CIE-LAB	lab(25.70, 23.05, -48.66)
CIE-LCH	lch(25.70, 53.85, 295.35°)
OKLab	oklab(36.83% -0.0043 -0.1405)
OKLCH	oklch(36.83% 0.141 268.2)
XYZ	xyz(6.3427, 4.6464, 23.8504)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#213588 #887421

analogous

#216888 #213588 #412188

triadic

#213588 #882135 #358821

tetradic

#213588 #882168 #887421 #218841

square

#213588 #882168 #887421 #218841

split-complementary

#213588 #884121 #688821

monochromatic

#090F25 #152257 #213588 #2D48B9 #4F69D4

Accessibility & contrast

On white

10.88

#213588 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#213588 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #213588

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##213588	#FFFFFF	#000000	##FFFFFF
##213588	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428B

Deuteranopia (green-blind)

#003886

Tritanopia (blue-blind)

#004A59

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #213588;
/* rgb */ color: rgb(33, 53, 136);
/* oklch */ color: oklch(36.8% 0.141 268.2);

Tailwind

colors: {
  custom: {
    50: '#6c6cab',
    500: '#213588',
    950: '#000000',
  },
}

SCSS

$custom: #213588;
$custom-light: #6c6cab;
$custom-dark: #000000;

JSON

{
  "hex": "#213588",
  "rgb": {
    "r": 33,
    "g": 53,
    "b": 136
  },
  "hsl": {
    "h": 228.35,
    "s": 60.947,
    "l": 33.137
  },
  "oklch": {
    "l": 0.36831,
    "c": 0.14054,
    "h": 268.2
  },
  "luminance": 0.04647
}

Semantic roles & 50–950 ramp

primary

#213588

secondary

#B8A34D

accent

#C544E4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #213588

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

Preview Lab → · Contrast checker → · Palette generator →