#20399D#20399D

#20399D is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.5% C 0.165 H 267.2°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#20399D
RGB	rgb(32, 57, 157)
HSL	hsl(228, 66%, 37%)
HSV	hsv(228, 80%, 62%)
CMYK	cmyk(79.6%, 63.7%, 0%, 38.4%)
CIE-LAB	lab(28.56, 28.37, -56.92)
CIE-LCH	lch(28.56, 63.60, 296.49°)
OKLab	oklab(39.5% -0.008 -0.1646)
OKLCH	oklch(39.5% 0.165 267.2)
XYZ	xyz(8.1425, 5.6667, 32.5564)
Luminance	0.0567 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#20399D #9D8420

analogous

#20789D #20399D #46209D

triadic

#20399D #9D2039 #399D20

tetradic

#20399D #9D2078 #9D8420 #209D46

square

#20399D #9D2078 #9D8420 #209D46

split-complementary

#20399D #9D4620 #789D20

monochromatic

#0B1437 #16276A #20399D #2A4BD0 #5A74DD

Accessibility & contrast

On white

9.84

#20399D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#20399D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #20399D

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##20399D	#FFFFFF	#000000	##FFFFFF
##20399D	1.00	9.84	2.13	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A0

Deuteranopia (green-blind)

#003E9B

Tritanopia (blue-blind)

#005365

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #20399d;
/* rgb */ color: rgb(32, 57, 157);
/* oklch */ color: oklch(39.5% 0.165 267.2);

Tailwind

colors: {
  custom: {
    50: '#716fbb',
    500: '#20399d',
    950: '#000000',
  },
}

SCSS

$custom: #20399d;
$custom-light: #716fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#20399d",
  "rgb": {
    "r": 32,
    "g": 57,
    "b": 157
  },
  "hsl": {
    "h": 228,
    "s": 66.138,
    "l": 37.059
  },
  "oklch": {
    "l": 0.39504,
    "c": 0.16485,
    "h": 267.2
  },
  "luminance": 0.05668
}

Semantic roles & 50–950 ramp

primary

#20399D

secondary

#C1AC57

accent

#C73FE9

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #20399D

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

Preview Lab → · Contrast checker → · Palette generator →