#20399F#20399F

#20399F is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.7% C 0.168 H 267.2°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#20399F
RGB	rgb(32, 57, 159)
HSL	hsl(228, 66%, 37%)
HSV	hsv(228, 80%, 62%)
CMYK	cmyk(79.9%, 64.2%, 0%, 37.6%)
CIE-LAB	lab(28.74, 29.13, -57.84)
CIE-LCH	lch(28.74, 64.76, 296.73°)
OKLab	oklab(39.69% -0.0081 -0.1673)
OKLCH	oklch(39.69% 0.168 267.2)
XYZ	xyz(8.3146, 5.7356, 33.4630)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#20399F #9F8620

analogous

#20789F #20399F #47209F

triadic

#20399F #9F2039 #399F20

tetradic

#20399F #9F2078 #9F8620 #209F47

square

#20399F #9F2078 #9F8620 #209F47

split-complementary

#20399F #9F4720 #789F20

monochromatic

#0B1439 #16276C #20399F #2A4BD2 #5B75DE

Accessibility & contrast

On white

9.78

#20399F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#20399F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #20399F

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##20399F	#FFFFFF	#000000	##FFFFFF
##20399F	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA2

Deuteranopia (green-blind)

#003E9D

Tritanopia (blue-blind)

#005466

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #20399f;
/* rgb */ color: rgb(32, 57, 159);
/* oklch */ color: oklch(39.7% 0.168 267.2);

Tailwind

colors: {
  custom: {
    50: '#726fbc',
    500: '#20399f',
    950: '#000000',
  },
}

SCSS

$custom: #20399f;
$custom-light: #726fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#20399f",
  "rgb": {
    "r": 32,
    "g": 57,
    "b": 159
  },
  "hsl": {
    "h": 228.189,
    "s": 66.492,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39692,
    "c": 0.16754,
    "h": 267.2
  },
  "luminance": 0.05737
}

Semantic roles & 50–950 ramp

primary

#20399F

secondary

#C2AD59

accent

#C83EE9

background

#F7F6FB

surface

#EDECF7

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #20399F

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

Preview Lab → · Contrast checker → · Palette generator →