#20288B#20288B

#20288B is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.6% C 0.161 H 271.1°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#20288B
RGB	rgb(32, 40, 139)
HSL	hsl(236, 63%, 34%)
HSV	hsv(236, 77%, 55%)
CMYK	cmyk(77%, 71.2%, 0%, 45.5%)
CIE-LAB	lab(22.61, 32.80, -55.59)
CIE-LCH	lch(22.61, 64.55, 300.54°)
OKLab	oklab(34.64% 0.0031 -0.1609)
OKLCH	oklch(34.64% 0.161 271.1)
XYZ	xyz(6.0131, 3.6881, 24.8161)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#20288B #8B8320

analogous

#205D8B #20288B #4D208B

triadic

#20288B #8B2028 #288B20

tetradic

#20288B #8B205D #8B8320 #208B4D

square

#20288B #8B205D #8B8320 #208B4D

split-complementary

#20288B #8B4D20 #5D8B20

monochromatic

#090B28 #151A59 #20288B #2B36BD #4F59D6

Accessibility & contrast

On white

12.08

#20288B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#20288B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #20288B

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##20288B	#FFFFFF	#000000	##FFFFFF
##20288B	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8E

Deuteranopia (green-blind)

#003189

Tritanopia (blue-blind)

#004356

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #20288b;
/* rgb */ color: rgb(32, 40, 139);
/* oklch */ color: oklch(34.6% 0.161 271.1);

Tailwind

colors: {
  custom: {
    50: '#6e62ae',
    500: '#20288b',
    950: '#000000',
  },
}

SCSS

$custom: #20288b;
$custom-light: #6e62ae;
$custom-dark: #000000;

JSON

{
  "hex": "#20288b",
  "rgb": {
    "r": 32,
    "g": 40,
    "b": 139
  },
  "hsl": {
    "h": 235.514,
    "s": 62.573,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34635,
    "c": 0.16092,
    "h": 271.1
  },
  "luminance": 0.03689
}

Semantic roles & 50–950 ramp

primary

#20288B

secondary

#BAB14D

accent

#D942E6

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #20288B

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

Preview Lab → · Contrast checker → · Palette generator →