#20388B#20388B

#20388B is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.7% C 0.141 H 267.0°. Best body text is #FFFFFF at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#20388B
RGB	rgb(32, 56, 139)
HSL	hsl(227, 63%, 34%)
HSV	hsv(227, 77%, 55%)
CMYK	cmyk(77%, 59.7%, 0%, 45.5%)
CIE-LAB	lab(26.73, 22.03, -48.85)
CIE-LCH	lch(26.73, 53.59, 294.28°)
OKLab	oklab(37.67% -0.0074 -0.141)
OKLCH	oklch(37.67% 0.141 267)
XYZ	xyz(6.6684, 4.9988, 25.0345)
Luminance	0.0500 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#20388B #8B7320

analogous

#206D8B #20388B #3D208B

triadic

#20388B #8B2038 #388B20

tetradic

#20388B #8B206D #8B7320 #208B3D

square

#20388B #8B206D #8B7320 #208B3D

split-complementary

#20388B #8B3D20 #6D8B20

monochromatic

#091028 #152459 #20388B #2B4CBD #4F6DD6

Accessibility & contrast

On white

10.50

#20388B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#20388B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #20388B

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##20388B	#FFFFFF	#000000	##FFFFFF
##20388B	1.00	10.50	2.00	10.50
#FFFFFF	10.50	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448E

Deuteranopia (green-blind)

#003A89

Tritanopia (blue-blind)

#004D5C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #20388b;
/* rgb */ color: rgb(32, 56, 139);
/* oklch */ color: oklch(37.7% 0.141 267.0);

Tailwind

colors: {
  custom: {
    50: '#6c6eae',
    500: '#20388b',
    950: '#000000',
  },
}

SCSS

$custom: #20388b;
$custom-light: #6c6eae;
$custom-dark: #000000;

JSON

{
  "hex": "#20388b",
  "rgb": {
    "r": 32,
    "g": 56,
    "b": 139
  },
  "hsl": {
    "h": 226.542,
    "s": 62.573,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37665,
    "c": 0.1412,
    "h": 267
  },
  "luminance": 0.05
}

Semantic roles & 50–950 ramp

primary

#20388B

secondary

#BAA14D

accent

#C142E6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #20388B

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

Preview Lab → · Contrast checker → · Palette generator →