#203588#203588

#203588 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.141 H 267.9°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#203588
RGB	rgb(32, 53, 136)
HSL	hsl(228, 62%, 33%)
HSV	hsv(228, 76%, 53%)
CMYK	cmyk(76.5%, 61%, 0%, 46.7%)
CIE-LAB	lab(25.65, 22.93, -48.74)
CIE-LCH	lch(25.65, 53.86, 295.19°)
OKLab	oklab(36.78% -0.0053 -0.1407)
OKLCH	oklch(36.78% 0.141 267.9)
XYZ	xyz(6.3112, 4.6302, 23.8489)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203588 #887320

analogous

#206988 #203588 #3F2088

triadic

#203588 #882035 #358820

tetradic

#203588 #882069 #887320 #20883F

square

#203588 #882069 #887320 #20883F

split-complementary

#203588 #883F20 #698820

monochromatic

#090E25 #142256 #203588 #2C48BA #4D69D5

Accessibility & contrast

On white

10.90

#203588 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#203588 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203588

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203588	#FFFFFF	#000000	##FFFFFF
##203588	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	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: #203588;
/* rgb */ color: rgb(32, 53, 136);
/* oklch */ color: oklch(36.8% 0.141 267.9);

Tailwind

colors: {
  custom: {
    50: '#6c6bab',
    500: '#203588',
    950: '#000000',
  },
}

SCSS

$custom: #203588;
$custom-light: #6c6bab;
$custom-dark: #000000;

JSON

{
  "hex": "#203588",
  "rgb": {
    "r": 32,
    "g": 53,
    "b": 136
  },
  "hsl": {
    "h": 227.885,
    "s": 61.905,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36782,
    "c": 0.14083,
    "h": 267.9
  },
  "luminance": 0.04631
}

Semantic roles & 50–950 ramp

primary

#203588

secondary

#B8A24C

accent

#C443E5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #203588

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

Preview Lab → · Contrast checker → · Palette generator →