#203D88#203D88

#203D88 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.5% C 0.130 H 264.9°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#203D88
RGB	rgb(32, 61, 136)
HSL	hsl(223, 62%, 33%)
HSV	hsv(223, 76%, 53%)
CMYK	cmyk(76.5%, 55.1%, 0%, 46.7%)
CIE-LAB	lab(27.90, 17.38, -45.09)
CIE-LCH	lch(27.90, 48.32, 291.08°)
OKLab	oklab(38.47% -0.0116 -0.1298)
OKLCH	oklch(38.47% 0.13 264.9)
XYZ	xyz(6.7068, 5.4214, 23.9807)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203D88 #886B20

analogous

#207188 #203D88 #372088

triadic

#203D88 #88203D #3D8820

tetradic

#203D88 #882071 #886B20 #208837

square

#203D88 #882071 #886B20 #208837

split-complementary

#203D88 #883720 #718820

monochromatic

#091125 #142756 #203D88 #2C53BA #4D73D5

Accessibility & contrast

On white

10.07

#203D88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#203D88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203D88

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203D88	#FFFFFF	#000000	##FFFFFF
##203D88	1.00	10.07	2.08	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#03478B

Deuteranopia (green-blind)

#003D87

Tritanopia (blue-blind)

#004F5C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #203d88;
/* rgb */ color: rgb(32, 61, 136);
/* oklch */ color: oklch(38.5% 0.130 264.9);

Tailwind

colors: {
  custom: {
    50: '#6b72ab',
    500: '#203d88',
    950: '#000000',
  },
}

SCSS

$custom: #203d88;
$custom-light: #6b72ab;
$custom-dark: #000000;

JSON

{
  "hex": "#203d88",
  "rgb": {
    "r": 32,
    "g": 61,
    "b": 136
  },
  "hsl": {
    "h": 223.269,
    "s": 61.905,
    "l": 32.941
  },
  "oklch": {
    "l": 0.38471,
    "c": 0.13037,
    "h": 264.9
  },
  "luminance": 0.05422
}

Semantic roles & 50–950 ramp

primary

#203D88

secondary

#B89A4C

accent

#B843E5

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #203D88

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

Preview Lab → · Contrast checker → · Palette generator →