#203D87#203D87

#203D87 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.4% C 0.129 H 264.8°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#203D87
RGB	rgb(32, 61, 135)
HSL	hsl(223, 62%, 33%)
HSV	hsv(223, 76%, 53%)
CMYK	cmyk(76.3%, 54.8%, 0%, 47.1%)
CIE-LAB	lab(27.83, 16.98, -44.59)
CIE-LCH	lch(27.83, 47.71, 290.85°)
OKLab	oklab(38.39% -0.0117 -0.1284)
OKLCH	oklch(38.39% 0.129 264.8)
XYZ	xyz(6.6360, 5.3931, 23.6082)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203D87 #876A20

analogous

#207087 #203D87 #372087

triadic

#203D87 #87203D #3D8720

tetradic

#203D87 #872070 #876A20 #208737

square

#203D87 #872070 #876A20 #208737

split-complementary

#203D87 #873720 #708720

monochromatic

#091024 #142756 #203D87 #2C53B8 #4D73D5

Accessibility & contrast

On white

10.10

#203D87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#203D87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203D87

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203D87	#FFFFFF	#000000	##FFFFFF
##203D87	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06478A

Deuteranopia (green-blind)

#003D86

Tritanopia (blue-blind)

#004F5C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #203d87;
/* rgb */ color: rgb(32, 61, 135);
/* oklch */ color: oklch(38.4% 0.129 264.8);

Tailwind

colors: {
  custom: {
    50: '#6b72ab',
    500: '#203d87',
    950: '#000000',
  },
}

SCSS

$custom: #203d87;
$custom-light: #6b72ab;
$custom-dark: #000000;

JSON

{
  "hex": "#203d87",
  "rgb": {
    "r": 32,
    "g": 61,
    "b": 135
  },
  "hsl": {
    "h": 223.107,
    "s": 61.677,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38389,
    "c": 0.12892,
    "h": 264.8
  },
  "luminance": 0.05394
}

Semantic roles & 50–950 ramp

primary

#203D87

secondary

#B8994B

accent

#B743E5

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #203D87

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

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