#203A8A#203A8A

#203A8A is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.0% C 0.137 H 266.2°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#203A8A
RGB	rgb(32, 58, 138)
HSL	hsl(225, 62%, 33%)
HSV	hsv(225, 77%, 54%)
CMYK	cmyk(76.8%, 58%, 0%, 45.9%)
CIE-LAB	lab(27.21, 20.26, -47.46)
CIE-LCH	lch(27.21, 51.60, 293.11°)
OKLab	oklab(38% -0.009 -0.1369)
OKLCH	oklch(38% 0.137 266.2)
XYZ	xyz(6.6946, 5.1674, 24.6844)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203A8A #8A7020

analogous

#206F8A #203A8A #3B208A

triadic

#203A8A #8A203A #3A8A20

tetradic

#203A8A #8A206F #8A7020 #208A3B

square

#203A8A #8A206F #8A7020 #208A3B

split-complementary

#203A8A #8A3B20 #6F8A20

monochromatic

#091027 #142558 #203A8A #2C4FBC #4E70D6

Accessibility & contrast

On white

10.33

#203A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#203A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203A8A

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203A8A	#FFFFFF	#000000	##FFFFFF
##203A8A	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458D

Deuteranopia (green-blind)

#003C88

Tritanopia (blue-blind)

#004E5C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #203a8a;
/* rgb */ color: rgb(32, 58, 138);
/* oklch */ color: oklch(38.0% 0.137 266.2);

Tailwind

colors: {
  custom: {
    50: '#6c6fad',
    500: '#203a8a',
    950: '#000000',
  },
}

SCSS

$custom: #203a8a;
$custom-light: #6c6fad;
$custom-dark: #000000;

JSON

{
  "hex": "#203a8a",
  "rgb": {
    "r": 32,
    "g": 58,
    "b": 138
  },
  "hsl": {
    "h": 225.283,
    "s": 62.353,
    "l": 33.333
  },
  "oklch": {
    "l": 0.37995,
    "c": 0.13718,
    "h": 266.2
  },
  "luminance": 0.05168
}

Semantic roles & 50–950 ramp

primary

#203A8A

secondary

#B99E4D

accent

#BD42E5

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #203A8A

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

Preview Lab → · Contrast checker → · Palette generator →