#203A88#203A88

#203A88 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.8% C 0.134 H 266.1°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#203A88
RGB	rgb(32, 58, 136)
HSL	hsl(225, 62%, 33%)
HSV	hsv(225, 76%, 53%)
CMYK	cmyk(76.5%, 57.4%, 0%, 46.7%)
CIE-LAB	lab(27.05, 19.46, -46.48)
CIE-LCH	lch(27.05, 50.39, 292.72°)
OKLab	oklab(37.82% -0.0091 -0.134)
OKLCH	oklch(37.82% 0.134 266.1)
XYZ	xyz(6.5511, 5.1100, 23.9289)
Luminance	0.0511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203A88 #886E20

analogous

#206E88 #203A88 #3A2088

triadic

#203A88 #88203A #3A8820

tetradic

#203A88 #88206E #886E20 #20883A

square

#203A88 #88206E #886E20 #20883A

split-complementary

#203A88 #883A20 #6E8820

monochromatic

#091025 #142556 #203A88 #2C4FBA #4D6FD5

Accessibility & contrast

On white

10.38

#203A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#203A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203A88

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203A88	#FFFFFF	#000000	##FFFFFF
##203A88	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458B

Deuteranopia (green-blind)

#003B86

Tritanopia (blue-blind)

#004D5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #203a88;
/* rgb */ color: rgb(32, 58, 136);
/* oklch */ color: oklch(37.8% 0.134 266.1);

Tailwind

colors: {
  custom: {
    50: '#6c6fab',
    500: '#203a88',
    950: '#000000',
  },
}

SCSS

$custom: #203a88;
$custom-light: #6c6fab;
$custom-dark: #000000;

JSON

{
  "hex": "#203a88",
  "rgb": {
    "r": 32,
    "g": 58,
    "b": 136
  },
  "hsl": {
    "h": 225,
    "s": 61.905,
    "l": 32.941
  },
  "oklch": {
    "l": 0.37824,
    "c": 0.1343,
    "h": 266.1
  },
  "luminance": 0.05111
}

Semantic roles & 50–950 ramp

primary

#203A88

secondary

#B89D4C

accent

#BC43E5

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #203A88

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

Preview Lab → · Contrast checker → · Palette generator →