#203B8A#203B8A

#203B8A is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.2% C 0.136 H 265.9°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#203B8A
RGB	rgb(32, 59, 138)
HSL	hsl(225, 62%, 33%)
HSV	hsv(225, 77%, 54%)
CMYK	cmyk(76.8%, 57.2%, 0%, 45.9%)
CIE-LAB	lab(27.49, 19.56, -47.00)
CIE-LCH	lch(27.49, 50.91, 292.60°)
OKLab	oklab(38.21% -0.0098 -0.1355)
OKLCH	oklch(38.21% 0.136 265.9)
XYZ	xyz(6.7455, 5.2692, 24.7014)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203B8A #8A6F20

analogous

#20708A #203B8A #3A208A

triadic

#203B8A #8A203B #3B8A20

tetradic

#203B8A #8A2070 #8A6F20 #208A3A

square

#203B8A #8A2070 #8A6F20 #208A3A

split-complementary

#203B8A #8A3A20 #708A20

monochromatic

#091127 #142658 #203B8A #2C50BC #4E71D6

Accessibility & contrast

On white

10.22

#203B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#203B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203B8A

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203B8A	#FFFFFF	#000000	##FFFFFF
##203B8A	1.00	10.22	2.05	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468D

Deuteranopia (green-blind)

#003C88

Tritanopia (blue-blind)

#004E5C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #203b8a;
/* rgb */ color: rgb(32, 59, 138);
/* oklch */ color: oklch(38.2% 0.136 265.9);

Tailwind

colors: {
  custom: {
    50: '#6c70ad',
    500: '#203b8a',
    950: '#000000',
  },
}

SCSS

$custom: #203b8a;
$custom-light: #6c70ad;
$custom-dark: #000000;

JSON

{
  "hex": "#203b8a",
  "rgb": {
    "r": 32,
    "g": 59,
    "b": 138
  },
  "hsl": {
    "h": 224.717,
    "s": 62.353,
    "l": 33.333
  },
  "oklch": {
    "l": 0.38207,
    "c": 0.13587,
    "h": 265.9
  },
  "luminance": 0.0527
}

Semantic roles & 50–950 ramp

primary

#203B8A

secondary

#B99D4D

accent

#BC42E5

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #203B8A

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

Preview Lab → · Contrast checker → · Palette generator →