#203C8B#203C8B

#203C8B is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.5% C 0.136 H 265.6°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#203C8B
RGB	rgb(32, 60, 139)
HSL	hsl(224, 63%, 34%)
HSV	hsv(224, 77%, 55%)
CMYK	cmyk(77%, 56.8%, 0%, 45.5%)
CIE-LAB	lab(27.85, 19.27, -47.03)
CIE-LCH	lch(27.85, 50.82, 292.28°)
OKLab	oklab(38.51% -0.0105 -0.1356)
OKLCH	oklch(38.51% 0.136 265.6)
XYZ	xyz(6.8701, 5.4021, 25.1017)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203C8B #8B6F20

analogous

#20718B #203C8B #39208B

triadic

#203C8B #8B203C #3C8B20

tetradic

#203C8B #8B2071 #8B6F20 #208B39

square

#203C8B #8B2071 #8B6F20 #208B39

split-complementary

#203C8B #8B3920 #718B20

monochromatic

#091128 #152759 #203C8B #2B51BD #4F72D6

Accessibility & contrast

On white

10.09

#203C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#203C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203C8B

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203C8B	#FFFFFF	#000000	##FFFFFF
##203C8B	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00478E

Deuteranopia (green-blind)

#003D89

Tritanopia (blue-blind)

#004F5D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #203c8b;
/* rgb */ color: rgb(32, 60, 139);
/* oklch */ color: oklch(38.5% 0.136 265.6);

Tailwind

colors: {
  custom: {
    50: '#6c71ae',
    500: '#203c8b',
    950: '#000000',
  },
}

SCSS

$custom: #203c8b;
$custom-light: #6c71ae;
$custom-dark: #000000;

JSON

{
  "hex": "#203c8b",
  "rgb": {
    "r": 32,
    "g": 60,
    "b": 139
  },
  "hsl": {
    "h": 224.299,
    "s": 62.573,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38505,
    "c": 0.136,
    "h": 265.6
  },
  "luminance": 0.05403
}

Semantic roles & 50–950 ramp

primary

#203C8B

secondary

#BA9D4D

accent

#BB42E6

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #203C8B

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

Preview Lab → · Contrast checker → · Palette generator →