#203378#203378

#203378 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.0% C 0.120 H 268.0°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#203378
RGB	rgb(32, 51, 120)
HSL	hsl(227, 58%, 30%)
HSV	hsv(227, 73%, 47%)
CMYK	cmyk(73.3%, 57.5%, 0%, 52.9%)
CIE-LAB	lab(23.77, 18.00, -41.74)
CIE-LCH	lch(23.77, 45.46, 293.33°)
OKLab	oklab(34.96% -0.0042 -0.1202)
OKLCH	oklch(34.96% 0.12 268)
XYZ	xyz(5.1685, 4.0303, 18.2712)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203378 #786520

analogous

#205F78 #203378 #392078

triadic

#203378 #782033 #337820

tetradic

#203378 #78205F #786520 #207839

square

#203378 #78205F #786520 #207839

split-complementary

#203378 #783920 #5F7820

monochromatic

#060A18 #131E48 #203378 #2D48A8 #4562CD

Accessibility & contrast

On white

11.63

#203378 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#203378 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203378

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203378	#FFFFFF	#000000	##FFFFFF
##203378	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7A

Deuteranopia (green-blind)

#003577

Tritanopia (blue-blind)

#004450

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #203378;
/* rgb */ color: rgb(32, 51, 120);
/* oklch */ color: oklch(35.0% 0.120 268.0);

Tailwind

colors: {
  custom: {
    50: '#686aa0',
    500: '#203378',
    950: '#000000',
  },
}

SCSS

$custom: #203378;
$custom-light: #686aa0;
$custom-dark: #000000;

JSON

{
  "hex": "#203378",
  "rgb": {
    "r": 32,
    "g": 51,
    "b": 120
  },
  "hsl": {
    "h": 227.045,
    "s": 57.895,
    "l": 29.804
  },
  "oklch": {
    "l": 0.34957,
    "c": 0.12027,
    "h": 268
  },
  "luminance": 0.04031
}

Semantic roles & 50–950 ramp

primary

#203378

secondary

#AB9648

accent

#C047E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #203378

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

Preview Lab → · Contrast checker → · Palette generator →