#203771#203771

#203771 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.3% C 0.104 H 265.2°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#203771
RGB	rgb(32, 55, 113)
HSL	hsl(223, 56%, 28%)
HSV	hsv(223, 72%, 44%)
CMYK	cmyk(71.7%, 51.3%, 0%, 55.7%)
CIE-LAB	lab(24.42, 12.38, -36.23)
CIE-LCH	lch(24.42, 38.29, 288.87°)
OKLab	oklab(35.28% -0.0088 -0.1039)
OKLCH	oklch(35.28% 0.104 265.2)
XYZ	xyz(4.9414, 4.2312, 16.1759)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203771 #715A20

analogous

#205F71 #203771 #312071

triadic

#203771 #712037 #377120

tetradic

#203771 #71205F #715A20 #207131

square

#203771 #71205F #715A20 #207131

split-complementary

#203771 #713120 #5F7120

monochromatic

#070C18 #122041 #203771 #2E4EA1 #4268C9

Accessibility & contrast

On white

11.37

#203771 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#203771 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203771

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203771	#FFFFFF	#000000	##FFFFFF
##203771	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173E73

Deuteranopia (green-blind)

#023770

Tritanopia (blue-blind)

#00454E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #203771;
/* rgb */ color: rgb(32, 55, 113);
/* oklch */ color: oklch(35.3% 0.104 265.2);

Tailwind

colors: {
  custom: {
    50: '#666d9a',
    500: '#203771',
    950: '#000000',
  },
}

SCSS

$custom: #203771;
$custom-light: #666d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#203771",
  "rgb": {
    "r": 32,
    "g": 55,
    "b": 113
  },
  "hsl": {
    "h": 222.963,
    "s": 55.862,
    "l": 28.431
  },
  "oklch": {
    "l": 0.35281,
    "c": 0.10428,
    "h": 265.2
  },
  "luminance": 0.04232
}

Semantic roles & 50–950 ramp

primary

#203771

secondary

#A58A48

accent

#B449DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #203771

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

Preview Lab → · Contrast checker → · Palette generator →