#203971#203971

#203971 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.7% C 0.102 H 263.9°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#203971
RGB	rgb(32, 57, 113)
HSL	hsl(221, 56%, 28%)
HSV	hsv(221, 72%, 44%)
CMYK	cmyk(71.7%, 49.6%, 0%, 55.7%)
CIE-LAB	lab(25.03, 10.97, -35.25)
CIE-LCH	lch(25.03, 36.92, 287.29°)
OKLab	oklab(35.75% -0.0108 -0.101)
OKLCH	oklch(35.75% 0.102 263.9)
XYZ	xyz(5.0384, 4.4251, 16.2082)
Luminance	0.0443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203971 #715820

analogous

#206171 #203971 #2F2071

triadic

#203971 #712039 #397120

tetradic

#203971 #712061 #715820 #20712F

square

#203971 #712061 #715820 #20712F

split-complementary

#203971 #712F20 #617120

monochromatic

#070C18 #122141 #203971 #2E51A1 #426CC9

Accessibility & contrast

On white

11.14

#203971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#203971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203971

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203971	#FFFFFF	#000000	##FFFFFF
##203971	1.00	11.14	1.89	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3F73

Deuteranopia (green-blind)

#093870

Tritanopia (blue-blind)

#00464F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #203971;
/* rgb */ color: rgb(32, 57, 113);
/* oklch */ color: oklch(35.7% 0.102 263.9);

Tailwind

colors: {
  custom: {
    50: '#666e9a',
    500: '#203971',
    950: '#000000',
  },
}

SCSS

$custom: #203971;
$custom-light: #666e9a;
$custom-dark: #000000;

JSON

{
  "hex": "#203971",
  "rgb": {
    "r": 32,
    "g": 57,
    "b": 113
  },
  "hsl": {
    "h": 221.481,
    "s": 55.862,
    "l": 28.431
  },
  "oklch": {
    "l": 0.35746,
    "c": 0.10157,
    "h": 263.9
  },
  "luminance": 0.04426
}

Semantic roles & 50–950 ramp

primary

#203971

secondary

#A58848

accent

#B149DF

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #203971

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

Preview Lab → · Contrast checker → · Palette generator →