#203D79#203D79

#203D79 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.3% C 0.108 H 262.9°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#203D79
RGB	rgb(32, 61, 121)
HSL	hsl(220, 58%, 30%)
HSV	hsv(220, 74%, 47%)
CMYK	cmyk(73.6%, 49.6%, 0%, 52.5%)
CIE-LAB	lab(26.80, 11.38, -37.48)
CIE-LCH	lch(26.80, 39.17, 286.88°)
OKLab	oklab(37.28% -0.0135 -0.1075)
OKLCH	oklch(37.28% 0.108 262.9)
XYZ	xyz(5.7144, 5.0244, 18.7541)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203D79 #795C20

analogous

#206A79 #203D79 #2F2079

triadic

#203D79 #79203D #3D7920

tetradic

#203D79 #79206A #795C20 #20792F

square

#203D79 #79206A #795C20 #20792F

split-complementary

#203D79 #792F20 #6A7920

monochromatic

#060C18 #132549 #203D79 #2D55A9 #4572CE

Accessibility & contrast

On white

10.47

#203D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#203D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203D79

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203D79	#FFFFFF	#000000	##FFFFFF
##203D79	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D447B

Deuteranopia (green-blind)

#063C78

Tritanopia (blue-blind)

#004B55

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #203d79;
/* rgb */ color: rgb(32, 61, 121);
/* oklch */ color: oklch(37.3% 0.108 262.9);

Tailwind

colors: {
  custom: {
    50: '#6872a0',
    500: '#203d79',
    950: '#000000',
  },
}

SCSS

$custom: #203d79;
$custom-light: #6872a0;
$custom-dark: #000000;

JSON

{
  "hex": "#203d79",
  "rgb": {
    "r": 32,
    "g": 61,
    "b": 121
  },
  "hsl": {
    "h": 220.449,
    "s": 58.17,
    "l": 30
  },
  "oklch": {
    "l": 0.37284,
    "c": 0.1083,
    "h": 262.9
  },
  "luminance": 0.05025
}

Semantic roles & 50–950 ramp

primary

#203D79

secondary

#AC8C49

accent

#AF46E1

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #203D79

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

Preview Lab → · Contrast checker → · Palette generator →