#203D73#203D73

#203D73 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.8% C 0.099 H 261.6°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#203D73
RGB	rgb(32, 61, 115)
HSL	hsl(219, 56%, 29%)
HSV	hsv(219, 72%, 45%)
CMYK	cmyk(72.2%, 47%, 0%, 54.9%)
CIE-LAB	lab(26.40, 8.97, -34.34)
CIE-LCH	lch(26.40, 35.49, 284.65°)
OKLab	oklab(36.84% -0.0145 -0.0982)
OKLCH	oklch(36.84% 0.099 261.6)
XYZ	xyz(5.3578, 4.8818, 16.8763)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203D73 #735620

analogous

#206773 #203D73 #2D2073

triadic

#203D73 #73203D #3D7320

tetradic

#203D73 #732067 #735620 #20732D

square

#203D73 #732067 #735620 #20732D

split-complementary

#203D73 #732D20 #677320

monochromatic

#070D18 #132443 #203D73 #2D56A3 #4372CB

Accessibility & contrast

On white

10.63

#203D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#203D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203D73

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203D73	#FFFFFF	#000000	##FFFFFF
##203D73	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224375

Deuteranopia (green-blind)

#133B72

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #203d73;
/* rgb */ color: rgb(32, 61, 115);
/* oklch */ color: oklch(36.8% 0.099 261.6);

Tailwind

colors: {
  custom: {
    50: '#66729c',
    500: '#203d73',
    950: '#000000',
  },
}

SCSS

$custom: #203d73;
$custom-light: #66729c;
$custom-dark: #000000;

JSON

{
  "hex": "#203d73",
  "rgb": {
    "r": 32,
    "g": 61,
    "b": 115
  },
  "hsl": {
    "h": 219.036,
    "s": 56.463,
    "l": 28.824
  },
  "oklch": {
    "l": 0.36838,
    "c": 0.0993,
    "h": 261.6
  },
  "luminance": 0.04882
}

Semantic roles & 50–950 ramp

primary

#203D73

secondary

#A78648

accent

#AB48E0

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #203D73

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

Preview Lab → · Contrast checker → · Palette generator →