#203C73#203C73

#203C73 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.6% C 0.101 H 262.3°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#203C73
RGB	rgb(32, 60, 115)
HSL	hsl(220, 56%, 29%)
HSV	hsv(220, 72%, 45%)
CMYK	cmyk(72.2%, 47.8%, 0%, 54.9%)
CIE-LAB	lab(26.09, 9.67, -34.83)
CIE-LCH	lch(26.09, 36.15, 285.52°)
OKLab	oklab(36.6% -0.0135 -0.0997)
OKLCH	oklch(36.6% 0.101 262.3)
XYZ	xyz(5.3049, 4.7761, 16.8586)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203C73 #735720

analogous

#206673 #203C73 #2E2073

triadic

#203C73 #73203C #3C7320

tetradic

#203C73 #732066 #735720 #20732E

square

#203C73 #732066 #735720 #20732E

split-complementary

#203C73 #732E20 #667320

monochromatic

#070C18 #132343 #203C73 #2D55A3 #4371CB

Accessibility & contrast

On white

10.74

#203C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#203C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203C73

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203C73	#FFFFFF	#000000	##FFFFFF
##203C73	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204275

Deuteranopia (green-blind)

#103A72

Tritanopia (blue-blind)

#004952

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #203c73;
/* rgb */ color: rgb(32, 60, 115);
/* oklch */ color: oklch(36.6% 0.101 262.3);

Tailwind

colors: {
  custom: {
    50: '#66719c',
    500: '#203c73',
    950: '#000000',
  },
}

SCSS

$custom: #203c73;
$custom-light: #66719c;
$custom-dark: #000000;

JSON

{
  "hex": "#203c73",
  "rgb": {
    "r": 32,
    "g": 60,
    "b": 115
  },
  "hsl": {
    "h": 219.759,
    "s": 56.463,
    "l": 28.824
  },
  "oklch": {
    "l": 0.36601,
    "c": 0.10061,
    "h": 262.3
  },
  "luminance": 0.04777
}

Semantic roles & 50–950 ramp

primary

#203C73

secondary

#A78748

accent

#AD48E0

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #203C73

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

Preview Lab → · Contrast checker → · Palette generator →