#203B72#203B72

#203B72 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.3% C 0.100 H 262.8°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#203B72
RGB	rgb(32, 59, 114)
HSL	hsl(220, 56%, 29%)
HSV	hsv(220, 72%, 45%)
CMYK	cmyk(71.9%, 48.2%, 0%, 55.3%)
CIE-LAB	lab(25.71, 9.97, -34.80)
CIE-LCH	lch(25.71, 36.20, 285.99°)
OKLab	oklab(36.29% -0.0127 -0.0996)
OKLCH	oklch(36.29% 0.1 262.8)
XYZ	xyz(5.1958, 4.6494, 16.5399)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203B72 #725720

analogous

#206472 #203B72 #2E2072

triadic

#203B72 #72203B #3B7220

tetradic

#203B72 #722064 #725720 #20722E

square

#203B72 #722064 #725720 #20722E

split-complementary

#203B72 #722E20 #647220

monochromatic

#070C18 #132242 #203B72 #2D54A2 #426FCA

Accessibility & contrast

On white

10.88

#203B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#203B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203B72

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203B72	#FFFFFF	#000000	##FFFFFF
##203B72	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4174

Deuteranopia (green-blind)

#0F3971

Tritanopia (blue-blind)

#004851

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #203b72;
/* rgb */ color: rgb(32, 59, 114);
/* oklch */ color: oklch(36.3% 0.100 262.8);

Tailwind

colors: {
  custom: {
    50: '#66709b',
    500: '#203b72',
    950: '#000000',
  },
}

SCSS

$custom: #203b72;
$custom-light: #66709b;
$custom-dark: #000000;

JSON

{
  "hex": "#203b72",
  "rgb": {
    "r": 32,
    "g": 59,
    "b": 114
  },
  "hsl": {
    "h": 220.244,
    "s": 56.164,
    "l": 28.627
  },
  "oklch": {
    "l": 0.36291,
    "c": 0.10042,
    "h": 262.8
  },
  "luminance": 0.0465
}

Semantic roles & 50–950 ramp

primary

#203B72

secondary

#A68748

accent

#AE48DF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #203B72

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

Preview Lab → · Contrast checker → · Palette generator →