#203F72#203F72

#203F72 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.2% C 0.095 H 259.8°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#203F72
RGB	rgb(32, 63, 114)
HSL	hsl(217, 56%, 29%)
HSV	hsv(217, 72%, 45%)
CMYK	cmyk(71.9%, 44.7%, 0%, 55.3%)
CIE-LAB	lab(26.95, 7.19, -32.81)
CIE-LCH	lch(26.95, 33.59, 282.36°)
OKLab	oklab(37.25% -0.0168 -0.0937)
OKLCH	oklch(37.25% 0.095 259.8)
XYZ	xyz(5.4093, 5.0764, 16.6111)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203F72 #725320

analogous

#206872 #203F72 #2A2072

triadic

#203F72 #72203F #3F7220

tetradic

#203F72 #722068 #725320 #20722A

square

#203F72 #722068 #725320 #20722A

split-complementary

#203F72 #722A20 #687220

monochromatic

#070D18 #132542 #203F72 #2D59A2 #4276CA

Accessibility & contrast

On white

10.42

#203F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#203F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203F72

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203F72	#FFFFFF	#000000	##FFFFFF
##203F72	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#274474

Deuteranopia (green-blind)

#193C71

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #203f72;
/* rgb */ color: rgb(32, 63, 114);
/* oklch */ color: oklch(37.2% 0.095 259.8);

Tailwind

colors: {
  custom: {
    50: '#66739b',
    500: '#203f72',
    950: '#000000',
  },
}

SCSS

$custom: #203f72;
$custom-light: #66739b;
$custom-dark: #000000;

JSON

{
  "hex": "#203f72",
  "rgb": {
    "r": 32,
    "g": 63,
    "b": 114
  },
  "hsl": {
    "h": 217.317,
    "s": 56.164,
    "l": 28.627
  },
  "oklch": {
    "l": 0.37246,
    "c": 0.09521,
    "h": 259.8
  },
  "luminance": 0.05077
}

Semantic roles & 50–950 ramp

primary

#203F72

secondary

#A68248

accent

#A648DF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #203F72

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

Preview Lab → · Contrast checker → · Palette generator →