#203C79#203C79

#203C79 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.1% C 0.110 H 263.5°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#203C79
RGB	rgb(32, 60, 121)
HSL	hsl(221, 58%, 30%)
HSV	hsv(221, 74%, 47%)
CMYK	cmyk(73.6%, 50.4%, 0%, 52.5%)
CIE-LAB	lab(26.50, 12.07, -37.96)
CIE-LCH	lch(26.50, 39.84, 287.64°)
OKLab	oklab(37.05% -0.0125 -0.1089)
OKLCH	oklch(37.05% 0.11 263.5)
XYZ	xyz(5.6615, 4.9187, 18.7365)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203C79 #795D20

analogous

#206879 #203C79 #312079

triadic

#203C79 #79203C #3C7920

tetradic

#203C79 #792068 #795D20 #207931

square

#203C79 #792068 #795D20 #207931

split-complementary

#203C79 #793120 #687920

monochromatic

#060C18 #132449 #203C79 #2D54A9 #4570CE

Accessibility & contrast

On white

10.59

#203C79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#203C79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203C79

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203C79	#FFFFFF	#000000	##FFFFFF
##203C79	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A437B

Deuteranopia (green-blind)

#023B78

Tritanopia (blue-blind)

#004A54

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #203c79;
/* rgb */ color: rgb(32, 60, 121);
/* oklch */ color: oklch(37.1% 0.110 263.5);

Tailwind

colors: {
  custom: {
    50: '#6871a0',
    500: '#203c79',
    950: '#000000',
  },
}

SCSS

$custom: #203c79;
$custom-light: #6871a0;
$custom-dark: #000000;

JSON

{
  "hex": "#203c79",
  "rgb": {
    "r": 32,
    "g": 60,
    "b": 121
  },
  "hsl": {
    "h": 221.124,
    "s": 58.17,
    "l": 30
  },
  "oklch": {
    "l": 0.37053,
    "c": 0.10962,
    "h": 263.5
  },
  "luminance": 0.04919
}

Semantic roles & 50–950 ramp

primary

#203C79

secondary

#AC8D49

accent

#B146E1

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #203C79

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

Preview Lab → · Contrast checker → · Palette generator →