#203B80#203B80

#203B80 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.4% C 0.121 H 265.0°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#203B80
RGB	rgb(32, 59, 128)
HSL	hsl(223, 60%, 31%)
HSV	hsv(223, 75%, 50%)
CMYK	cmyk(75%, 53.9%, 0%, 49.8%)
CIE-LAB	lab(26.71, 15.57, -42.02)
CIE-LCH	lch(26.71, 44.81, 290.33°)
OKLab	oklab(37.38% -0.0107 -0.1209)
OKLCH	oklch(37.38% 0.121 265)
XYZ	xyz(6.0545, 4.9929, 21.0625)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203B80 #806520

analogous

#206B80 #203B80 #352080

triadic

#203B80 #80203B #3B8020

tetradic

#203B80 #80206B #806520 #208035

square

#203B80 #80206B #806520 #208035

split-complementary

#203B80 #803520 #6B8020

monochromatic

#080E1E #14244F #203B80 #2C52B1 #496FD1

Accessibility & contrast

On white

10.51

#203B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#203B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203B80

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203B80	#FFFFFF	#000000	##FFFFFF
##203B80	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4482

Deuteranopia (green-blind)

#003B7F

Tritanopia (blue-blind)

#004C57

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #203b80;
/* rgb */ color: rgb(32, 59, 128);
/* oklch */ color: oklch(37.4% 0.121 265.0);

Tailwind

colors: {
  custom: {
    50: '#6a70a5',
    500: '#203b80',
    950: '#000000',
  },
}

SCSS

$custom: #203b80;
$custom-light: #6a70a5;
$custom-dark: #000000;

JSON

{
  "hex": "#203b80",
  "rgb": {
    "r": 32,
    "g": 59,
    "b": 128
  },
  "hsl": {
    "h": 223.125,
    "s": 60,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37377,
    "c": 0.12135,
    "h": 265
  },
  "luminance": 0.04994
}

Semantic roles & 50–950 ramp

primary

#203B80

secondary

#B39549

accent

#B745E3

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #203B80

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

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