#203F84#203F84

#203F84 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.6% C 0.122 H 263.5°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#203F84
RGB	rgb(32, 63, 132)
HSL	hsl(221, 61%, 32%)
HSV	hsv(221, 76%, 52%)
CMYK	cmyk(75.8%, 52.3%, 0%, 48.2%)
CIE-LAB	lab(28.19, 14.39, -42.14)
CIE-LCH	lch(28.19, 44.53, 288.85°)
OKLab	oklab(38.59% -0.0137 -0.1211)
OKLCH	oklch(38.59% 0.122 263.5)
XYZ	xyz(6.5365, 5.5273, 22.5477)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203F84 #846520

analogous

#207184 #203F84 #332084

triadic

#203F84 #84203F #3F8420

tetradic

#203F84 #842071 #846520 #208433

square

#203F84 #842071 #846520 #208433

split-complementary

#203F84 #843320 #718420

monochromatic

#081021 #142753 #203F84 #2C57B5 #4B75D3

Accessibility & contrast

On white

9.97

#203F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#203F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203F84

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203F84	#FFFFFF	#000000	##FFFFFF
##203F84	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154786

Deuteranopia (green-blind)

#003E83

Tritanopia (blue-blind)

#004F5B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #203f84;
/* rgb */ color: rgb(32, 63, 132);
/* oklch */ color: oklch(38.6% 0.122 263.5);

Tailwind

colors: {
  custom: {
    50: '#6a73a8',
    500: '#203f84',
    950: '#000000',
  },
}

SCSS

$custom: #203f84;
$custom-light: #6a73a8;
$custom-dark: #000000;

JSON

{
  "hex": "#203f84",
  "rgb": {
    "r": 32,
    "g": 63,
    "b": 132
  },
  "hsl": {
    "h": 221.4,
    "s": 60.976,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38591,
    "c": 0.12193,
    "h": 263.5
  },
  "luminance": 0.05528
}

Semantic roles & 50–950 ramp

primary

#203F84

secondary

#B6954A

accent

#B244E4

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #203F84

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

Preview Lab → · Contrast checker → · Palette generator →