#203997#203997

#203997 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.9% C 0.157 H 267.1°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#203997
RGB	rgb(32, 57, 151)
HSL	hsl(227, 65%, 36%)
HSV	hsv(227, 79%, 59%)
CMYK	cmyk(78.8%, 62.3%, 0%, 40.8%)
CIE-LAB	lab(28.03, 26.05, -54.13)
CIE-LCH	lch(28.03, 60.07, 295.70°)
OKLab	oklab(38.95% -0.008 -0.1565)
OKLCH	oklch(38.95% 0.157 267.1)
XYZ	xyz(7.6428, 5.4668, 29.9246)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203997 #977E20

analogous

#207497 #203997 #422097

triadic

#203997 #972039 #399720

tetradic

#203997 #972074 #977E20 #209742

square

#203997 #972074 #977E20 #209742

split-complementary

#203997 #974220 #749720

monochromatic

#0B1332 #152664 #203997 #2B4CC9 #5672DB

Accessibility & contrast

On white

10.03

#203997 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#203997 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203997

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203997	#FFFFFF	#000000	##FFFFFF
##203997	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489A

Deuteranopia (green-blind)

#003D95

Tritanopia (blue-blind)

#005162

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #203997;
/* rgb */ color: rgb(32, 57, 151);
/* oklch */ color: oklch(38.9% 0.157 267.1);

Tailwind

colors: {
  custom: {
    50: '#6f6fb6',
    500: '#203997',
    950: '#000000',
  },
}

SCSS

$custom: #203997;
$custom-light: #6f6fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#203997",
  "rgb": {
    "r": 32,
    "g": 57,
    "b": 151
  },
  "hsl": {
    "h": 227.395,
    "s": 65.027,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38948,
    "c": 0.15667,
    "h": 267.1
  },
  "luminance": 0.05468
}

Semantic roles & 50–950 ramp

primary

#203997

secondary

#BFA854

accent

#C540E8

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #203997

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

Preview Lab → · Contrast checker → · Palette generator →