#203663#203663

#203663 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.0% C 0.084 H 263.1°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#203663
RGB	rgb(32, 54, 99)
HSL	hsl(220, 51%, 26%)
HSV	hsv(220, 68%, 39%)
CMYK	cmyk(67.7%, 45.5%, 0%, 61.2%)
CIE-LAB	lab(23.16, 7.52, -29.24)
CIE-LCH	lch(23.16, 30.19, 284.43°)
OKLab	oklab(34% -0.0102 -0.0834)
OKLCH	oklch(34% 0.084 263.1)
XYZ	xyz(4.1662, 3.8459, 12.3247)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203663 #634D20

analogous

#205763 #203663 #2C2063

triadic

#203663 #632036 #366320

tetradic

#203663 #632057 #634D20 #20632C

square

#203663 #632057 #634D20 #20632C

split-complementary

#203663 #632C20 #576320

monochromatic

#070D17 #111D35 #203663 #2F4F91 #3E68BF

Accessibility & contrast

On white

11.87

#203663 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#203663 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203663

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203663	#FFFFFF	#000000	##FFFFFF
##203663	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213B65

Deuteranopia (green-blind)

#173462

Tritanopia (blue-blind)

#004047

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #203663;
/* rgb */ color: rgb(32, 54, 99);
/* oklch */ color: oklch(34.0% 0.084 263.1);

Tailwind

colors: {
  custom: {
    50: '#636c90',
    500: '#203663',
    950: '#000000',
  },
}

SCSS

$custom: #203663;
$custom-light: #636c90;
$custom-dark: #000000;

JSON

{
  "hex": "#203663",
  "rgb": {
    "r": 32,
    "g": 54,
    "b": 99
  },
  "hsl": {
    "h": 220.299,
    "s": 51.145,
    "l": 25.686
  },
  "oklch": {
    "l": 0.34002,
    "c": 0.08398,
    "h": 263.1
  },
  "luminance": 0.03846
}

Semantic roles & 50–950 ramp

primary

#203663

secondary

#977D48

accent

#AC4DDB

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #203663

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

Preview Lab → · Contrast checker → · Palette generator →