#204DAB#204DAB

#204DAB is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.8% C 0.159 H 262.6°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#204DAB
RGB	rgb(32, 77, 171)
HSL	hsl(221, 68%, 40%)
HSV	hsv(221, 81%, 67%)
CMYK	cmyk(81.3%, 55%, 0%, 32.9%)
CIE-LAB	lab(35.11, 20.35, -54.65)
CIE-LCH	lch(35.11, 58.32, 290.42°)
OKLab	oklab(44.77% -0.0205 -0.1577)
OKLCH	oklch(44.77% 0.159 262.6)
XYZ	xyz(10.5976, 8.5538, 39.6127)
Luminance	0.0856 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#204DAB #AB7E20

analogous

#2092AB #204DAB #3920AB

triadic

#204DAB #AB204D #4DAB20

tetradic

#204DAB #AB2092 #AB7E20 #20AB39

square

#204DAB #AB2092 #AB7E20 #20AB39

split-complementary

#204DAB #AB3920 #92AB20

monochromatic

#0D1F44 #163677 #204DAB #3066D8 #638CE2

Accessibility & contrast

On white

7.75

#204DAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#204DAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #204DAB

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##204DAB	#FFFFFF	#000000	##FFFFFF
##204DAB	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AE

Deuteranopia (green-blind)

#004DA9

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #204dab;
/* rgb */ color: rgb(32, 77, 171);
/* oklch */ color: oklch(44.8% 0.159 262.6);

Tailwind

colors: {
  custom: {
    50: '#737ec5',
    500: '#204dab',
    950: '#000000',
  },
}

SCSS

$custom: #204dab;
$custom-light: #737ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#204dab",
  "rgb": {
    "r": 32,
    "g": 77,
    "b": 171
  },
  "hsl": {
    "h": 220.576,
    "s": 68.473,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44773,
    "c": 0.15902,
    "h": 262.6
  },
  "luminance": 0.08555
}

Semantic roles & 50–950 ramp

primary

#204DAB

secondary

#C7A660

accent

#B33CEB

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090913

muted

#7B7B82

Preview Lab

Preview with #204DAB

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

Preview Lab → · Contrast checker → · Palette generator →