#204CB3#204CB3

#204CB3 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.2% C 0.171 H 263.5°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#204CB3
RGB	rgb(32, 76, 179)
HSL	hsl(222, 70%, 41%)
HSV	hsv(222, 82%, 70%)
CMYK	cmyk(82.1%, 57.5%, 0%, 29.8%)
CIE-LAB	lab(35.46, 24.16, -58.84)
CIE-LCH	lch(35.46, 63.60, 292.32°)
OKLab	oklab(45.23% -0.0193 -0.17)
OKLCH	oklch(45.23% 0.171 263.5)
XYZ	xyz(11.3139, 8.7293, 43.7277)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#204CB3 #B38720

analogous

#2096B3 #204CB3 #3E20B3

triadic

#204CB3 #B3204C #4CB320

tetradic

#204CB3 #B32096 #B38720 #20B33E

square

#204CB3 #B32096 #B38720 #20B33E

split-complementary

#204CB3 #B33E20 #96B320

monochromatic

#0D204B #17367F #204CB3 #3567DB #698EE4

Accessibility & contrast

On white

7.65

#204CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#204CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #204CB3

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##204CB3	#FFFFFF	#000000	##FFFFFF
##204CB3	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB7

Deuteranopia (green-blind)

#004DB1

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #204cb3;
/* rgb */ color: rgb(32, 76, 179);
/* oklch */ color: oklch(45.2% 0.171 263.5);

Tailwind

colors: {
  custom: {
    50: '#757dcb',
    500: '#204cb3',
    950: '#000000',
  },
}

SCSS

$custom: #204cb3;
$custom-light: #757dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#204cb3",
  "rgb": {
    "r": 32,
    "g": 76,
    "b": 179
  },
  "hsl": {
    "h": 222.041,
    "s": 69.668,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4523,
    "c": 0.1711,
    "h": 263.5
  },
  "luminance": 0.08731
}

Semantic roles & 50–950 ramp

primary

#204CB3

secondary

#CAAC65

accent

#B73BEC

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #204CB3

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

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