#204EB4#204EB4

#204EB4 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.7% C 0.170 H 263.1°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#204EB4
RGB	rgb(32, 78, 180)
HSL	hsl(221, 70%, 42%)
HSV	hsv(221, 82%, 71%)
CMYK	cmyk(82.2%, 56.7%, 0%, 29.4%)
CIE-LAB	lab(36.08, 23.21, -58.42)
CIE-LCH	lch(36.08, 62.86, 291.67°)
OKLab	oklab(45.72% -0.0205 -0.1687)
OKLCH	oklch(45.72% 0.17 263.1)
XYZ	xyz(11.5553, 9.0497, 44.3089)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#204EB4 #B48620

analogous

#2098B4 #204EB4 #3C20B4

triadic

#204EB4 #B4204E #4EB420

tetradic

#204EB4 #B42098 #B48620 #20B43C

square

#204EB4 #B42098 #B48620 #20B43C

split-complementary

#204EB4 #B43C20 #98B420

monochromatic

#0E214C #173780 #204EB4 #3669DB #6A90E4

Accessibility & contrast

On white

7.47

#204EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#204EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #204EB4

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##204EB4	#FFFFFF	#000000	##FFFFFF
##204EB4	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB8

Deuteranopia (green-blind)

#004EB2

Tritanopia (blue-blind)

#006879

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #204eb4;
/* rgb */ color: rgb(32, 78, 180);
/* oklch */ color: oklch(45.7% 0.170 263.1);

Tailwind

colors: {
  custom: {
    50: '#757ecb',
    500: '#204eb4',
    950: '#000000',
  },
}

SCSS

$custom: #204eb4;
$custom-light: #757ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#204eb4",
  "rgb": {
    "r": 32,
    "g": 78,
    "b": 180
  },
  "hsl": {
    "h": 221.351,
    "s": 69.811,
    "l": 41.569
  },
  "oklch": {
    "l": 0.45724,
    "c": 0.16997,
    "h": 263.1
  },
  "luminance": 0.09051
}

Semantic roles & 50–950 ramp

primary

#204EB4

secondary

#CAAB66

accent

#B53BED

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #204EB4

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

Preview Lab → · Contrast checker → · Palette generator →