#204BB4#204BB4

#204BB4 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.1% C 0.174 H 263.9°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#204BB4
RGB	rgb(32, 75, 180)
HSL	hsl(223, 70%, 42%)
HSV	hsv(223, 82%, 71%)
CMYK	cmyk(82.2%, 58.3%, 0%, 29.4%)
CIE-LAB	lab(35.27, 25.21, -59.74)
CIE-LCH	lch(35.27, 64.84, 292.88°)
OKLab	oklab(45.11% -0.0186 -0.1727)
OKLCH	oklch(45.11% 0.174 263.9)
XYZ	xyz(11.3470, 8.6331, 44.2395)
Luminance	0.0863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#204BB4 #B48920

analogous

#2095B4 #204BB4 #3F20B4

triadic

#204BB4 #B4204B #4BB420

tetradic

#204BB4 #B42095 #B48920 #20B43F

square

#204BB4 #B42095 #B48920 #20B43F

split-complementary

#204BB4 #B43F20 #95B420

monochromatic

#0E204C #173580 #204BB4 #3666DB #6A8EE4

Accessibility & contrast

On white

7.70

#204BB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#204BB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #204BB4

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##204BB4	#FFFFFF	#000000	##FFFFFF
##204BB4	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB8

Deuteranopia (green-blind)

#004CB2

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #204bb4;
/* rgb */ color: rgb(32, 75, 180);
/* oklch */ color: oklch(45.1% 0.174 263.9);

Tailwind

colors: {
  custom: {
    50: '#767ccb',
    500: '#204bb4',
    950: '#000000',
  },
}

SCSS

$custom: #204bb4;
$custom-light: #767ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#204bb4",
  "rgb": {
    "r": 32,
    "g": 75,
    "b": 180
  },
  "hsl": {
    "h": 222.568,
    "s": 69.811,
    "l": 41.569
  },
  "oklch": {
    "l": 0.45113,
    "c": 0.17367,
    "h": 263.9
  },
  "luminance": 0.08635
}

Semantic roles & 50–950 ramp

primary

#204BB4

secondary

#CAAD66

accent

#B93BED

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #204BB4

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

Preview Lab → · Contrast checker → · Palette generator →