#5F73E4#5F73E4

#5F73E4 is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.7% C 0.171 H 272.6°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#5F73E4
RGB	rgb(95, 115, 228)
HSL	hsl(231, 71%, 63%)
HSV	hsv(231, 58%, 89%)
CMYK	cmyk(58.3%, 49.6%, 0%, 10.6%)
CIE-LAB	lab(52.17, 25.89, -59.87)
CIE-LCH	lch(52.17, 65.23, 293.38°)
OKLab	oklab(59.75% 0.0079 -0.1712)
OKLCH	oklch(59.75% 0.171 272.6)
XYZ	xyz(24.8490, 20.2939, 75.9914)
Luminance	0.2030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F73E4 #E4D05F

analogous

#5FB6E4 #5F73E4 #8D5FE4

triadic

#5F73E4 #E45F73 #73E45F

tetradic

#5F73E4 #E45FB6 #E4D05F #5FE48D

square

#5F73E4 #E45FB6 #E4D05F #5FE48D

split-complementary

#5F73E4 #E48D5F #B6E45F

monochromatic

#1D32AC #2B45DB #5F73E4 #93A1ED #C8CFF6

Accessibility & contrast

On white

4.15

#5F73E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#5F73E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F73E4

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F73E4	#FFFFFF	#000000	##000000
##5F73E4	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3882E8

Deuteranopia (green-blind)

#1E77E2

Tritanopia (blue-blind)

#008DA1

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5f73e4;
/* rgb */ color: rgb(95, 115, 228);
/* oklch */ color: oklch(59.7% 0.171 272.6);

Tailwind

colors: {
  custom: {
    50: '#979bed',
    500: '#5f73e4',
    950: '#000000',
  },
}

SCSS

$custom: #5f73e4;
$custom-light: #979bed;
$custom-dark: #000000;

JSON

{
  "hex": "#5f73e4",
  "rgb": {
    "r": 95,
    "g": 115,
    "b": 228
  },
  "hsl": {
    "h": 230.977,
    "s": 71.123,
    "l": 63.333
  },
  "oklch": {
    "l": 0.59746,
    "c": 0.17142,
    "h": 272.6
  },
  "luminance": 0.20296
}

Semantic roles & 50–950 ramp

primary

#5F73E4

secondary

#E7E0B8

accent

#B612D3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0E16

muted

#7E7E84

Preview Lab

Preview with #5F73E4

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

Preview Lab → · Contrast checker → · Palette generator →