#4F63E8#4F63E8

#4F63E8 is a mid, highly saturated blue. Relative luminance 0.164; OKLCH L 56.1% C 0.201 H 271.8°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#4F63E8
RGB	rgb(79, 99, 232)
HSL	hsl(232, 77%, 61%)
HSV	hsv(232, 66%, 91%)
CMYK	cmyk(65.9%, 57.3%, 0%, 9%)
CIE-LAB	lab(47.51, 34.40, -69.70)
CIE-LCH	lch(47.51, 77.73, 296.27°)
OKLab	oklab(56.09% 0.0063 -0.2007)
OKLCH	oklch(56.09% 0.201 271.8)
XYZ	xyz(22.2469, 16.4101, 78.3234)
Luminance	0.1641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F63E8 #E8D44F

analogous

#4FAFE8 #4F63E8 #874FE8

triadic

#4F63E8 #E84F63 #63E84F

tetradic

#4F63E8 #E84FAF #E8D44F #4FE887

square

#4F63E8 #E84FAF #E8D44F #4FE887

split-complementary

#4F63E8 #E8874F #AFE84F

monochromatic

#1629A7 #1D36DD #4F63E8 #8593EF #BBC3F6

Accessibility & contrast

On white

4.90

#4F63E8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#4F63E8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F63E8

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F63E8	#FFFFFF	#000000	##FFFFFF
##4F63E8	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078EC

Deuteranopia (green-blind)

#006AE5

Tritanopia (blue-blind)

#00849C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4f63e8;
/* rgb */ color: rgb(79, 99, 232);
/* oklch */ color: oklch(56.1% 0.201 271.8);

Tailwind

colors: {
  custom: {
    50: '#918ff0',
    500: '#4f63e8',
    950: '#000000',
  },
}

SCSS

$custom: #4f63e8;
$custom-light: #918ff0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f63e8",
  "rgb": {
    "r": 79,
    "g": 99,
    "b": 232
  },
  "hsl": {
    "h": 232.157,
    "s": 76.884,
    "l": 60.98
  },
  "oklch": {
    "l": 0.56088,
    "c": 0.20081,
    "h": 271.8
  },
  "luminance": 0.16412
}

Semantic roles & 50–950 ramp

primary

#4F63E8

secondary

#E6DFAD

accent

#BE0CD9

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C17

muted

#7E7D85

Preview Lab

Preview with #4F63E8

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

Preview Lab → · Contrast checker → · Palette generator →