#4F63E6#4F63E6

#4F63E6 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.9% C 0.198 H 271.8°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#4F63E6
RGB	rgb(79, 99, 230)
HSL	hsl(232, 75%, 61%)
HSV	hsv(232, 66%, 90%)
CMYK	cmyk(65.7%, 57%, 0%, 9.8%)
CIE-LAB	lab(47.36, 33.72, -68.81)
CIE-LCH	lch(47.36, 76.63, 296.10°)
OKLab	oklab(55.93% 0.0063 -0.1981)
OKLCH	oklch(55.93% 0.198 271.8)
XYZ	xyz(21.9644, 16.2971, 76.8357)
Luminance	0.1630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F63E6 #E6D24F

analogous

#4FAEE6 #4F63E6 #864FE6

triadic

#4F63E6 #E64F63 #63E64F

tetradic

#4F63E6 #E64FAE #E6D24F #4FE686

square

#4F63E6 #E64FAE #E6D24F #4FE686

split-complementary

#4F63E6 #E6864F #AEE64F

monochromatic

#172AA3 #1F37D9 #4F63E6 #8592EE #BAC2F5

Accessibility & contrast

On white

4.93

#4F63E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#4F63E6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F63E6

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F63E6	#FFFFFF	#000000	##FFFFFF
##4F63E6	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077EA

Deuteranopia (green-blind)

#006AE3

Tritanopia (blue-blind)

#00839B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4f63e6;
/* rgb */ color: rgb(79, 99, 230);
/* oklch */ color: oklch(55.9% 0.198 271.8);

Tailwind

colors: {
  custom: {
    50: '#908fef',
    500: '#4f63e6',
    950: '#000000',
  },
}

SCSS

$custom: #4f63e6;
$custom-light: #908fef;
$custom-dark: #000000;

JSON

{
  "hex": "#4f63e6",
  "rgb": {
    "r": 79,
    "g": 99,
    "b": 230
  },
  "hsl": {
    "h": 232.053,
    "s": 75.124,
    "l": 60.588
  },
  "oklch": {
    "l": 0.55933,
    "c": 0.19819,
    "h": 271.8
  },
  "luminance": 0.16299
}

Semantic roles & 50–950 ramp

primary

#4F63E6

secondary

#E5DEAC

accent

#BD0ED7

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C17

muted

#7E7D85

Preview Lab

Preview with #4F63E6

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

Preview Lab → · Contrast checker → · Palette generator →