#4F63DF#4F63DF

#4F63DF is a mid, vivid blue. Relative luminance 0.159; OKLCH L 55.4% C 0.189 H 271.9°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#4F63DF
RGB	rgb(79, 99, 223)
HSL	hsl(232, 69%, 59%)
HSV	hsv(232, 65%, 87%)
CMYK	cmyk(64.6%, 55.6%, 0%, 12.5%)
CIE-LAB	lab(46.86, 31.33, -65.67)
CIE-LCH	lch(46.86, 72.77, 295.51°)
OKLab	oklab(55.4% 0.0061 -0.1888)
OKLCH	oklch(55.4% 0.189 271.9)
XYZ	xyz(21.0011, 15.9118, 71.7623)
Luminance	0.1591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F63DF #DFCB4F

analogous

#4FABDF #4F63DF #834FDF

triadic

#4F63DF #DF4F63 #63DF4F

tetradic

#4F63DF #DF4FAB #DFCB4F #4FDF83

square

#4F63DF #DF4FAB #DFCB4F #4FDF83

split-complementary

#4F63DF #DF834F #ABDF4F

monochromatic

#1C2D98 #253CCC #4F63DF #8391E8 #B7BFF2

Accessibility & contrast

On white

5.02

#4F63DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#4F63DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F63DF

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F63DF	#FFFFFF	#000000	##FFFFFF
##4F63DF	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076E3

Deuteranopia (green-blind)

#0069DD

Tritanopia (blue-blind)

#008197

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4f63df;
/* rgb */ color: rgb(79, 99, 223);
/* oklch */ color: oklch(55.4% 0.189 271.9);

Tailwind

colors: {
  custom: {
    50: '#8f8fea',
    500: '#4f63df',
    950: '#000000',
  },
}

SCSS

$custom: #4f63df;
$custom-light: #8f8fea;
$custom-dark: #000000;

JSON

{
  "hex": "#4f63df",
  "rgb": {
    "r": 79,
    "g": 99,
    "b": 223
  },
  "hsl": {
    "h": 231.667,
    "s": 69.231,
    "l": 59.216
  },
  "oklch": {
    "l": 0.55399,
    "c": 0.18895,
    "h": 271.9
  },
  "luminance": 0.15914
}

Semantic roles & 50–950 ramp

primary

#4F63DF

secondary

#E1D9A9

accent

#D43CEC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4F63DF

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

Preview Lab → · Contrast checker → · Palette generator →