#4F63D5#4F63D5

#4F63D5 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.7% C 0.176 H 271.8°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#4F63D5
RGB	rgb(79, 99, 213)
HSL	hsl(231, 61%, 57%)
HSV	hsv(231, 63%, 84%)
CMYK	cmyk(62.9%, 53.5%, 0%, 16.5%)
CIE-LAB	lab(46.16, 27.93, -61.12)
CIE-LCH	lch(46.16, 67.19, 294.56°)
OKLab	oklab(54.66% 0.0056 -0.1754)
OKLCH	oklch(54.66% 0.176 271.8)
XYZ	xyz(19.6925, 15.3884, 64.8704)
Luminance	0.1539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F63D5 #D5C14F

analogous

#4FA6D5 #4F63D5 #7E4FD5

triadic

#4F63D5 #D54F63 #63D54F

tetradic

#4F63D5 #D54FA6 #D5C14F #4FD57E

square

#4F63D5 #D54FA6 #D5C14F #4FD57E

split-complementary

#4F63D5 #D57E4F #A6D54F

monochromatic

#213089 #2C42BA #4F63D5 #808FE1 #B2BBED

Accessibility & contrast

On white

5.15

#4F63D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#4F63D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F63D5

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F63D5	#FFFFFF	#000000	##FFFFFF
##4F63D5	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1474D9

Deuteranopia (green-blind)

#0068D3

Tritanopia (blue-blind)

#007E92

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4f63d5;
/* rgb */ color: rgb(79, 99, 213);
/* oklch */ color: oklch(54.7% 0.176 271.8);

Tailwind

colors: {
  custom: {
    50: '#8d8fe3',
    500: '#4f63d5',
    950: '#000000',
  },
}

SCSS

$custom: #4f63d5;
$custom-light: #8d8fe3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f63d5",
  "rgb": {
    "r": 79,
    "g": 99,
    "b": 213
  },
  "hsl": {
    "h": 231.045,
    "s": 61.468,
    "l": 57.255
  },
  "oklch": {
    "l": 0.54656,
    "c": 0.17553,
    "h": 271.8
  },
  "luminance": 0.1539
}

Semantic roles & 50–950 ramp

primary

#4F63D5

secondary

#DBD3A5

accent

#CC43E5

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C15

muted

#7E7D84

Preview Lab

Preview with #4F63D5

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

Preview Lab → · Contrast checker → · Palette generator →