#4F63CD#4F63CD

#4F63CD is a mid, vivid blue. Relative luminance 0.150; OKLCH L 54.1% C 0.165 H 271.8°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#4F63CD
RGB	rgb(79, 99, 205)
HSL	hsl(230, 56%, 56%)
HSV	hsv(230, 61%, 80%)
CMYK	cmyk(61.5%, 51.7%, 0%, 19.6%)
CIE-LAB	lab(45.62, 25.20, -57.41)
CIE-LCH	lch(45.62, 62.69, 293.70°)
OKLab	oklab(54.08% 0.0051 -0.1645)
OKLCH	oklch(54.08% 0.165 271.8)
XYZ	xyz(18.7021, 14.9922, 59.6540)
Luminance	0.1499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F63CD #CDB94F

analogous

#4FA2CD #4F63CD #7A4FCD

triadic

#4F63CD #CD4F63 #63CD4F

tetradic

#4F63CD #CD4FA2 #CDB94F #4FCD7A

square

#4F63CD #CD4FA2 #CDB94F #4FCD7A

split-complementary

#4F63CD #CD7A4F #A2CD4F

monochromatic

#24327E #3145AE #4F63CD #7F8DDB #AEB7E8

Accessibility & contrast

On white

5.25

#4F63CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#4F63CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F63CD

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F63CD	#FFFFFF	#000000	##FFFFFF
##4F63CD	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2572D1

Deuteranopia (green-blind)

#0067CB

Tritanopia (blue-blind)

#007C8E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4f63cd;
/* rgb */ color: rgb(79, 99, 205);
/* oklch */ color: oklch(54.1% 0.165 271.8);

Tailwind

colors: {
  custom: {
    50: '#8c8fdd',
    500: '#4f63cd',
    950: '#000000',
  },
}

SCSS

$custom: #4f63cd;
$custom-light: #8c8fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4f63cd",
  "rgb": {
    "r": 79,
    "g": 99,
    "b": 205
  },
  "hsl": {
    "h": 230.476,
    "s": 55.752,
    "l": 55.686
  },
  "oklch": {
    "l": 0.54079,
    "c": 0.16461,
    "h": 271.8
  },
  "luminance": 0.14994
}

Semantic roles & 50–950 ramp

primary

#4F63CD

secondary

#D6CEA2

accent

#C749DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4F63CD

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

Preview Lab → · Contrast checker → · Palette generator →