#4F63AE#4F63AE

#4F63AE is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.0% C 0.121 H 270.5°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#4F63AE
RGB	rgb(79, 99, 174)
HSL	hsl(227, 38%, 50%)
HSV	hsv(227, 55%, 68%)
CMYK	cmyk(54.6%, 43.1%, 0%, 31.8%)
CIE-LAB	lab(43.71, 14.75, -42.47)
CIE-LCH	lch(43.71, 44.96, 289.15°)
OKLab	oklab(52.01% 0.0011 -0.1206)
OKLCH	oklch(52.01% 0.121 270.5)
XYZ	xyz(15.3238, 13.6409, 41.8616)
Luminance	0.1364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F63AE #AE9A4F

analogous

#4F93AE #4F63AE #6A4FAE

triadic

#4F63AE #AE4F63 #63AE4F

tetradic

#4F63AE #AE4F93 #AE9A4F #4FAE6A

square

#4F63AE #AE4F93 #AE9A4F #4FAE6A

split-complementary

#4F63AE #AE6A4F #93AE4F

monochromatic

#29335A #3C4B84 #4F63AE #7888C2 #A2ADD5

Accessibility & contrast

On white

5.63

#4F63AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#4F63AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F63AE

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F63AE	#FFFFFF	#000000	##FFFFFF
##4F63AE	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#436CB1

Deuteranopia (green-blind)

#3863AC

Tritanopia (blue-blind)

#1E7380

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4f63ae;
/* rgb */ color: rgb(79, 99, 174);
/* oklch */ color: oklch(52.0% 0.121 270.5);

Tailwind

colors: {
  custom: {
    50: '#878fc6',
    500: '#4f63ae',
    950: '#000000',
  },
}

SCSS

$custom: #4f63ae;
$custom-light: #878fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f63ae",
  "rgb": {
    "r": 79,
    "g": 99,
    "b": 174
  },
  "hsl": {
    "h": 227.368,
    "s": 37.549,
    "l": 49.608
  },
  "oklch": {
    "l": 0.52012,
    "c": 0.12065,
    "h": 270.5
  },
  "luminance": 0.13642
}

Semantic roles & 50–950 ramp

primary

#4F63AE

secondary

#C2B997

accent

#B55ACE

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4F63AE

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

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