#4D63C8#4D63C8

#4D63C8 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.6% C 0.158 H 270.9°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#4D63C8
RGB	rgb(77, 99, 200)
HSL	hsl(229, 53%, 54%)
HSV	hsv(229, 62%, 78%)
CMYK	cmyk(61.5%, 50.5%, 0%, 21.6%)
CIE-LAB	lab(45.18, 23.13, -55.25)
CIE-LCH	lch(45.18, 59.90, 292.72°)
OKLab	oklab(53.61% 0.0026 -0.1582)
OKLCH	oklch(53.61% 0.158 270.9)
XYZ	xyz(17.9442, 14.6701, 56.5184)
Luminance	0.1467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D63C8 #C8B24D

analogous

#4DA1C8 #4D63C8 #754DC8

triadic

#4D63C8 #C84D63 #63C84D

tetradic

#4D63C8 #C84DA1 #C8B24D #4DC875

square

#4D63C8 #C84DA1 #C8B24D #4DC875

split-complementary

#4D63C8 #C8754D #A1C84D

monochromatic

#243376 #3347A5 #4D63C8 #7C8CD6 #ABB5E5

Accessibility & contrast

On white

5.34

#4D63C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#4D63C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D63C8

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D63C8	#FFFFFF	#000000	##FFFFFF
##4D63C8	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B71CC

Deuteranopia (green-blind)

#0A66C6

Tritanopia (blue-blind)

#007A8C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4d63c8;
/* rgb */ color: rgb(77, 99, 200);
/* oklch */ color: oklch(53.6% 0.158 270.9);

Tailwind

colors: {
  custom: {
    50: '#8a8fd9',
    500: '#4d63c8',
    950: '#000000',
  },
}

SCSS

$custom: #4d63c8;
$custom-light: #8a8fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d63c8",
  "rgb": {
    "r": 77,
    "g": 99,
    "b": 200
  },
  "hsl": {
    "h": 229.268,
    "s": 52.79,
    "l": 54.314
  },
  "oklch": {
    "l": 0.53608,
    "c": 0.15826,
    "h": 270.9
  },
  "luminance": 0.14672
}

Semantic roles & 50–950 ramp

primary

#4D63C8

secondary

#D2C99E

accent

#C24CDC

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4D63C8

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

Preview Lab → · Contrast checker → · Palette generator →