#4B59C8#4B59C8

#4B59C8 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.5% C 0.172 H 273.4°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#4B59C8
RGB	rgb(75, 89, 200)
HSL	hsl(233, 53%, 54%)
HSV	hsv(233, 63%, 78%)
CMYK	cmyk(62.5%, 55.5%, 0%, 21.6%)
CIE-LAB	lab(42.47, 29.09, -59.63)
CIE-LCH	lch(42.47, 66.35, 296.01°)
OKLab	oklab(51.54% 0.0101 -0.1713)
OKLCH	oklch(51.54% 0.172 273.4)
XYZ	xyz(16.8959, 12.8093, 56.2145)
Luminance	0.1281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B59C8 #C8BA4B

analogous

#4B98C8 #4B59C8 #7C4BC8

triadic

#4B59C8 #C84B59 #59C84B

tetradic

#4B59C8 #C84B98 #C8BA4B #4BC87C

square

#4B59C8 #C84B98 #C8BA4B #4BC87C

split-complementary

#4B59C8 #C87C4B #98C84B

monochromatic

#242D75 #323FA4 #4B59C8 #7A84D6 #A9AFE5

Accessibility & contrast

On white

5.90

#4B59C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#4B59C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B59C8

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B59C8	#FFFFFF	#000000	##FFFFFF
##4B59C8	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACC

Deuteranopia (green-blind)

#005FC6

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4b59c8;
/* rgb */ color: rgb(75, 89, 200);
/* oklch */ color: oklch(51.5% 0.172 273.4);

Tailwind

colors: {
  custom: {
    50: '#8a87d9',
    500: '#4b59c8',
    950: '#000000',
  },
}

SCSS

$custom: #4b59c8;
$custom-light: #8a87d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b59c8",
  "rgb": {
    "r": 75,
    "g": 89,
    "b": 200
  },
  "hsl": {
    "h": 233.28,
    "s": 53.191,
    "l": 53.922
  },
  "oklch": {
    "l": 0.51542,
    "c": 0.17157,
    "h": 273.4
  },
  "luminance": 0.12811
}

Semantic roles & 50–950 ramp

primary

#4B59C8

secondary

#D2CC9D

accent

#CC4BDD

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B59C8

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

Preview Lab → · Contrast checker → · Palette generator →