#4B59D8#4B59D8

#4B59D8 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.8% C 0.193 H 273.1°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#4B59D8
RGB	rgb(75, 89, 216)
HSL	hsl(234, 64%, 57%)
HSV	hsv(234, 65%, 85%)
CMYK	cmyk(65.3%, 58.8%, 0%, 15.3%)
CIE-LAB	lab(43.65, 34.55, -66.91)
CIE-LCH	lch(43.65, 75.31, 297.31°)
OKLab	oklab(52.79% 0.0103 -0.1927)
OKLCH	oklch(52.79% 0.193 273.1)
XYZ	xyz(18.8646, 13.5968, 66.5827)
Luminance	0.1360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B59D8 #D8CA4B

analogous

#4B9FD8 #4B59D8 #844BD8

triadic

#4B59D8 #D84B59 #59D84B

tetradic

#4B59D8 #D84B9F #D8CA4B #4BD884

square

#4B59D8 #D84B9F #D8CA4B #4BD884

split-complementary

#4B59D8 #D8844B #9FD84B

monochromatic

#1E298B #2938BD #4B59D8 #7D87E3 #B0B6EE

Accessibility & contrast

On white

5.65

#4B59D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#4B59D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B59D8

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B59D8	#FFFFFF	#000000	##FFFFFF
##4B59D8	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDC

Deuteranopia (green-blind)

#0061D5

Tritanopia (blue-blind)

#007890

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4b59d8;
/* rgb */ color: rgb(75, 89, 216);
/* oklch */ color: oklch(52.8% 0.193 273.1);

Tailwind

colors: {
  custom: {
    50: '#8d87e5',
    500: '#4b59d8',
    950: '#000000',
  },
}

SCSS

$custom: #4b59d8;
$custom-light: #8d87e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b59d8",
  "rgb": {
    "r": 75,
    "g": 89,
    "b": 216
  },
  "hsl": {
    "h": 234.043,
    "s": 64.384,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52786,
    "c": 0.19299,
    "h": 273.1
  },
  "luminance": 0.13598
}

Semantic roles & 50–950 ramp

primary

#4B59D8

secondary

#DCD6A3

accent

#D740E7

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4B59D8

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

Preview Lab → · Contrast checker → · Palette generator →