#4B59D9#4B59D9

#4B59D9 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.9% C 0.194 H 273.0°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#4B59D9
RGB	rgb(75, 89, 217)
HSL	hsl(234, 65%, 57%)
HSV	hsv(234, 65%, 85%)
CMYK	cmyk(65.4%, 59%, 0%, 14.9%)
CIE-LAB	lab(43.72, 34.89, -67.36)
CIE-LCH	lch(43.72, 75.86, 297.38°)
OKLab	oklab(52.87% 0.0103 -0.194)
OKLCH	oklch(52.87% 0.194 273)
XYZ	xyz(18.9942, 13.6487, 67.2657)
Luminance	0.1365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B59D9 #D9CB4B

analogous

#4BA0D9 #4B59D9 #844BD9

triadic

#4B59D9 #D94B59 #59D94B

tetradic

#4B59D9 #D94BA0 #D9CB4B #4BD984

square

#4B59D9 #D94BA0 #D9CB4B #4BD984

split-complementary

#4B59D9 #D9844B #A0D94B

monochromatic

#1E288C #2837BF #4B59D9 #7E88E4 #B0B6EE

Accessibility & contrast

On white

5.63

#4B59D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#4B59D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B59D9

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B59D9	#FFFFFF	#000000	##FFFFFF
##4B59D9	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)

#006EDD

Deuteranopia (green-blind)

#0061D6

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4b59d9;
/* rgb */ color: rgb(75, 89, 217);
/* oklch */ color: oklch(52.9% 0.194 273.0);

Tailwind

colors: {
  custom: {
    50: '#8d87e6',
    500: '#4b59d9',
    950: '#000000',
  },
}

SCSS

$custom: #4b59d9;
$custom-light: #8d87e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b59d9",
  "rgb": {
    "r": 75,
    "g": 89,
    "b": 217
  },
  "hsl": {
    "h": 234.085,
    "s": 65.138,
    "l": 57.255
  },
  "oklch": {
    "l": 0.52866,
    "c": 0.19429,
    "h": 273
  },
  "luminance": 0.1365
}

Semantic roles & 50–950 ramp

primary

#4B59D9

secondary

#DDD7A3

accent

#D840E8

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4B59D9

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

Preview Lab → · Contrast checker → · Palette generator →