#4B59CD#4B59CD

#4B59CD is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.9% C 0.178 H 273.3°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#4B59CD
RGB	rgb(75, 89, 205)
HSL	hsl(234, 57%, 55%)
HSV	hsv(234, 63%, 80%)
CMYK	cmyk(63.4%, 56.6%, 0%, 19.6%)
CIE-LAB	lab(42.83, 30.80, -61.93)
CIE-LCH	lch(42.83, 69.17, 296.44°)
OKLab	oklab(51.92% 0.0102 -0.1781)
OKLCH	oklch(51.92% 0.178 273.3)
XYZ	xyz(17.4898, 13.0469, 59.3424)
Luminance	0.1305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B59CD #CDBF4B

analogous

#4B9ACD #4B59CD #7E4BCD

triadic

#4B59CD #CD4B59 #59CD4B

tetradic

#4B59CD #CD4B9A #CDBF4B #4BCD7E

square

#4B59CD #CD4B9A #CDBF4B #4BCD7E

split-complementary

#4B59CD #CD7E4B #9ACD4B

monochromatic

#222C7B #303DAB #4B59CD #7B85DA #ABB1E8

Accessibility & contrast

On white

5.82

#4B59CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#4B59CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B59CD

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B59CD	#FFFFFF	#000000	##FFFFFF
##4B59CD	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD1

Deuteranopia (green-blind)

#0060CB

Tritanopia (blue-blind)

#00758A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4b59cd;
/* rgb */ color: rgb(75, 89, 205);
/* oklch */ color: oklch(51.9% 0.178 273.3);

Tailwind

colors: {
  custom: {
    50: '#8b87dd',
    500: '#4b59cd',
    950: '#000000',
  },
}

SCSS

$custom: #4b59cd;
$custom-light: #8b87dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4b59cd",
  "rgb": {
    "r": 75,
    "g": 89,
    "b": 205
  },
  "hsl": {
    "h": 233.538,
    "s": 56.522,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51923,
    "c": 0.17834,
    "h": 273.3
  },
  "luminance": 0.13048
}

Semantic roles & 50–950 ramp

primary

#4B59CD

secondary

#D5CF9F

accent

#CF48E0

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B59CD

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

Preview Lab → · Contrast checker → · Palette generator →