#4C59CC#4C59CC

#4C59CC is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.9% C 0.177 H 273.7°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#4C59CC
RGB	rgb(76, 89, 204)
HSL	hsl(234, 56%, 55%)
HSV	hsv(234, 63%, 80%)
CMYK	cmyk(62.7%, 56.4%, 0%, 20%)
CIE-LAB	lab(42.82, 30.62, -61.37)
CIE-LCH	lch(42.82, 68.58, 296.52°)
OKLab	oklab(51.91% 0.0113 -0.1764)
OKLCH	oklch(51.91% 0.177 273.7)
XYZ	xyz(17.4483, 13.0394, 58.7124)
Luminance	0.1304 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C59CC #CCBF4C

analogous

#4C99CC #4C59CC #7F4CCC

triadic

#4C59CC #CC4C59 #59CC4C

tetradic

#4C59CC #CC4C99 #CCBF4C #4CCC7F

square

#4C59CC #CC4C99 #CCBF4C #4CCC7F

split-complementary

#4C59CC #CC7F4C #99CC4C

monochromatic

#232C7B #313DAA #4C59CC #7C85DA #ABB1E7

Accessibility & contrast

On white

5.82

#4C59CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#4C59CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C59CC

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C59CC	#FFFFFF	#000000	##FFFFFF
##4C59CC	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)

#006BD0

Deuteranopia (green-blind)

#0060CA

Tritanopia (blue-blind)

#00758A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4c59cc;
/* rgb */ color: rgb(76, 89, 204);
/* oklch */ color: oklch(51.9% 0.177 273.7);

Tailwind

colors: {
  custom: {
    50: '#8b87dc',
    500: '#4c59cc',
    950: '#000000',
  },
}

SCSS

$custom: #4c59cc;
$custom-light: #8b87dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c59cc",
  "rgb": {
    "r": 76,
    "g": 89,
    "b": 204
  },
  "hsl": {
    "h": 233.906,
    "s": 55.652,
    "l": 54.902
  },
  "oklch": {
    "l": 0.51908,
    "c": 0.17673,
    "h": 273.7
  },
  "luminance": 0.13041
}

Semantic roles & 50–950 ramp

primary

#4C59CC

secondary

#D5CF9F

accent

#D049DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4C59CC

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

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