#4C59BE#4C59BE

#4C59BE is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.9% C 0.158 H 273.9°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#4C59BE
RGB	rgb(76, 89, 190)
HSL	hsl(233, 47%, 52%)
HSV	hsv(233, 60%, 75%)
CMYK	cmyk(60%, 53.2%, 0%, 25.5%)
CIE-LAB	lab(41.84, 25.86, -54.84)
CIE-LCH	lch(41.84, 60.64, 295.25°)
OKLab	oklab(50.86% 0.0107 -0.1572)
OKLCH	oklch(50.86% 0.158 273.9)
XYZ	xyz(15.8441, 12.3977, 50.2633)
Luminance	0.1240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C59BE #BEB14C

analogous

#4C92BE #4C59BE #784CBE

triadic

#4C59BE #BE4C59 #59BE4C

tetradic

#4C59BE #BE4C92 #BEB14C #4CBE78

square

#4C59BE #BE4C92 #BEB14C #4CBE78

split-complementary

#4C59BE #BE784C #92BE4C

monochromatic

#262E69 #374196 #4C59BE #7983CE #A6ACDF

Accessibility & contrast

On white

6.03

#4C59BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#4C59BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C59BE

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C59BE	#FFFFFF	#000000	##FFFFFF
##4C59BE	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B68C2

Deuteranopia (green-blind)

#005EBC

Tritanopia (blue-blind)

#007083

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4c59be;
/* rgb */ color: rgb(76, 89, 190);
/* oklch */ color: oklch(50.9% 0.158 273.9);

Tailwind

colors: {
  custom: {
    50: '#8887d2',
    500: '#4c59be',
    950: '#000000',
  },
}

SCSS

$custom: #4c59be;
$custom-light: #8887d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c59be",
  "rgb": {
    "r": 76,
    "g": 89,
    "b": 190
  },
  "hsl": {
    "h": 233.158,
    "s": 46.721,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50862,
    "c": 0.15754,
    "h": 273.9
  },
  "luminance": 0.12399
}

Semantic roles & 50–950 ramp

primary

#4C59BE

secondary

#CCC69A

accent

#C751D6

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4C59BE

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

Preview Lab → · Contrast checker → · Palette generator →