#4B59CA#4B59CA

#4B59CA is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.7% C 0.174 H 273.3°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#4B59CA
RGB	rgb(75, 89, 202)
HSL	hsl(233, 55%, 54%)
HSV	hsv(233, 63%, 79%)
CMYK	cmyk(62.9%, 55.9%, 0%, 20.8%)
CIE-LAB	lab(42.62, 29.77, -60.55)
CIE-LCH	lch(42.62, 67.48, 296.18°)
OKLab	oklab(51.69% 0.0102 -0.174)
OKLCH	oklch(51.69% 0.174 273.3)
XYZ	xyz(17.1312, 12.9034, 57.4535)
Luminance	0.1290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B59CA #CABC4B

analogous

#4B99CA #4B59CA #7D4BCA

triadic

#4B59CA #CA4B59 #59CA4B

tetradic

#4B59CA #CA4B99 #CABC4B #4BCA7D

square

#4B59CA #CA4B99 #CABC4B #4BCA7D

split-complementary

#4B59CA #CA7D4B #99CA4B

monochromatic

#232C77 #313EA7 #4B59CA #7A85D8 #AAB0E6

Accessibility & contrast

On white

5.86

#4B59CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#4B59CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B59CA

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B59CA	#FFFFFF	#000000	##FFFFFF
##4B59CA	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACE

Deuteranopia (green-blind)

#005FC8

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4b59ca;
/* rgb */ color: rgb(75, 89, 202);
/* oklch */ color: oklch(51.7% 0.174 273.3);

Tailwind

colors: {
  custom: {
    50: '#8a87db',
    500: '#4b59ca',
    950: '#000000',
  },
}

SCSS

$custom: #4b59ca;
$custom-light: #8a87db;
$custom-dark: #000000;

JSON

{
  "hex": "#4b59ca",
  "rgb": {
    "r": 75,
    "g": 89,
    "b": 202
  },
  "hsl": {
    "h": 233.386,
    "s": 54.506,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51694,
    "c": 0.17429,
    "h": 273.3
  },
  "luminance": 0.12905
}

Semantic roles & 50–950 ramp

primary

#4B59CA

secondary

#D3CD9D

accent

#CE4ADE

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4B59CA

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

Preview Lab → · Contrast checker → · Palette generator →