#4A59CB#4A59CB

#4A59CB is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.7% C 0.176 H 273.0°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#4A59CB
RGB	rgb(74, 89, 203)
HSL	hsl(233, 55%, 54%)
HSV	hsv(233, 64%, 80%)
CMYK	cmyk(63.5%, 56.2%, 0%, 20.4%)
CIE-LAB	lab(42.63, 29.95, -61.11)
CIE-LCH	lch(42.63, 68.06, 296.11°)
OKLab	oklab(51.71% 0.0091 -0.1757)
OKLCH	oklch(51.71% 0.176 273)
XYZ	xyz(17.1723, 12.9109, 58.0754)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A59CB #CBBC4A

analogous

#4A9ACB #4A59CB #7C4ACB

triadic

#4A59CB #CB4A59 #59CB4A

tetradic

#4A59CB #CB4A9A #CBBC4A #4ACB7C

square

#4A59CB #CB4A9A #CBBC4A #4ACB7C

split-complementary

#4A59CB #CB7C4A #9ACB4A

monochromatic

#232C78 #303EA8 #4A59CB #7A85D9 #A9B0E6

Accessibility & contrast

On white

5.86

#4A59CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#4A59CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A59CB

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A59CB	#FFFFFF	#000000	##FFFFFF
##4A59CB	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)

#006BCF

Deuteranopia (green-blind)

#005FC9

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4a59cb;
/* rgb */ color: rgb(74, 89, 203);
/* oklch */ color: oklch(51.7% 0.176 273.0);

Tailwind

colors: {
  custom: {
    50: '#8a87dc',
    500: '#4a59cb',
    950: '#000000',
  },
}

SCSS

$custom: #4a59cb;
$custom-light: #8a87dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4a59cb",
  "rgb": {
    "r": 74,
    "g": 89,
    "b": 203
  },
  "hsl": {
    "h": 233.023,
    "s": 55.365,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51709,
    "c": 0.17591,
    "h": 273
  },
  "luminance": 0.12912
}

Semantic roles & 50–950 ramp

primary

#4A59CB

secondary

#D4CD9D

accent

#CD49DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4A59CB

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

Preview Lab → · Contrast checker → · Palette generator →