#4B59BC#4B59BC

#4B59BC is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.7% C 0.155 H 273.5°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#4B59BC
RGB	rgb(75, 89, 188)
HSL	hsl(233, 46%, 52%)
HSV	hsv(233, 60%, 74%)
CMYK	cmyk(60.1%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(41.64, 24.99, -54.00)
CIE-LCH	lch(41.64, 59.51, 294.84°)
OKLab	oklab(50.65% 0.0095 -0.1547)
OKLCH	oklch(50.65% 0.155 273.5)
XYZ	xyz(15.5481, 12.2702, 49.1163)
Luminance	0.1227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B59BC #BCAE4B

analogous

#4B92BC #4B59BC #764BBC

triadic

#4B59BC #BC4B59 #59BC4B

tetradic

#4B59BC #BC4B92 #BCAE4B #4BBC76

square

#4B59BC #BC4B92 #BCAE4B #4BBC76

split-complementary

#4B59BC #BC764B #92BC4B

monochromatic

#262E66 #374293 #4B59BC #7882CD #A4ABDD

Accessibility & contrast

On white

6.08

#4B59BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#4B59BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B59BC

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B59BC	#FFFFFF	#000000	##FFFFFF
##4B59BC	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E67BF

Deuteranopia (green-blind)

#005EBA

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4b59bc;
/* rgb */ color: rgb(75, 89, 188);
/* oklch */ color: oklch(50.7% 0.155 273.5);

Tailwind

colors: {
  custom: {
    50: '#8887d1',
    500: '#4b59bc',
    950: '#000000',
  },
}

SCSS

$custom: #4b59bc;
$custom-light: #8887d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b59bc",
  "rgb": {
    "r": 75,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 232.566,
    "s": 45.749,
    "l": 51.569
  },
  "oklch": {
    "l": 0.50653,
    "c": 0.15502,
    "h": 273.5
  },
  "luminance": 0.12271
}

Semantic roles & 50–950 ramp

primary

#4B59BC

secondary

#CAC499

accent

#C552D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4B59BC

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

Preview Lab → · Contrast checker → · Palette generator →