#4B43EA#4B43EA

#4B43EA is a mid, highly saturated blue. Relative luminance 0.115; OKLCH L 50.8% C 0.240 H 275.7°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#4B43EA
RGB	rgb(75, 67, 234)
HSL	hsl(243, 80%, 59%)
HSV	hsv(243, 71%, 92%)
CMYK	cmyk(67.9%, 71.4%, 0%, 8.2%)
CIE-LAB	lab(40.33, 53.39, -82.60)
CIE-LCH	lch(40.33, 98.35, 302.88°)
OKLab	oklab(50.84% 0.024 -0.2387)
OKLCH	oklch(50.84% 0.24 275.7)
XYZ	xyz(19.7552, 11.4489, 78.9947)
Luminance	0.1145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B43EA #E2EA43

analogous

#438FEA #4B43EA #9F43EA

triadic

#4B43EA #EA4B43 #43EA4B

tetradic

#4B43EA #EA438F #E2EA43 #43EA9F

square

#4B43EA #EA438F #E2EA43 #43EA9F

split-complementary

#4B43EA #EA9F43 #8FEA43

monochromatic

#1912A1 #2118D8 #4B43EA #807AF0 #B4B1F6

Accessibility & contrast

On white

6.38

#4B43EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#4B43EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B43EA

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B43EA	#FFFFFF	#000000	##FFFFFF
##4B43EA	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066EF

Deuteranopia (green-blind)

#0058E7

Tritanopia (blue-blind)

#007292

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4b43ea;
/* rgb */ color: rgb(75, 67, 234);
/* oklch */ color: oklch(50.8% 0.240 275.7);

Tailwind

colors: {
  custom: {
    50: '#9279f2',
    500: '#4b43ea',
    950: '#000000',
  },
}

SCSS

$custom: #4b43ea;
$custom-light: #9279f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b43ea",
  "rgb": {
    "r": 75,
    "g": 67,
    "b": 234
  },
  "hsl": {
    "h": 242.874,
    "s": 79.904,
    "l": 59.02
  },
  "oklch": {
    "l": 0.50837,
    "c": 0.23992,
    "h": 275.7
  },
  "luminance": 0.11451
}

Semantic roles & 50–950 ramp

primary

#4B43EA

secondary

#E2E5A4

accent

#F631ED

background

#F9F7FF

surface

#F2EDFE

border

#CCC8D6

text

#0F0917

muted

#7E7B85

Preview Lab

Preview with #4B43EA

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

Preview Lab → · Contrast checker → · Palette generator →