#4D66EA#4D66EA

#4D66EA is a mid, highly saturated blue. Relative luminance 0.170; OKLCH L 56.7% C 0.200 H 270.6°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4D66EA
RGB	rgb(77, 102, 234)
HSL	hsl(230, 79%, 61%)
HSV	hsv(230, 67%, 92%)
CMYK	cmyk(67.1%, 56.4%, 0%, 8.2%)
CIE-LAB	lab(48.28, 32.94, -69.57)
CIE-LCH	lch(48.28, 76.98, 295.34°)
OKLab	oklab(56.68% 0.0019 -0.2003)
OKLCH	oklch(56.68% 0.2 270.6)
XYZ	xyz(22.6582, 17.0189, 79.9168)
Luminance	0.1702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D66EA #EAD14D

analogous

#4DB4EA #4D66EA #824DEA

triadic

#4D66EA #EA4D66 #66EA4D

tetradic

#4D66EA #EA4DB4 #EAD14D #4DEA82

square

#4D66EA #EA4DB4 #EAD14D #4DEA82

split-complementary

#4D66EA #EA824D #B4EA4D

monochromatic

#142CA9 #1A3ADF #4D66EA #8495F0 #BAC4F7

Accessibility & contrast

On white

4.77

#4D66EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#4D66EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D66EA

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D66EA	#FFFFFF	#000000	##FFFFFF
##4D66EA	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007AEE

Deuteranopia (green-blind)

#006CE7

Tritanopia (blue-blind)

#00869E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4d66ea;
/* rgb */ color: rgb(77, 102, 234);
/* oklch */ color: oklch(56.7% 0.200 270.6);

Tailwind

colors: {
  custom: {
    50: '#9091f2',
    500: '#4d66ea',
    950: '#000000',
  },
}

SCSS

$custom: #4d66ea;
$custom-light: #9091f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4d66ea",
  "rgb": {
    "r": 77,
    "g": 102,
    "b": 234
  },
  "hsl": {
    "h": 230.446,
    "s": 78.894,
    "l": 60.98
  },
  "oklch": {
    "l": 0.56684,
    "c": 0.20034,
    "h": 270.6
  },
  "luminance": 0.17021
}

Semantic roles & 50–950 ramp

primary

#4D66EA

secondary

#E7DEAC

accent

#BA0ADB

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C17

muted

#7E7D85

Preview Lab

Preview with #4D66EA

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

Preview Lab → · Contrast checker → · Palette generator →