#4C257A#4C257A

#4C257A is a dark, vivid violet. Relative luminance 0.043; OKLCH L 36.5% C 0.138 H 300.8°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#4C257A
RGB	rgb(76, 37, 122)
HSL	hsl(268, 53%, 31%)
HSV	hsv(268, 70%, 48%)
CMYK	cmyk(37.7%, 69.7%, 0%, 52.2%)
CIE-LAB	lab(24.53, 36.42, -41.60)
CIE-LCH	lch(24.53, 55.29, 311.20°)
OKLab	oklab(36.53% 0.0705 -0.1184)
OKLCH	oklch(36.53% 0.138 300.8)
XYZ	xyz(7.1541, 4.2647, 18.8548)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 5.77

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C257A #537A25

analogous

#25297A #4C257A #76257A

triadic

#4C257A #7A4C25 #257A4C

tetradic

#4C257A #7A2529 #537A25 #257A76

square

#4C257A #7A2529 #537A25 #257A76

split-complementary

#4C257A #7A7625 #297A25

monochromatic

#11091C #2F174B #4C257A #6933A9 #8850CA

Accessibility & contrast

On white

11.33

#4C257A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#4C257A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C257A

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C257A	#FFFFFF	#000000	##FFFFFF
##4C257A	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7D

Deuteranopia (green-blind)

#003A78

Tritanopia (blue-blind)

#42394C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #4c257a;
/* rgb */ color: rgb(76, 37, 122);
/* oklch */ color: oklch(36.5% 0.138 300.8);

Tailwind

colors: {
  custom: {
    50: '#8262a1',
    500: '#4c257a',
    950: '#000000',
  },
}

SCSS

$custom: #4c257a;
$custom-light: #8262a1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c257a",
  "rgb": {
    "r": 76,
    "g": 37,
    "b": 122
  },
  "hsl": {
    "h": 267.529,
    "s": 53.459,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36534,
    "c": 0.13784,
    "h": 300.8
  },
  "luminance": 0.04265
}

Semantic roles & 50–950 ramp

primary

#4C257A

secondary

#81AC4E

accent

#DD4B9A

background

#F8F6FA

surface

#EFEBF3

border

#CAC6CD

text

#0B050F

muted

#7C7A7F

Preview Lab

Preview with #4C257A

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

Preview Lab → · Contrast checker → · Palette generator →