#420D58#420D58

#420D58 is a dark, vivid purple. Relative luminance 0.022; OKLCH L 29.5% C 0.128 H 313.3°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#420D58
RGB	rgb(66, 13, 88)
HSL	hsl(282, 74%, 20%)
HSV	hsv(282, 85%, 35%)
CMYK	cmyk(25%, 85.2%, 0%, 65.5%)
CIE-LAB	lab(16.26, 37.04, -32.86)
CIE-LCH	lch(16.26, 49.51, 318.42°)
OKLab	oklab(29.48% 0.0876 -0.093)
OKLCH	oklch(29.48% 0.128 313.3)
XYZ	xyz(4.1518, 2.1508, 9.4271)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Plum Purple

#4E0550

ΔE00 4.22

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420D58 #23580D

analogous

#1D0D58 #420D58 #580D49

triadic

#420D58 #58420D #0D5842

tetradic

#420D58 #581D0D #23580D #0D4958

square

#420D58 #581D0D #23580D #0D4958

split-complementary

#420D58 #49580D #0D581D

monochromatic

#14041B #1A0523 #420D58 #6A158D #921DC3

Accessibility & contrast

On white

14.68

#420D58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#420D58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420D58

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420D58	#FFFFFF	#000000	##FFFFFF
##420D58	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265A

Deuteranopia (green-blind)

#042956

Tritanopia (blue-blind)

#401F33

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #420d58;
/* rgb */ color: rgb(66, 13, 88);
/* oklch */ color: oklch(29.5% 0.128 313.3);

Tailwind

colors: {
  custom: {
    50: '#7a5388',
    500: '#420d58',
    950: '#000000',
  },
}

SCSS

$custom: #420d58;
$custom-light: #7a5388;
$custom-dark: #000000;

JSON

{
  "hex": "#420d58",
  "rgb": {
    "r": 66,
    "g": 13,
    "b": 88
  },
  "hsl": {
    "h": 282.4,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.2948,
    "c": 0.12775,
    "h": 313.3
  },
  "luminance": 0.02151
}

Semantic roles & 50–950 ramp

primary

#420D58

secondary

#4C932E

accent

#F1376D

background

#F7F5F8

surface

#EEE8F0

border

#C9C4CB

text

#09030B

muted

#7B787C

Preview Lab

Preview with #420D58

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

Preview Lab → · Contrast checker → · Palette generator →