#431B70#431B70

#431B70 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.2% C 0.138 H 300.4°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#431B70
RGB	rgb(67, 27, 112)
HSL	hsl(268, 61%, 27%)
HSV	hsv(268, 76%, 44%)
CMYK	cmyk(40.2%, 75.9%, 0%, 56.1%)
CIE-LAB	lab(20.62, 37.05, -41.59)
CIE-LCH	lch(20.62, 55.70, 311.70°)
OKLab	oklab(33.23% 0.0697 -0.1187)
OKLCH	oklch(33.23% 0.138 300.4)
XYZ	xyz(5.6306, 3.1470, 15.6369)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B70 #48701B

analogous

#1B1E70 #431B70 #6D1B70

triadic

#431B70 #70431B #1B7043

tetradic

#431B70 #701B1E #48701B #1B706D

square

#431B70 #701B1E #48701B #1B706D

split-complementary

#431B70 #706D1B #1E701B

monochromatic

#0F0619 #260F3F #431B70 #6027A1 #7E37CF

Accessibility & contrast

On white

12.89

#431B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#431B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B70

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B70	#FFFFFF	#000000	##FFFFFF
##431B70	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003172

Deuteranopia (green-blind)

#00316E

Tritanopia (blue-blind)

#393044

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #431b70;
/* rgb */ color: rgb(67, 27, 112);
/* oklch */ color: oklch(33.2% 0.138 300.4);

Tailwind

colors: {
  custom: {
    50: '#7c5b9a',
    500: '#431b70',
    950: '#000000',
  },
}

SCSS

$custom: #431b70;
$custom-light: #7c5b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#431b70",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 112
  },
  "hsl": {
    "h": 268.235,
    "s": 61.151,
    "l": 27.255
  },
  "oklch": {
    "l": 0.33227,
    "c": 0.13764,
    "h": 300.4
  },
  "luminance": 0.03147
}

Semantic roles & 50–950 ramp

primary

#431B70

secondary

#76A542

accent

#E44499

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #431B70

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

Preview Lab → · Contrast checker → · Palette generator →