#431C77#431C77

#431C77 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.0% C 0.145 H 297.6°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#431C77
RGB	rgb(67, 28, 119)
HSL	hsl(266, 62%, 29%)
HSV	hsv(266, 76%, 47%)
CMYK	cmyk(43.7%, 76.5%, 0%, 53.3%)
CIE-LAB	lab(21.42, 38.46, -44.80)
CIE-LCH	lch(21.42, 59.05, 310.65°)
OKLab	oklab(33.98% 0.0671 -0.1281)
OKLCH	oklch(33.98% 0.145 297.6)
XYZ	xyz(6.0589, 3.3556, 17.7777)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.26

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431C77 #50771C

analogous

#1C2377 #431C77 #711C77

triadic

#431C77 #77431C #1C7743

tetradic

#431C77 #771C23 #50771C #1C7771

square

#431C77 #771C23 #50771C #1C7771

split-complementary

#431C77 #77711C #23771C

monochromatic

#0E0619 #271045 #431C77 #5F28A9 #7C3CD1

Accessibility & contrast

On white

12.57

#431C77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#431C77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431C77

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431C77	#FFFFFF	#000000	##FFFFFF
##431C77	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347A

Deuteranopia (green-blind)

#003275

Tritanopia (blue-blind)

#363348

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #431c77;
/* rgb */ color: rgb(67, 28, 119);
/* oklch */ color: oklch(34.0% 0.145 297.6);

Tailwind

colors: {
  custom: {
    50: '#7d5c9f',
    500: '#431c77',
    950: '#000000',
  },
}

SCSS

$custom: #431c77;
$custom-light: #7d5c9f;
$custom-dark: #000000;

JSON

{
  "hex": "#431c77",
  "rgb": {
    "r": 67,
    "g": 28,
    "b": 119
  },
  "hsl": {
    "h": 265.714,
    "s": 61.905,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33978,
    "c": 0.14461,
    "h": 297.6
  },
  "luminance": 0.03356
}

Semantic roles & 50–950 ramp

primary

#431C77

secondary

#7FAB44

accent

#E5439F

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040F

muted

#7C797E

Preview Lab

Preview with #431C77

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

Preview Lab → · Contrast checker → · Palette generator →