#431EA8#431EA8

#431EA8 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 39.1% C 0.199 H 284.7°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#431EA8
RGB	rgb(67, 30, 168)
HSL	hsl(256, 70%, 39%)
HSV	hsv(256, 82%, 66%)
CMYK	cmyk(60.1%, 82.1%, 0%, 34.1%)
CIE-LAB	lab(26.59, 51.25, -66.73)
CIE-LCH	lch(26.59, 84.14, 307.52°)
OKLab	oklab(39.05% 0.0505 -0.1923)
OKLCH	oklch(39.05% 0.199 284.7)
XYZ	xyz(9.8447, 4.9484, 37.4746)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431EA8 #83A81E

analogous

#1E3EA8 #431EA8 #881EA8

triadic

#431EA8 #A8431E #1EA843

tetradic

#431EA8 #A81E3E #83A81E #1EA888

square

#431EA8 #A81E3E #83A81E #1EA888

split-complementary

#431EA8 #A8881E #3EA81E

monochromatic

#1A0B40 #2E1574 #431EA8 #592AD9 #825EE2

Accessibility & contrast

On white

10.55

#431EA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#431EA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431EA8

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431EA8	#FFFFFF	#000000	##FFFFFF
##431EA8	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#003AA6

Tritanopia (blue-blind)

#004864

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #431ea8;
/* rgb */ color: rgb(67, 30, 168);
/* oklch */ color: oklch(39.1% 0.199 284.7);

Tailwind

colors: {
  custom: {
    50: '#8460c3',
    500: '#431ea8',
    950: '#000000',
  },
}

SCSS

$custom: #431ea8;
$custom-light: #8460c3;
$custom-dark: #000000;

JSON

{
  "hex": "#431ea8",
  "rgb": {
    "r": 67,
    "g": 30,
    "b": 168
  },
  "hsl": {
    "h": 256.087,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.3905,
    "c": 0.19885,
    "h": 284.7
  },
  "luminance": 0.04949
}

Semantic roles & 50–950 ramp

primary

#431EA8

secondary

#AAC75B

accent

#ED3BBD

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #431EA8

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

Preview Lab → · Contrast checker → · Palette generator →