#431EB2#431EB2

#431EB2 is a dark, highly saturated violet. Relative luminance 0.053; OKLCH L 40.1% C 0.210 H 282.9°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#431EB2
RGB	rgb(67, 30, 178)
HSL	hsl(255, 71%, 41%)
HSV	hsv(255, 83%, 70%)
CMYK	cmyk(62.4%, 83.1%, 0%, 30.2%)
CIE-LAB	lab(27.67, 54.04, -70.95)
CIE-LCH	lch(27.67, 89.19, 307.29°)
OKLab	oklab(40.12% 0.047 -0.2046)
OKLCH	oklch(40.12% 0.21 282.9)
XYZ	xyz(10.8124, 5.3354, 42.5709)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431EB2 #8DB21E

analogous

#1E43B2 #431EB2 #8D1EB2

triadic

#431EB2 #B2431E #1EB243

tetradic

#431EB2 #B21E43 #8DB21E #1EB28D

square

#431EB2 #B21E43 #8DB21E #1EB28D

split-complementary

#431EB2 #B28D1E #43B21E

monochromatic

#1C0C49 #2F157E #431EB2 #5C31DC #8565E5

Accessibility & contrast

On white

10.16

#431EB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#431EB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431EB2

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431EB2	#FFFFFF	#000000	##FFFFFF
##431EB2	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B6

Deuteranopia (green-blind)

#003CAF

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #431eb2;
/* rgb */ color: rgb(67, 30, 178);
/* oklch */ color: oklch(40.1% 0.210 282.9);

Tailwind

colors: {
  custom: {
    50: '#8661ca',
    500: '#431eb2',
    950: '#000000',
  },
}

SCSS

$custom: #431eb2;
$custom-light: #8661ca;
$custom-dark: #000000;

JSON

{
  "hex": "#431eb2",
  "rgb": {
    "r": 67,
    "g": 30,
    "b": 178
  },
  "hsl": {
    "h": 255,
    "s": 71.154,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40115,
    "c": 0.20996,
    "h": 282.9
  },
  "luminance": 0.05336
}

Semantic roles & 50–950 ramp

primary

#431EB2

secondary

#B0CA62

accent

#EE3AC1

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0D0513

muted

#7D7A82

Preview Lab

Preview with #431EB2

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

Preview Lab → · Contrast checker → · Palette generator →