#31177F#31177F

#31177F is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.2% C 0.160 H 284.4°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#31177F
RGB	rgb(49, 23, 127)
HSL	hsl(255, 69%, 29%)
HSV	hsv(255, 82%, 50%)
CMYK	cmyk(61.4%, 81.9%, 0%, 50.2%)
CIE-LAB	lab(19.21, 40.46, -53.60)
CIE-LCH	lch(19.21, 67.15, 307.05°)
OKLab	oklab(32.19% 0.0398 -0.1545)
OKLCH	oklch(32.19% 0.16 284.4)
XYZ	xyz(5.4026, 2.7977, 20.3299)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31177F #657F17

analogous

#17317F #31177F #65177F

triadic

#31177F #7F3117 #177F31

tetradic

#31177F #7F1731 #657F17 #177F65

square

#31177F #7F1731 #657F17 #177F65

split-complementary

#31177F #7F6517 #317F17

monochromatic

#0A051A #1D0E4B #31177F #4520B3 #5F36DB

Accessibility & contrast

On white

13.46

#31177F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#31177F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31177F

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31177F	#FFFFFF	#000000	##FFFFFF
##31177F	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003282

Deuteranopia (green-blind)

#002B7D

Tritanopia (blue-blind)

#00364B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #31177f;
/* rgb */ color: rgb(49, 23, 127);
/* oklch */ color: oklch(32.2% 0.160 284.4);

Tailwind

colors: {
  custom: {
    50: '#7458a5',
    500: '#31177f',
    950: '#000000',
  },
}

SCSS

$custom: #31177f;
$custom-light: #7458a5;
$custom-dark: #000000;

JSON

{
  "hex": "#31177f",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 127
  },
  "hsl": {
    "h": 255,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32186,
    "c": 0.15951,
    "h": 284.4
  },
  "luminance": 0.02798
}

Semantic roles & 50–950 ramp

primary

#31177F

secondary

#96B43E

accent

#EC3CC0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09030F

muted

#7B787F

Preview Lab

Preview with #31177F

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

Preview Lab → · Contrast checker → · Palette generator →