#31177D#31177D

#31177D is a dark, vivid violet. Relative luminance 0.027; OKLCH L 32.0% C 0.157 H 284.9°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#31177D
RGB	rgb(49, 23, 125)
HSL	hsl(255, 69%, 29%)
HSV	hsv(255, 82%, 49%)
CMYK	cmyk(60.8%, 81.6%, 0%, 51%)
CIE-LAB	lab(19.00, 39.85, -52.68)
CIE-LCH	lch(19.00, 66.06, 307.11°)
OKLab	oklab(31.97% 0.0404 -0.1518)
OKLCH	oklch(31.97% 0.157 284.9)
XYZ	xyz(5.2736, 2.7461, 19.6502)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31177D #637D17

analogous

#17307D #31177D #64177D

triadic

#31177D #7D3117 #177D31

tetradic

#31177D #7D1730 #637D17 #177D64

square

#31177D #7D1730 #637D17 #177D64

split-complementary

#31177D #7D6417 #307D17

monochromatic

#0A051A #1D0D49 #31177D #4521B1 #5F35DA

Accessibility & contrast

On white

13.56

#31177D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#31177D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31177D

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31177D	#FFFFFF	#000000	##FFFFFF
##31177D	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003180

Deuteranopia (green-blind)

#002B7B

Tritanopia (blue-blind)

#04354A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #31177d;
/* rgb */ color: rgb(49, 23, 125);
/* oklch */ color: oklch(32.0% 0.157 284.9);

Tailwind

colors: {
  custom: {
    50: '#7458a4',
    500: '#31177d',
    950: '#000000',
  },
}

SCSS

$custom: #31177d;
$custom-light: #7458a4;
$custom-dark: #000000;

JSON

{
  "hex": "#31177d",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 125
  },
  "hsl": {
    "h": 255.294,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.31969,
    "c": 0.1571,
    "h": 284.9
  },
  "luminance": 0.02746
}

Semantic roles & 50–950 ramp

primary

#31177D

secondary

#94B23E

accent

#EC3CBF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09030F

muted

#7B787F

Preview Lab

Preview with #31177D

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

Preview Lab → · Contrast checker → · Palette generator →