#311071#311071

#311071 is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.9% C 0.149 H 289.3°. Best body text is #FFFFFF at 14.55:1 contrast (WCAG AA passes).

Color values

HEX	#311071
RGB	rgb(49, 16, 113)
HSL	hsl(260, 75%, 25%)
HSV	hsv(260, 86%, 44%)
CMYK	cmyk(56.6%, 85.8%, 0%, 55.7%)
CIE-LAB	lab(16.58, 39.53, -48.96)
CIE-LCH	lch(16.58, 62.92, 308.92°)
OKLab	oklab(29.9% 0.0493 -0.1408)
OKLCH	oklch(29.9% 0.149 289.3)
XYZ	xyz(4.4317, 2.2156, 15.8137)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311071 #507110

analogous

#102071 #311071 #611071

triadic

#311071 #713110 #107131

tetradic

#311071 #711020 #507110 #107161

square

#311071 #711020 #507110 #107161

split-complementary

#311071 #716110 #207110

monochromatic

#0C041B #1A083B #311071 #4818A7 #5F1FDC

Accessibility & contrast

On white

14.55

#311071 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#311071 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311071

14.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311071	#FFFFFF	#000000	##FFFFFF
##311071	1.00	14.55	1.44	14.55
#FFFFFF	14.55	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B74

Deuteranopia (green-blind)

#00276F

Tritanopia (blue-blind)

#172E42

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #311071;
/* rgb */ color: rgb(49, 16, 113);
/* oklch */ color: oklch(29.9% 0.149 289.3);

Tailwind

colors: {
  custom: {
    50: '#72549b',
    500: '#311071',
    950: '#000000',
  },
}

SCSS

$custom: #311071;
$custom-light: #72549b;
$custom-dark: #000000;

JSON

{
  "hex": "#311071",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 113
  },
  "hsl": {
    "h": 260.412,
    "s": 75.194,
    "l": 25.294
  },
  "oklch": {
    "l": 0.29904,
    "c": 0.14923,
    "h": 289.3
  },
  "luminance": 0.02216
}

Semantic roles & 50–950 ramp

primary

#311071

secondary

#81A934

accent

#F236B2

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030E

muted

#7B787E

Preview Lab

Preview with #311071

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

Preview Lab → · Contrast checker → · Palette generator →