#691CB3#691CB3

#691CB3 is a dark, highly saturated violet. Relative luminance 0.071; OKLCH L 44.1% C 0.213 H 300.2°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#691CB3
RGB	rgb(105, 28, 179)
HSL	hsl(271, 73%, 41%)
HSV	hsv(271, 84%, 70%)
CMYK	cmyk(41.3%, 84.4%, 0%, 29.8%)
CIE-LAB	lab(32.01, 59.47, -64.25)
CIE-LCH	lch(32.01, 87.55, 312.79°)
OKLab	oklab(44.14% 0.1072 -0.1838)
OKLCH	oklch(44.14% 0.213 300.2)
XYZ	xyz(14.3756, 7.0883, 43.2499)
Luminance	0.0709 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#691CB3 #66B31C

analogous

#1D1CB3 #691CB3 #B31CB1

triadic

#691CB3 #B3691C #1CB369

tetradic

#691CB3 #B31D1C #66B31C #1CB1B3

square

#691CB3 #B31D1C #66B31C #1CB1B3

split-complementary

#691CB3 #B1B31C #1CB31D

monochromatic

#2B0B49 #4A147E #691CB3 #882EDE #A663E7

Accessibility & contrast

On white

8.69

#691CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#691CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #691CB3

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##691CB3	#FFFFFF	#000000	##FFFFFF
##691CB3	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB7

Deuteranopia (green-blind)

#004AB0

Tritanopia (blue-blind)

#57496B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #691cb3;
/* rgb */ color: rgb(105, 28, 179);
/* oklch */ color: oklch(44.1% 0.213 300.2);

Tailwind

colors: {
  custom: {
    50: '#9b64cb',
    500: '#691cb3',
    950: '#000000',
  },
}

SCSS

$custom: #691cb3;
$custom-light: #9b64cb;
$custom-dark: #000000;

JSON

{
  "hex": "#691cb3",
  "rgb": {
    "r": 105,
    "g": 28,
    "b": 179
  },
  "hsl": {
    "h": 270.596,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.4414,
    "c": 0.21279,
    "h": 300.2
  },
  "luminance": 0.07088
}

Semantic roles & 50–950 ramp

primary

#691CB3

secondary

#94CB5F

accent

#F03892

background

#FAF6FC

surface

#F4EBF9

border

#CEC6D2

text

#0F0613

muted

#7F7A82

Preview Lab

Preview with #691CB3

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

Preview Lab → · Contrast checker → · Palette generator →