#613F81#613F81

#613F81 is a dark, moderate violet. Relative luminance 0.077; OKLCH L 43.7% C 0.110 H 306.1°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#613F81
RGB	rgb(97, 63, 129)
HSL	hsl(271, 34%, 38%)
HSV	hsv(271, 51%, 51%)
CMYK	cmyk(24.8%, 51.2%, 0%, 49.4%)
CIE-LAB	lab(33.31, 28.65, -31.78)
CIE-LCH	lch(33.31, 42.78, 312.03°)
OKLab	oklab(43.69% 0.065 -0.089)
OKLCH	oklch(43.69% 0.11 306.1)
XYZ	xyz(10.6689, 7.6815, 21.6852)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613F81 #5F813F

analogous

#403F81 #613F81 #813F80

triadic

#613F81 #81613F #3F8161

tetradic

#613F81 #81403F #5F813F #3F8081

square

#613F81 #81403F #5F813F #3F8081

split-complementary

#613F81 #80813F #3F8140

monochromatic

#23172F #422B58 #613F81 #8053AA #9E7CBF

Accessibility & contrast

On white

8.28

#613F81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#613F81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613F81

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613F81	#FFFFFF	#000000	##FFFFFF
##613F81	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C4D83

Deuteranopia (green-blind)

#364F7F

Tritanopia (blue-blind)

#5C4A5A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #613f81;
/* rgb */ color: rgb(97, 63, 129);
/* oklch */ color: oklch(43.7% 0.110 306.1);

Tailwind

colors: {
  custom: {
    50: '#9075a6',
    500: '#613f81',
    950: '#000000',
  },
}

SCSS

$custom: #613f81;
$custom-light: #9075a6;
$custom-dark: #000000;

JSON

{
  "hex": "#613f81",
  "rgb": {
    "r": 97,
    "g": 63,
    "b": 129
  },
  "hsl": {
    "h": 270.909,
    "s": 34.375,
    "l": 37.647
  },
  "oklch": {
    "l": 0.43693,
    "c": 0.11024,
    "h": 306.1
  },
  "luminance": 0.07681
}

Semantic roles & 50–950 ramp

primary

#613F81

secondary

#8DA973

accent

#CA5D92

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0D080F

muted

#7D7B7F

Preview Lab

Preview with #613F81

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

Preview Lab → · Contrast checker → · Palette generator →