#613F3A#613F3A

#613F3A is a dark, muted red. Relative luminance 0.064; OKLCH L 40.5% C 0.049 H 28.6°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#613F3A
RGB	rgb(97, 63, 58)
HSL	hsl(8, 25%, 30%)
HSV	hsv(8, 40%, 38%)
CMYK	cmyk(0%, 35.1%, 40.2%, 62%)
CIE-LAB	lab(30.41, 14.16, 9.14)
CIE-LCH	lch(30.41, 16.85, 32.84°)
OKLab	oklab(40.54% 0.0429 0.0234)
OKLCH	oklch(40.54% 0.049 28.6)
XYZ	xyz(7.4713, 6.4024, 4.8444)
Luminance	0.0640 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613F3A #3A5C61

analogous

#613A48 #613F3A #61523A

triadic

#613F3A #3A613F #3F3A61

tetradic

#613F3A #48613A #3A5C61 #523A61

square

#613F3A #48613A #3A5C61 #523A61

split-complementary

#613F3A #3A6152 #3A4861

monochromatic

#140D0C #3B2623 #613F3A #875851 #A8756D

Accessibility & contrast

On white

9.21

#613F3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#613F3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613F3A

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613F3A	#FFFFFF	#000000	##FFFFFF
##613F3A	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46443A

Deuteranopia (green-blind)

#4E4A3A

Tritanopia (blue-blind)

#683B3E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #613f3a;
/* rgb */ color: rgb(97, 63, 58);
/* oklch */ color: oklch(40.5% 0.049 28.6);

Tailwind

colors: {
  custom: {
    50: '#8f7470',
    500: '#613f3a',
    950: '#000000',
  },
}

SCSS

$custom: #613f3a;
$custom-light: #8f7470;
$custom-dark: #000000;

JSON

{
  "hex": "#613f3a",
  "rgb": {
    "r": 97,
    "g": 63,
    "b": 58
  },
  "hsl": {
    "h": 7.692,
    "s": 25.161,
    "l": 30.392
  },
  "oklch": {
    "l": 0.40542,
    "c": 0.04887,
    "h": 28.6
  },
  "luminance": 0.06402
}

Semantic roles & 50–950 ramp

primary

#613F3A

secondary

#668C91

accent

#B6C266

background

#F8F7F6

surface

#F0EDEC

border

#CBC8C7

text

#0C0807

muted

#7D7B7A

Preview Lab

Preview with #613F3A

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

Preview Lab → · Contrast checker → · Palette generator →