#613F38#613F38

#613F38 is a dark, muted red. Relative luminance 0.064; OKLCH L 40.5% C 0.050 H 32.1°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#613F38
RGB	rgb(97, 63, 56)
HSL	hsl(10, 27%, 30%)
HSV	hsv(10, 42%, 38%)
CMYK	cmyk(0%, 35.1%, 42.3%, 62%)
CIE-LAB	lab(30.36, 13.89, 10.36)
CIE-LCH	lch(30.36, 17.33, 36.73°)
OKLab	oklab(40.49% 0.042 0.0264)
OKLCH	oklch(40.49% 0.05 32.1)
XYZ	xyz(7.4214, 6.3825, 4.5817)
Luminance	0.0638 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613F38 #385A61

analogous

#613846 #613F38 #615338

triadic

#613F38 #38613F #3F3861

tetradic

#613F38 #466138 #385A61 #533861

square

#613F38 #466138 #385A61 #533861

split-complementary

#613F38 #386153 #384661

monochromatic

#130D0B #3A2622 #613F38 #88584E #A9756A

Accessibility & contrast

On white

9.23

#613F38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#613F38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613F38

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613F38	#FFFFFF	#000000	##FFFFFF
##613F38	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474337

Deuteranopia (green-blind)

#4F4A38

Tritanopia (blue-blind)

#683A3D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #613f38;
/* rgb */ color: rgb(97, 63, 56);
/* oklch */ color: oklch(40.5% 0.050 32.1);

Tailwind

colors: {
  custom: {
    50: '#8f746e',
    500: '#613f38',
    950: '#000000',
  },
}

SCSS

$custom: #613f38;
$custom-light: #8f746e;
$custom-dark: #000000;

JSON

{
  "hex": "#613f38",
  "rgb": {
    "r": 97,
    "g": 63,
    "b": 56
  },
  "hsl": {
    "h": 10.244,
    "s": 26.797,
    "l": 30
  },
  "oklch": {
    "l": 0.40489,
    "c": 0.04956,
    "h": 32.1
  },
  "luminance": 0.06382
}

Semantic roles & 50–950 ramp

primary

#613F38

secondary

#638A91

accent

#B3C365

background

#F8F7F6

surface

#F0EDEB

border

#CBC8C6

text

#0D0807

muted

#7D7B7A

Preview Lab

Preview with #613F38

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

Preview Lab → · Contrast checker → · Palette generator →