#613D3D#613D3D

#613D3D is a dark, muted red. Relative luminance 0.062; OKLCH L 40.2% C 0.051 H 19.5°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#613D3D
RGB	rgb(97, 61, 61)
HSL	hsl(0, 23%, 31%)
HSV	hsv(0, 37%, 38%)
CMYK	cmyk(0%, 37.1%, 37.1%, 62%)
CIE-LAB	lab(29.95, 15.83, 6.56)
CIE-LCH	lch(29.95, 17.14, 22.52°)
OKLab	oklab(40.22% 0.048 0.017)
OKLCH	oklch(40.22% 0.051 19.5)
XYZ	xyz(7.4411, 6.2163, 5.2219)
Luminance	0.0622 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613D3D #3D6161

analogous

#613D4F #613D3D #614F3D

triadic

#613D3D #3D613D #3D3D61

tetradic

#613D3D #4F613D #3D6161 #4F3D61

square

#613D3D #4F613D #3D6161 #4F3D61

split-complementary

#613D3D #3D614F #3D4F61

monochromatic

#160E0E #3B2525 #613D3D #875555 #A67272

Accessibility & contrast

On white

9.36

#613D3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#613D3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613D3D

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613D3D	#FFFFFF	#000000	##FFFFFF
##613D3D	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44423D

Deuteranopia (green-blind)

#4D493C

Tritanopia (blue-blind)

#68393D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #613d3d;
/* rgb */ color: rgb(97, 61, 61);
/* oklch */ color: oklch(40.2% 0.051 19.5);

Tailwind

colors: {
  custom: {
    50: '#8f7372',
    500: '#613d3d',
    950: '#000000',
  },
}

SCSS

$custom: #613d3d;
$custom-light: #8f7372;
$custom-dark: #000000;

JSON

{
  "hex": "#613d3d",
  "rgb": {
    "r": 97,
    "g": 61,
    "b": 61
  },
  "hsl": {
    "h": 0,
    "s": 22.785,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40218,
    "c": 0.05096,
    "h": 19.5
  },
  "luminance": 0.06216
}

Semantic roles & 50–950 ramp

primary

#613D3D

secondary

#699191

accent

#BFBF69

background

#F8F6F6

surface

#F0ECEC

border

#CBC7C7

text

#0C0808

muted

#7D7B7B

Preview Lab

Preview with #613D3D

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

Preview Lab → · Contrast checker → · Palette generator →