#613D3C#613D3C

#613D3C is a dark, muted red. Relative luminance 0.062; OKLCH L 40.2% C 0.051 H 21.3°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#613D3C
RGB	rgb(97, 61, 60)
HSL	hsl(2, 24%, 31%)
HSV	hsv(2, 38%, 38%)
CMYK	cmyk(0%, 37.1%, 38.1%, 62%)
CIE-LAB	lab(29.93, 15.68, 7.18)
CIE-LCH	lch(29.93, 17.25, 24.58°)
OKLab	oklab(40.19% 0.0476 0.0186)
OKLCH	oklch(40.19% 0.051 21.3)
XYZ	xyz(7.4144, 6.2057, 5.0814)
Luminance	0.0621 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613D3C #3C6061

analogous

#613C4D #613D3C #614F3C

triadic

#613D3C #3C613D #3D3C61

tetradic

#613D3C #4D613C #3C6061 #4F3C61

square

#613D3C #4D613C #3C6061 #4F3C61

split-complementary

#613D3C #3C614F #3C4D61

monochromatic

#150D0D #3B2525 #613D3C #875553 #A77271

Accessibility & contrast

On white

9.37

#613D3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#613D3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613D3C

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613D3C	#FFFFFF	#000000	##FFFFFF
##613D3C	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44423C

Deuteranopia (green-blind)

#4D493B

Tritanopia (blue-blind)

#68393D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #613d3c;
/* rgb */ color: rgb(97, 61, 60);
/* oklch */ color: oklch(40.2% 0.051 21.3);

Tailwind

colors: {
  custom: {
    50: '#8f7371',
    500: '#613d3c',
    950: '#000000',
  },
}

SCSS

$custom: #613d3c;
$custom-light: #8f7371;
$custom-dark: #000000;

JSON

{
  "hex": "#613d3c",
  "rgb": {
    "r": 97,
    "g": 61,
    "b": 60
  },
  "hsl": {
    "h": 1.622,
    "s": 23.567,
    "l": 30.784
  },
  "oklch": {
    "l": 0.40189,
    "c": 0.05106,
    "h": 21.3
  },
  "luminance": 0.06205
}

Semantic roles & 50–950 ramp

primary

#613D3C

secondary

#689091

accent

#BEC068

background

#F8F6F6

surface

#F0ECEC

border

#CBC7C7

text

#0C0807

muted

#7D7B7A

Preview Lab

Preview with #613D3C

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

Preview Lab → · Contrast checker → · Palette generator →