#613B38#613B38

#613B38 is a dark, muted red. Relative luminance 0.060; OKLCH L 39.7% C 0.054 H 24.7°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#613B38
RGB	rgb(97, 59, 56)
HSL	hsl(4, 27%, 30%)
HSV	hsv(4, 42%, 38%)
CMYK	cmyk(0%, 39.2%, 42.3%, 62%)
CIE-LAB	lab(29.30, 16.38, 8.90)
CIE-LCH	lch(29.30, 18.64, 28.52°)
OKLab	oklab(39.67% 0.0495 0.0228)
OKLCH	oklch(39.67% 0.054 24.7)
XYZ	xyz(7.2079, 5.9554, 4.5105)
Luminance	0.0595 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613B38 #385E61

analogous

#61384A #613B38 #614F38

triadic

#613B38 #38613B #3B3861

tetradic

#613B38 #4A6138 #385E61 #4F3861

square

#613B38 #4A6138 #385E61 #4F3861

split-complementary

#613B38 #38614F #384A61

monochromatic

#130C0B #3A2322 #613B38 #88534E #A96F6A

Accessibility & contrast

On white

9.58

#613B38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#613B38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613B38

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613B38	#FFFFFF	#000000	##FFFFFF
##613B38	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434038

Deuteranopia (green-blind)

#4C4837

Tritanopia (blue-blind)

#68363A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #613b38;
/* rgb */ color: rgb(97, 59, 56);
/* oklch */ color: oklch(39.7% 0.054 24.7);

Tailwind

colors: {
  custom: {
    50: '#8f716e',
    500: '#613b38',
    950: '#000000',
  },
}

SCSS

$custom: #613b38;
$custom-light: #8f716e;
$custom-dark: #000000;

JSON

{
  "hex": "#613b38",
  "rgb": {
    "r": 97,
    "g": 59,
    "b": 56
  },
  "hsl": {
    "h": 4.39,
    "s": 26.797,
    "l": 30
  },
  "oklch": {
    "l": 0.39674,
    "c": 0.05449,
    "h": 24.7
  },
  "luminance": 0.05955
}

Semantic roles & 50–950 ramp

primary

#613B38

secondary

#638E91

accent

#BCC365

background

#F8F6F6

surface

#F0ECEB

border

#CBC7C6

text

#0D0707

muted

#7D7A7A

Preview Lab

Preview with #613B38

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

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