#613D40#613D40

#613D40 is a dark, muted red. Relative luminance 0.062; OKLCH L 40.3% C 0.051 H 14.1°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#613D40
RGB	rgb(97, 61, 64)
HSL	hsl(355, 23%, 31%)
HSV	hsv(355, 37%, 38%)
CMYK	cmyk(0%, 37.1%, 34%, 62%)
CIE-LAB	lab(30.03, 16.27, 4.73)
CIE-LCH	lch(30.03, 16.94, 16.21°)
OKLab	oklab(40.31% 0.0494 0.0124)
OKLCH	oklch(40.31% 0.051 14.1)
XYZ	xyz(7.5242, 6.2496, 5.6595)
Luminance	0.0625 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613D40 #3D615E

analogous

#613D52 #613D40 #614C3D

triadic

#613D40 #40613D #3D4061

tetradic

#613D40 #52613D #3D615E #4C3D61

square

#613D40 #52613D #3D615E #4C3D61

split-complementary

#613D40 #3D614C #3D5261

monochromatic

#160E0E #3B2527 #613D40 #875559 #A67276

Accessibility & contrast

On white

9.33

#613D40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#613D40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613D40

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613D40	#FFFFFF	#000000	##FFFFFF
##613D40	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434340

Deuteranopia (green-blind)

#4C493F

Tritanopia (blue-blind)

#683A3E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #613d40;
/* rgb */ color: rgb(97, 61, 64);
/* oklch */ color: oklch(40.3% 0.051 14.1);

Tailwind

colors: {
  custom: {
    50: '#8f7374',
    500: '#613d40',
    950: '#000000',
  },
}

SCSS

$custom: #613d40;
$custom-light: #8f7374;
$custom-dark: #000000;

JSON

{
  "hex": "#613d40",
  "rgb": {
    "r": 97,
    "g": 61,
    "b": 64
  },
  "hsl": {
    "h": 355,
    "s": 22.785,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40307,
    "c": 0.05091,
    "h": 14.1
  },
  "luminance": 0.06249
}

Semantic roles & 50–950 ramp

primary

#613D40

secondary

#69918D

accent

#BFB869

background

#F8F6F7

surface

#F0ECED

border

#CBC7C8

text

#0C0808

muted

#7D7B7B

Preview Lab

Preview with #613D40

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

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