#613E40#613E40

#613E40 is a dark, muted red. Relative luminance 0.064; OKLCH L 40.5% C 0.049 H 15.7°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#613E40
RGB	rgb(97, 62, 64)
HSL	hsl(357, 22%, 31%)
HSV	hsv(357, 36%, 38%)
CMYK	cmyk(0%, 36.1%, 34%, 62%)
CIE-LAB	lab(30.30, 15.65, 5.10)
CIE-LCH	lch(30.30, 16.46, 18.07°)
OKLab	oklab(40.51% 0.0475 0.0134)
OKLCH	oklch(40.51% 0.049 15.7)
XYZ	xyz(7.5780, 6.3573, 5.6774)
Luminance	0.0636 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613E40 #3E615F

analogous

#613E51 #613E40 #614D3E

triadic

#613E40 #40613E #3E4061

tetradic

#613E40 #51613E #3E615F #4D3E61

square

#613E40 #51613E #3E615F #4D3E61

split-complementary

#613E40 #3E614D #3E5161

monochromatic

#160E0F #3C2627 #613E40 #865659 #A67476

Accessibility & contrast

On white

9.25

#613E40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#613E40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613E40

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613E40	#FFFFFF	#000000	##FFFFFF
##613E40	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444340

Deuteranopia (green-blind)

#4D4A3F

Tritanopia (blue-blind)

#683B3F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #613e40;
/* rgb */ color: rgb(97, 62, 64);
/* oklch */ color: oklch(40.5% 0.049 15.7);

Tailwind

colors: {
  custom: {
    50: '#8f7374',
    500: '#613e40',
    950: '#000000',
  },
}

SCSS

$custom: #613e40;
$custom-light: #8f7374;
$custom-dark: #000000;

JSON

{
  "hex": "#613e40",
  "rgb": {
    "r": 97,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 356.571,
    "s": 22.013,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40509,
    "c": 0.04936,
    "h": 15.7
  },
  "luminance": 0.06357
}

Semantic roles & 50–950 ramp

primary

#613E40

secondary

#6A918F

accent

#BFBA69

background

#F8F7F7

surface

#F0EDED

border

#CBC8C8

text

#0C0808

muted

#7D7B7B

Preview Lab

Preview with #613E40

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

Preview Lab → · Contrast checker → · Palette generator →