#613F43#613F43

#613F43 is a dark, muted red. Relative luminance 0.065; OKLCH L 40.8% C 0.048 H 11.7°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#613F43
RGB	rgb(97, 63, 67)
HSL	hsl(353, 21%, 31%)
HSV	hsv(353, 35%, 38%)
CMYK	cmyk(0%, 35.1%, 30.9%, 62%)
CIE-LAB	lab(30.65, 15.48, 3.66)
CIE-LCH	lch(30.65, 15.91, 13.28°)
OKLab	oklab(40.81% 0.047 0.0097)
OKLCH	oklch(40.81% 0.048 11.7)
XYZ	xyz(7.7206, 6.5021, 6.1575)
Luminance	0.0650 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#613F43 #3F615D

analogous

#613F54 #613F43 #614C3F

triadic

#613F43 #43613F #3F4361

tetradic

#613F43 #54613F #3F615D #4C3F61

square

#613F43 #54613F #3F615D #4C3F61

split-complementary

#613F43 #3F614C #3F5461

monochromatic

#170F10 #3C2729 #613F43 #86575D #A5757B

Accessibility & contrast

On white

9.13

#613F43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#613F43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #613F43

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##613F43	#FFFFFF	#000000	##FFFFFF
##613F43	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454443

Deuteranopia (green-blind)

#4D4B42

Tritanopia (blue-blind)

#673C40

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #613f43;
/* rgb */ color: rgb(97, 63, 67);
/* oklch */ color: oklch(40.8% 0.048 11.7);

Tailwind

colors: {
  custom: {
    50: '#8f7477',
    500: '#613f43',
    950: '#000000',
  },
}

SCSS

$custom: #613f43;
$custom-light: #8f7477;
$custom-dark: #000000;

JSON

{
  "hex": "#613f43",
  "rgb": {
    "r": 97,
    "g": 63,
    "b": 67
  },
  "hsl": {
    "h": 352.941,
    "s": 21.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40805,
    "c": 0.04797,
    "h": 11.7
  },
  "luminance": 0.06502
}

Semantic roles & 50–950 ramp

primary

#613F43

secondary

#6B918C

accent

#BEB46A

background

#F8F7F7

surface

#F0EDED

border

#CBC8C8

text

#0C0808

muted

#7D7B7B

Preview Lab

Preview with #613F43

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

Preview Lab → · Contrast checker → · Palette generator →