#AD351D#AD351D

#AD351D is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.5% C 0.160 H 33.2°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#AD351D
RGB	rgb(173, 53, 29)
HSL	hsl(10, 71%, 40%)
HSV	hsv(10, 83%, 68%)
CMYK	cmyk(0%, 69.4%, 83.2%, 32.2%)
CIE-LAB	lab(40.45, 47.66, 41.25)
CIE-LCH	lch(40.45, 63.03, 40.87°)
OKLab	oklab(50.48% 0.1342 0.0877)
OKLCH	oklch(50.48% 0.16 33.2)
XYZ	xyz(18.7306, 11.5220, 2.3999)
Luminance	0.1152 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD351D #1D95AD

analogous

#AD1D4D #AD351D #AD7D1D

triadic

#AD351D #1DAD35 #351DAD

tetradic

#AD351D #4DAD1D #1D95AD #7D1DAD

square

#AD351D #4DAD1D #1D95AD #7D1DAD

split-complementary

#AD351D #1DAD7D #1D4DAD

monochromatic

#44150B #792514 #AD351D #DC492C #E47660

Accessibility & contrast

On white

6.36

#AD351D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#AD351D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD351D

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD351D	#FFFFFF	#000000	##FFFFFF
##AD351D	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E19

Deuteranopia (green-blind)

#766917

Tritanopia (blue-blind)

#BF0731

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ad351d;
/* rgb */ color: rgb(173, 53, 29);
/* oklch */ color: oklch(50.5% 0.160 33.2);

Tailwind

colors: {
  custom: {
    50: '#ce735b',
    500: '#ad351d',
    950: '#000000',
  },
}

SCSS

$custom: #ad351d;
$custom-light: #ce735b;
$custom-dark: #000000;

JSON

{
  "hex": "#ad351d",
  "rgb": {
    "r": 173,
    "g": 53,
    "b": 29
  },
  "hsl": {
    "h": 10,
    "s": 71.287,
    "l": 39.608
  },
  "oklch": {
    "l": 0.50479,
    "c": 0.16028,
    "h": 33.2
  },
  "luminance": 0.11519
}

Semantic roles & 50–950 ramp

primary

#AD351D

secondary

#5DB7C9

accent

#D0EE3A

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AD351D

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

Preview Lab → · Contrast checker → · Palette generator →