#AD3D21#AD3D21

#AD3D21 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.5% C 0.152 H 35.0°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#AD3D21
RGB	rgb(173, 61, 33)
HSL	hsl(12, 68%, 40%)
HSV	hsv(12, 81%, 68%)
CMYK	cmyk(0%, 64.7%, 80.9%, 32.2%)
CIE-LAB	lab(41.74, 44.38, 40.46)
CIE-LCH	lch(41.74, 60.05, 42.35°)
OKLab	oklab(51.46% 0.1247 0.0874)
OKLCH	oklch(51.46% 0.152 35)
XYZ	xyz(19.1790, 12.3343, 2.8094)
Luminance	0.1233 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3D21 #2191AD

analogous

#AD214B #AD3D21 #AD8321

triadic

#AD3D21 #21AD3D #3D21AD

tetradic

#AD3D21 #4BAD21 #2191AD #8321AD

square

#AD3D21 #4BAD21 #2191AD #8321AD

split-complementary

#AD3D21 #21AD83 #214BAD

monochromatic

#46190D #7A2B17 #AD3D21 #D85433 #E27F66

Accessibility & contrast

On white

6.06

#AD3D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#AD3D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3D21

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3D21	#FFFFFF	#000000	##FFFFFF
##AD3D21	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D531D

Deuteranopia (green-blind)

#796C1C

Tritanopia (blue-blind)

#BF1E37

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ad3d21;
/* rgb */ color: rgb(173, 61, 33);
/* oklch */ color: oklch(51.5% 0.152 35.0);

Tailwind

colors: {
  custom: {
    50: '#ce785f',
    500: '#ad3d21',
    950: '#000000',
  },
}

SCSS

$custom: #ad3d21;
$custom-light: #ce785f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3d21",
  "rgb": {
    "r": 173,
    "g": 61,
    "b": 33
  },
  "hsl": {
    "h": 12,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.51464,
    "c": 0.15226,
    "h": 35
  },
  "luminance": 0.12332
}

Semantic roles & 50–950 ramp

primary

#AD3D21

secondary

#62B3C7

accent

#C8EB3D

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AD3D21

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

Preview Lab → · Contrast checker → · Palette generator →