#AD3E1E#AD3E1E

#AD3E1E is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.6% C 0.152 H 36.3°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#AD3E1E
RGB	rgb(173, 62, 30)
HSL	hsl(13, 70%, 40%)
HSV	hsv(13, 83%, 68%)
CMYK	cmyk(0%, 64.2%, 82.7%, 32.2%)
CIE-LAB	lab(41.89, 43.83, 42.09)
CIE-LCH	lch(41.89, 60.77, 43.84°)
OKLab	oklab(51.56% 0.1225 0.0899)
OKLCH	oklch(51.56% 0.152 36.3)
XYZ	xyz(19.1927, 12.4260, 2.6159)
Luminance	0.1242 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3E1E #1E8DAD

analogous

#AD1E45 #AD3E1E #AD861E

triadic

#AD3E1E #1EAD3E #3E1EAD

tetradic

#AD3E1E #45AD1E #1E8DAD #861EAD

square

#AD3E1E #45AD1E #1E8DAD #861EAD

split-complementary

#AD3E1E #1EAD86 #1E45AD

monochromatic

#45190C #792B15 #AD3E1E #DB542E #E47F62

Accessibility & contrast

On white

6.03

#AD3E1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#AD3E1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3E1E

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3E1E	#FFFFFF	#000000	##FFFFFF
##AD3E1E	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5319

Deuteranopia (green-blind)

#796C19

Tritanopia (blue-blind)

#BF1F38

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ad3e1e;
/* rgb */ color: rgb(173, 62, 30);
/* oklch */ color: oklch(51.6% 0.152 36.3);

Tailwind

colors: {
  custom: {
    50: '#ce785d',
    500: '#ad3e1e',
    950: '#000000',
  },
}

SCSS

$custom: #ad3e1e;
$custom-light: #ce785d;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3e1e",
  "rgb": {
    "r": 173,
    "g": 62,
    "b": 30
  },
  "hsl": {
    "h": 13.427,
    "s": 70.443,
    "l": 39.804
  },
  "oklch": {
    "l": 0.51564,
    "c": 0.15197,
    "h": 36.3
  },
  "luminance": 0.12423
}

Semantic roles & 50–950 ramp

primary

#AD3E1E

secondary

#5EB1C8

accent

#C5ED3B

background

#FDF7F5

surface

#FBEEE9

border

#D4C9C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AD3E1E

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

Preview Lab → · Contrast checker → · Palette generator →