#AD5540#AD5540

#AD5540 is a mid, vivid red. Relative luminance 0.158; OKLCH L 55.3% C 0.120 H 34.6°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#AD5540
RGB	rgb(173, 85, 64)
HSL	hsl(12, 46%, 46%)
HSV	hsv(12, 63%, 68%)
CMYK	cmyk(0%, 50.9%, 63%, 32.2%)
CIE-LAB	lab(46.65, 34.18, 28.81)
CIE-LCH	lch(46.65, 44.70, 40.13°)
OKLab	oklab(55.3% 0.099 0.0683)
OKLCH	oklch(55.3% 0.12 34.6)
XYZ	xyz(21.4093, 15.7539, 6.7629)
Luminance	0.1575 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD5540 #4098AD

analogous

#AD4061 #AD5540 #AD8C40

triadic

#AD5540 #40AD55 #5540AD

tetradic

#AD5540 #61AD40 #4098AD #8C40AD

square

#AD5540 #61AD40 #4098AD #8C40AD

split-complementary

#AD5540 #40AD8C #4061AD

monochromatic

#54291F #803F2F #AD5540 #C67764 #D69E91

Accessibility & contrast

On white

5.06

#AD5540 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#AD5540 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD5540

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD5540	#FFFFFF	#000000	##FFFFFF
##AD5540	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C633E

Deuteranopia (green-blind)

#81763E

Tritanopia (blue-blind)

#BD4550

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ad5540;
/* rgb */ color: rgb(173, 85, 64);
/* oklch */ color: oklch(55.3% 0.120 34.6);

Tailwind

colors: {
  custom: {
    50: '#cb8775',
    500: '#ad5540',
    950: '#000000',
  },
}

SCSS

$custom: #ad5540;
$custom-light: #cb8775;
$custom-dark: #000000;

JSON

{
  "hex": "#ad5540",
  "rgb": {
    "r": 173,
    "g": 85,
    "b": 64
  },
  "hsl": {
    "h": 11.56,
    "s": 45.992,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55301,
    "c": 0.12025,
    "h": 34.6
  },
  "luminance": 0.15751
}

Semantic roles & 50–950 ramp

primary

#AD5540

secondary

#87B6C2

accent

#BCD652

background

#FDF8F7

surface

#FAF0ED

border

#D3CBC8

text

#140B08

muted

#837C7B

Preview Lab

Preview with #AD5540

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

Preview Lab → · Contrast checker → · Palette generator →