#AD5437#AD5437

#AD5437 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.0% C 0.124 H 38.6°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#AD5437
RGB	rgb(173, 84, 55)
HSL	hsl(15, 52%, 45%)
HSV	hsv(15, 68%, 68%)
CMYK	cmyk(0%, 51.4%, 68.2%, 32.2%)
CIE-LAB	lab(46.32, 34.13, 33.53)
CIE-LCH	lch(46.32, 47.84, 44.50°)
OKLab	oklab(55.01% 0.0972 0.0775)
OKLCH	oklch(55.01% 0.124 38.6)
XYZ	xyz(21.0954, 15.5032, 5.4952)
Luminance	0.1550 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD5437 #3790AD

analogous

#AD3755 #AD5437 #AD8F37

triadic

#AD5437 #37AD54 #5437AD

tetradic

#AD5437 #55AD37 #3790AD #8F37AD

square

#AD5437 #55AD37 #3790AD #8F37AD

split-complementary

#AD5437 #37AD8F #3755AD

monochromatic

#502719 #7F3D28 #AD5437 #CA7457 #D89A86

Accessibility & contrast

On white

5.12

#AD5437 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#AD5437 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD5437

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD5437	#FFFFFF	#000000	##FFFFFF
##AD5437	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6234

Deuteranopia (green-blind)

#817535

Tritanopia (blue-blind)

#BD434D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ad5437;
/* rgb */ color: rgb(173, 84, 55);
/* oklch */ color: oklch(55.0% 0.124 38.6);

Tailwind

colors: {
  custom: {
    50: '#cb866f',
    500: '#ad5437',
    950: '#000000',
  },
}

SCSS

$custom: #ad5437;
$custom-light: #cb866f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad5437",
  "rgb": {
    "r": 173,
    "g": 84,
    "b": 55
  },
  "hsl": {
    "h": 14.746,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.55006,
    "c": 0.1243,
    "h": 38.6
  },
  "luminance": 0.15501
}

Semantic roles & 50–950 ramp

primary

#AD5437

secondary

#7DB1C2

accent

#B8DB4D

background

#FDF8F6

surface

#FAEFEC

border

#D3CAC7

text

#140B07

muted

#837C7A

Preview Lab

Preview with #AD5437

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

Preview Lab → · Contrast checker → · Palette generator →