#AD4028#AD4028

#AD4028 is a mid, vivid red. Relative luminance 0.127; OKLCH L 51.9% C 0.148 H 34.0°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#AD4028
RGB	rgb(173, 64, 40)
HSL	hsl(11, 62%, 42%)
HSV	hsv(11, 77%, 68%)
CMYK	cmyk(0%, 63%, 76.9%, 32.2%)
CIE-LAB	lab(42.32, 43.28, 37.35)
CIE-LCH	lch(42.32, 57.17, 40.79°)
OKLab	oklab(51.92% 0.1226 0.0827)
OKLCH	oklch(51.92% 0.148 34)
XYZ	xyz(19.4521, 12.7070, 3.4355)
Luminance	0.1270 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4028 #2895AD

analogous

#AD2853 #AD4028 #AD8328

triadic

#AD4028 #28AD40 #4028AD

tetradic

#AD4028 #53AD28 #2895AD #8328AD

square

#AD4028 #53AD28 #2895AD #8328AD

split-complementary

#AD4028 #28AD83 #2853AD

monochromatic

#4A1B11 #7B2E1D #AD4028 #D35A3F #DE8571

Accessibility & contrast

On white

5.93

#AD4028 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#AD4028 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4028

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4028	#FFFFFF	#000000	##FFFFFF
##AD4028	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5525

Deuteranopia (green-blind)

#796D24

Tritanopia (blue-blind)

#BE253B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #ad4028;
/* rgb */ color: rgb(173, 64, 40);
/* oklch */ color: oklch(51.9% 0.148 34.0);

Tailwind

colors: {
  custom: {
    50: '#cd7a63',
    500: '#ad4028',
    950: '#000000',
  },
}

SCSS

$custom: #ad4028;
$custom-light: #cd7a63;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4028",
  "rgb": {
    "r": 173,
    "g": 64,
    "b": 40
  },
  "hsl": {
    "h": 10.827,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.51919,
    "c": 0.14788,
    "h": 34
  },
  "luminance": 0.12704
}

Semantic roles & 50–950 ramp

primary

#AD4028

secondary

#6CB5C5

accent

#C8E642

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150905

muted

#837B7A

Preview Lab

Preview with #AD4028

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

Preview Lab → · Contrast checker → · Palette generator →