#AD3027#AD3027

#AD3027 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.0% C 0.163 H 28.5°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#AD3027
RGB	rgb(173, 48, 39)
HSL	hsl(4, 63%, 42%)
HSV	hsv(4, 77%, 68%)
CMYK	cmyk(0%, 72.3%, 77.5%, 32.2%)
CIE-LAB	lab(39.83, 49.96, 35.26)
CIE-LCH	lch(39.83, 61.15, 35.22°)
OKLab	oklab(50.05% 0.1432 0.0779)
OKLCH	oklch(50.05% 0.163 28.5)
XYZ	xyz(18.6589, 11.1475, 3.0883)
Luminance	0.1114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3027 #27A4AD

analogous

#AD2761 #AD3027 #AD7327

triadic

#AD3027 #27AD30 #3027AD

tetradic

#AD3027 #61AD27 #27A4AD #7327AD

square

#AD3027 #61AD27 #27A4AD #7327AD

split-complementary

#AD3027 #27AD73 #2761AD

monochromatic

#491410 #7B221C #AD3027 #D3483E #DF7770

Accessibility & contrast

On white

6.50

#AD3027 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#AD3027 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3027

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3027	#FFFFFF	#000000	##FFFFFF
##AD3027	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C25

Deuteranopia (green-blind)

#746822

Tritanopia (blue-blind)

#BF002F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ad3027;
/* rgb */ color: rgb(173, 48, 39);
/* oklch */ color: oklch(50.0% 0.163 28.5);

Tailwind

colors: {
  custom: {
    50: '#ce7162',
    500: '#ad3027',
    950: '#000000',
  },
}

SCSS

$custom: #ad3027;
$custom-light: #ce7162;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3027",
  "rgb": {
    "r": 173,
    "g": 48,
    "b": 39
  },
  "hsl": {
    "h": 4.03,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.50046,
    "c": 0.16304,
    "h": 28.5
  },
  "luminance": 0.11145
}

Semantic roles & 50–950 ramp

primary

#AD3027

secondary

#6ABFC6

accent

#DBE642

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AD3027

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

Preview Lab → · Contrast checker → · Palette generator →