#AD3127#AD3127

#AD3127 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.1% C 0.162 H 28.8°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#AD3127
RGB	rgb(173, 49, 39)
HSL	hsl(4, 63%, 42%)
HSV	hsv(4, 77%, 68%)
CMYK	cmyk(0%, 71.7%, 77.5%, 32.2%)
CIE-LAB	lab(39.97, 49.58, 35.41)
CIE-LCH	lch(39.97, 60.92, 35.53°)
OKLab	oklab(50.15% 0.1421 0.0782)
OKLCH	oklch(50.15% 0.162 28.8)
XYZ	xyz(18.7003, 11.2302, 3.1020)
Luminance	0.1123 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3127 #27A3AD

analogous

#AD2760 #AD3127 #AD7427

triadic

#AD3127 #27AD31 #3127AD

tetradic

#AD3127 #60AD27 #27A3AD #7427AD

square

#AD3127 #60AD27 #27A3AD #7427AD

split-complementary

#AD3127 #27AD74 #2760AD

monochromatic

#491510 #7B231C #AD3127 #D3493E #DF7870

Accessibility & contrast

On white

6.47

#AD3127 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#AD3127 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3127

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3127	#FFFFFF	#000000	##FFFFFF
##AD3127	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D25

Deuteranopia (green-blind)

#746822

Tritanopia (blue-blind)

#BF0030

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ad3127;
/* rgb */ color: rgb(173, 49, 39);
/* oklch */ color: oklch(50.1% 0.162 28.8);

Tailwind

colors: {
  custom: {
    50: '#ce7262',
    500: '#ad3127',
    950: '#000000',
  },
}

SCSS

$custom: #ad3127;
$custom-light: #ce7262;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3127",
  "rgb": {
    "r": 173,
    "g": 49,
    "b": 39
  },
  "hsl": {
    "h": 4.478,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.50149,
    "c": 0.16215,
    "h": 28.8
  },
  "luminance": 0.11227
}

Semantic roles & 50–950 ramp

primary

#AD3127

secondary

#6ABFC6

accent

#DAE642

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AD3127

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

Preview Lab → · Contrast checker → · Palette generator →