#AD2D23#AD2D23

#AD2D23 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.7% C 0.166 H 29.0°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#AD2D23
RGB	rgb(173, 45, 35)
HSL	hsl(4, 66%, 41%)
HSV	hsv(4, 80%, 68%)
CMYK	cmyk(0%, 74%, 79.8%, 32.2%)
CIE-LAB	lab(39.39, 50.91, 37.04)
CIE-LCH	lch(39.39, 62.96, 36.04°)
OKLab	oklab(49.7% 0.1454 0.0805)
OKLCH	oklch(49.7% 0.166 29)
XYZ	xyz(18.4775, 10.8852, 2.7179)
Luminance	0.1088 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2D23 #23A3AD

analogous

#AD235E #AD2D23 #AD7223

triadic

#AD2D23 #23AD2D #2D23AD

tetradic

#AD2D23 #5EAD23 #23A3AD #7223AD

square

#AD2D23 #5EAD23 #23A3AD #7223AD

split-complementary

#AD2D23 #23AD72 #235EAD

monochromatic

#47130E #7A2019 #AD2D23 #D64237 #E1726A

Accessibility & contrast

On white

6.61

#AD2D23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#AD2D23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2D23

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2D23	#FFFFFF	#000000	##FFFFFF
##AD2D23	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B20

Deuteranopia (green-blind)

#73671D

Tritanopia (blue-blind)

#BF002C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2d23;
/* rgb */ color: rgb(173, 45, 35);
/* oklch */ color: oklch(49.7% 0.166 29.0);

Tailwind

colors: {
  custom: {
    50: '#ce705f',
    500: '#ad2d23',
    950: '#000000',
  },
}

SCSS

$custom: #ad2d23;
$custom-light: #ce705f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2d23",
  "rgb": {
    "r": 173,
    "g": 45,
    "b": 35
  },
  "hsl": {
    "h": 4.348,
    "s": 66.346,
    "l": 40.784
  },
  "oklch": {
    "l": 0.49704,
    "c": 0.16624,
    "h": 29
  },
  "luminance": 0.10882
}

Semantic roles & 50–950 ramp

primary

#AD2D23

secondary

#65C0C7

accent

#DDE93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AD2D23

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

Preview Lab → · Contrast checker → · Palette generator →