#AD3630#AD3630

#AD3630 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.8% C 0.156 H 27.1°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#AD3630
RGB	rgb(173, 54, 48)
HSL	hsl(3, 57%, 43%)
HSV	hsv(3, 72%, 68%)
CMYK	cmyk(0%, 68.8%, 72.3%, 32.2%)
CIE-LAB	lab(40.80, 47.99, 31.13)
CIE-LCH	lch(40.80, 57.20, 32.97°)
OKLab	oklab(50.81% 0.139 0.071)
OKLCH	oklch(50.81% 0.156 27.1)
XYZ	xyz(19.0883, 11.7388, 4.0564)
Luminance	0.1174 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3630 #30A7AD

analogous

#AD3068 #AD3630 #AD7430

triadic

#AD3630 #30AD36 #3630AD

tetradic

#AD3630 #68AD30 #30A7AD #7430AD

square

#AD3630 #68AD30 #30A7AD #7430AD

split-complementary

#AD3630 #30AD74 #3068AD

monochromatic

#4D1815 #7D2723 #AD3630 #CE534D #DB817D

Accessibility & contrast

On white

6.27

#AD3630 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#AD3630 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3630

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3630	#FFFFFF	#000000	##FFFFFF
##AD3630	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57502E

Deuteranopia (green-blind)

#756A2C

Tritanopia (blue-blind)

#BE1236

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ad3630;
/* rgb */ color: rgb(173, 54, 48);
/* oklch */ color: oklch(50.8% 0.156 27.1);

Tailwind

colors: {
  custom: {
    50: '#cd7468',
    500: '#ad3630',
    950: '#000000',
  },
}

SCSS

$custom: #ad3630;
$custom-light: #cd7468;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3630",
  "rgb": {
    "r": 173,
    "g": 54,
    "b": 48
  },
  "hsl": {
    "h": 2.88,
    "s": 56.561,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50807,
    "c": 0.15604,
    "h": 27.1
  },
  "luminance": 0.11736
}

Semantic roles & 50–950 ramp

primary

#AD3630

secondary

#75C0C3

accent

#D9E048

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AD3630

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

Preview Lab → · Contrast checker → · Palette generator →