#AD2527#AD2527

#AD2527 is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.0% C 0.172 H 25.7°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#AD2527
RGB	rgb(173, 37, 39)
HSL	hsl(359, 65%, 41%)
HSV	hsv(359, 79%, 68%)
CMYK	cmyk(0%, 78.6%, 77.5%, 32.2%)
CIE-LAB	lab(38.48, 53.72, 33.81)
CIE-LCH	lch(38.48, 63.47, 32.19°)
OKLab	oklab(49.04% 0.1551 0.0747)
OKLCH	oklch(49.04% 0.172 25.7)
XYZ	xyz(18.2635, 10.3568, 2.9565)
Luminance	0.1035 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2527 #25ADAB

analogous

#AD256B #AD2527 #AD6725

triadic

#AD2527 #27AD25 #2527AD

tetradic

#AD2527 #6BAD25 #25ADAB #6725AD

square

#AD2527 #6BAD25 #25ADAB #6725AD

split-complementary

#AD2527 #25AD67 #256BAD

monochromatic

#480F10 #7B1A1C #AD2527 #D53A3D #E06D6E

Accessibility & contrast

On white

6.84

#AD2527 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#AD2527 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2527

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2527	#FFFFFF	#000000	##FFFFFF
##AD2527	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4825

Deuteranopia (green-blind)

#716521

Tritanopia (blue-blind)

#BF0028

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ad2527;
/* rgb */ color: rgb(173, 37, 39);
/* oklch */ color: oklch(49.0% 0.172 25.7);

Tailwind

colors: {
  custom: {
    50: '#ce6c61',
    500: '#ad2527',
    950: '#000000',
  },
}

SCSS

$custom: #ad2527;
$custom-light: #ce6c61;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2527",
  "rgb": {
    "r": 173,
    "g": 37,
    "b": 39
  },
  "hsl": {
    "h": 359.118,
    "s": 64.762,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49039,
    "c": 0.17215,
    "h": 25.7
  },
  "luminance": 0.10354
}

Semantic roles & 50–950 ramp

primary

#AD2527

secondary

#68C6C5

accent

#E8E540

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AD2527

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

Preview Lab → · Contrast checker → · Palette generator →