#AC3F26#AC3F26

#AC3F26 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.6% C 0.148 H 34.3°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#AC3F26
RGB	rgb(172, 63, 38)
HSL	hsl(11, 64%, 41%)
HSV	hsv(11, 78%, 67%)
CMYK	cmyk(0%, 63.4%, 77.9%, 32.5%)
CIE-LAB	lab(41.95, 43.30, 37.99)
CIE-LCH	lch(41.95, 57.60, 41.27°)
OKLab	oklab(51.6% 0.1224 0.0836)
OKLCH	oklch(51.6% 0.148 34.3)
XYZ	xyz(19.1427, 12.4683, 3.2320)
Luminance	0.1247 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3F26 #2693AC

analogous

#AC2650 #AC3F26 #AC8226

triadic

#AC3F26 #26AC3F #3F26AC

tetradic

#AC3F26 #50AC26 #2693AC #8226AC

square

#AC3F26 #50AC26 #2693AC #8226AC

split-complementary

#AC3F26 #26AC82 #2650AC

monochromatic

#481A10 #7A2D1B #AC3F26 #D4583B #DF836E

Accessibility & contrast

On white

6.01

#AC3F26 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#AC3F26 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3F26

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3F26	#FFFFFF	#000000	##FFFFFF
##AC3F26	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5422

Deuteranopia (green-blind)

#796C22

Tritanopia (blue-blind)

#BD233A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ac3f26;
/* rgb */ color: rgb(172, 63, 38);
/* oklch */ color: oklch(51.6% 0.148 34.3);

Tailwind

colors: {
  custom: {
    50: '#cd7962',
    500: '#ac3f26',
    950: '#000000',
  },
}

SCSS

$custom: #ac3f26;
$custom-light: #cd7962;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3f26",
  "rgb": {
    "r": 172,
    "g": 63,
    "b": 38
  },
  "hsl": {
    "h": 11.194,
    "s": 63.81,
    "l": 41.176
  },
  "oklch": {
    "l": 0.51603,
    "c": 0.1482,
    "h": 34.3
  },
  "luminance": 0.12466
}

Semantic roles & 50–950 ramp

primary

#AC3F26

secondary

#68B4C5

accent

#C8E741

background

#FDF7F5

surface

#FBEEEA

border

#D4C9C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3F26

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

Preview Lab → · Contrast checker → · Palette generator →