#AC3038#AC3038

#AC3038 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.1% C 0.160 H 21.7°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#AC3038
RGB	rgb(172, 48, 56)
HSL	hsl(356, 56%, 43%)
HSV	hsv(356, 72%, 67%)
CMYK	cmyk(0%, 72.1%, 67.4%, 32.5%)
CIE-LAB	lab(39.87, 50.43, 25.15)
CIE-LCH	lch(39.87, 56.36, 26.50°)
OKLab	oklab(50.12% 0.1485 0.0592)
OKLCH	oklch(50.12% 0.16 21.7)
XYZ	xyz(18.7860, 11.1729, 4.9080)
Luminance	0.1117 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3038 #30ACA4

analogous

#AC3076 #AC3038 #AC6630

triadic

#AC3038 #38AC30 #3038AC

tetradic

#AC3038 #76AC30 #30ACA4 #6630AC

square

#AC3038 #76AC30 #30ACA4 #6630AC

split-complementary

#AC3038 #30AC66 #3076AC

monochromatic

#4C1519 #7C2328 #AC3038 #CD4C54 #DA7C82

Accessibility & contrast

On white

6.49

#AC3038 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#AC3038 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3038

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3038	#FFFFFF	#000000	##FFFFFF
##AC3038	1.00	6.49	3.23	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534D37

Deuteranopia (green-blind)

#726834

Tritanopia (blue-blind)

#BD0334

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ac3038;
/* rgb */ color: rgb(172, 48, 56);
/* oklch */ color: oklch(50.1% 0.160 21.7);

Tailwind

colors: {
  custom: {
    50: '#cc716e',
    500: '#ac3038',
    950: '#000000',
  },
}

SCSS

$custom: #ac3038;
$custom-light: #cc716e;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3038",
  "rgb": {
    "r": 172,
    "g": 48,
    "b": 56
  },
  "hsl": {
    "h": 356.129,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50118,
    "c": 0.15987,
    "h": 21.7
  },
  "luminance": 0.1117
}

Semantic roles & 50–950 ramp

primary

#AC3038

secondary

#75C3BE

accent

#E0D648

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #AC3038

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

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