#AC2523#AC2523

#AC2523 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.8% C 0.172 H 27.0°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#AC2523
RGB	rgb(172, 37, 35)
HSL	hsl(1, 66%, 41%)
HSV	hsv(1, 80%, 67%)
CMYK	cmyk(0%, 78.5%, 79.7%, 32.5%)
CIE-LAB	lab(38.23, 53.27, 35.80)
CIE-LCH	lch(38.23, 64.18, 33.90°)
OKLab	oklab(48.81% 0.153 0.0779)
OKLCH	oklch(48.81% 0.172 27)
XYZ	xyz(17.9804, 10.2180, 2.6153)
Luminance	0.1022 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2523 #23AAAC

analogous

#AC2365 #AC2523 #AC6923

triadic

#AC2523 #23AC25 #2523AC

tetradic

#AC2523 #65AC23 #23AAAC #6923AC

square

#AC2523 #65AC23 #23AAAC #6923AC

split-complementary

#AC2523 #23AC69 #2365AC

monochromatic

#460F0E #791A19 #AC2523 #D63836 #E06B69

Accessibility & contrast

On white

6.90

#AC2523 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#AC2523 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2523

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2523	#FFFFFF	#000000	##FFFFFF
##AC2523	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4721

Deuteranopia (green-blind)

#71651D

Tritanopia (blue-blind)

#BE0027

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ac2523;
/* rgb */ color: rgb(172, 37, 35);
/* oklch */ color: oklch(48.8% 0.172 27.0);

Tailwind

colors: {
  custom: {
    50: '#ce6c5f',
    500: '#ac2523',
    950: '#000000',
  },
}

SCSS

$custom: #ac2523;
$custom-light: #ce6c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2523",
  "rgb": {
    "r": 172,
    "g": 37,
    "b": 35
  },
  "hsl": {
    "h": 0.876,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48807,
    "c": 0.17165,
    "h": 27
  },
  "luminance": 0.10215
}

Semantic roles & 50–950 ramp

primary

#AC2523

secondary

#64C5C6

accent

#E7E93F

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AC2523

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

Preview Lab → · Contrast checker → · Palette generator →