#A23521#A23521

#A23521 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.6% C 0.148 H 32.6°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#A23521
RGB	rgb(162, 53, 33)
HSL	hsl(9, 66%, 38%)
HSV	hsv(9, 80%, 64%)
CMYK	cmyk(0%, 67.3%, 79.6%, 36.5%)
CIE-LAB	lab(38.45, 43.96, 36.51)
CIE-LCH	lch(38.45, 57.15, 39.71°)
OKLab	oklab(48.61% 0.1245 0.0797)
OKLCH	oklch(48.61% 0.148 32.6)
XYZ	xyz(16.4498, 10.3398, 2.5682)
Luminance	0.1034 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23521 #218EA2

analogous

#A2214E #A23521 #A27521

triadic

#A23521 #21A235 #3521A2

tetradic

#A23521 #4EA221 #218EA2 #7521A2

square

#A23521 #4EA221 #218EA2 #7521A2

split-complementary

#A23521 #21A275 #214EA2

monochromatic

#3C140C #6F2417 #A23521 #D4462C #DE735F

Accessibility & contrast

On white

6.85

#A23521 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#A23521 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23521

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23521	#FFFFFF	#000000	##FFFFFF
##A23521	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B1E

Deuteranopia (green-blind)

#6F631D

Tritanopia (blue-blind)

#B31431

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a23521;
/* rgb */ color: rgb(162, 53, 33);
/* oklch */ color: oklch(48.6% 0.148 32.6);

Tailwind

colors: {
  custom: {
    50: '#c6725e',
    500: '#a23521',
    950: '#000000',
  },
}

SCSS

$custom: #a23521;
$custom-light: #c6725e;
$custom-dark: #000000;

JSON

{
  "hex": "#a23521",
  "rgb": {
    "r": 162,
    "g": 53,
    "b": 33
  },
  "hsl": {
    "h": 9.302,
    "s": 66.154,
    "l": 38.235
  },
  "oklch": {
    "l": 0.48612,
    "c": 0.14784,
    "h": 32.6
  },
  "luminance": 0.10337
}

Semantic roles & 50–950 ramp

primary

#A23521

secondary

#5CB3C3

accent

#CFE93F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A23521

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

Preview Lab → · Contrast checker → · Palette generator →