#A33D2E#A33D2E

#A33D2E is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.0% C 0.138 H 30.9°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#A33D2E
RGB	rgb(163, 61, 46)
HSL	hsl(8, 56%, 41%)
HSV	hsv(8, 72%, 64%)
CMYK	cmyk(0%, 62.6%, 71.8%, 36.1%)
CIE-LAB	lab(40.12, 41.29, 31.05)
CIE-LCH	lch(40.12, 51.66, 36.95°)
OKLab	oklab(49.95% 0.1187 0.071)
OKLCH	oklch(49.95% 0.138 30.9)
XYZ	xyz(17.2679, 11.3237, 3.8606)
Luminance	0.1132 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33D2E #2E94A3

analogous

#A32E59 #A33D2E #A3772E

triadic

#A33D2E #2EA33D #3D2EA3

tetradic

#A33D2E #59A32E #2E94A3 #772EA3

square

#A33D2E #59A32E #2E94A3 #772EA3

split-complementary

#A33D2E #2EA377 #2E59A3

monochromatic

#441913 #732B21 #A33D2E #CA5544 #D88174

Accessibility & contrast

On white

6.43

#A33D2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#A33D2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33D2E

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33D2E	#FFFFFF	#000000	##FFFFFF
##A33D2E	1.00	6.43	3.26	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512C

Deuteranopia (green-blind)

#72672B

Tritanopia (blue-blind)

#B3253A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a33d2e;
/* rgb */ color: rgb(163, 61, 46);
/* oklch */ color: oklch(50.0% 0.138 30.9);

Tailwind

colors: {
  custom: {
    50: '#c57767',
    500: '#a33d2e',
    950: '#000000',
  },
}

SCSS

$custom: #a33d2e;
$custom-light: #c57767;
$custom-dark: #000000;

JSON

{
  "hex": "#a33d2e",
  "rgb": {
    "r": 163,
    "g": 61,
    "b": 46
  },
  "hsl": {
    "h": 7.692,
    "s": 55.981,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49953,
    "c": 0.13831,
    "h": 30.9
  },
  "luminance": 0.11321
}

Semantic roles & 50–950 ramp

primary

#A33D2E

secondary

#6DB5BF

accent

#CCDF49

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A33D2E

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

Preview Lab → · Contrast checker → · Palette generator →