#A33A29#A33A29

#A33A29 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.5% C 0.142 H 31.6°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#A33A29
RGB	rgb(163, 58, 41)
HSL	hsl(8, 60%, 40%)
HSV	hsv(8, 75%, 64%)
CMYK	cmyk(0%, 64.4%, 74.8%, 36.1%)
CIE-LAB	lab(39.54, 42.43, 33.28)
CIE-LCH	lch(39.54, 53.92, 38.11°)
OKLab	oklab(49.5% 0.1213 0.0747)
OKLCH	oklch(49.5% 0.142 31.6)
XYZ	xyz(17.0194, 10.9752, 3.3196)
Luminance	0.1097 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33A29 #2992A3

analogous

#A32955 #A33A29 #A37729

triadic

#A33A29 #29A33A #3A29A3

tetradic

#A33A29 #55A329 #2992A3 #7729A3

square

#A33A29 #55A329 #2992A3 #7729A3

split-complementary

#A33A29 #29A377 #2955A3

monochromatic

#411710 #72291D #A33A29 #CE503B #DA7C6C

Accessibility & contrast

On white

6.57

#A33A29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#A33A29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33A29

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33A29	#FFFFFF	#000000	##FFFFFF
##A33A29	1.00	6.57	3.19	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574F27

Deuteranopia (green-blind)

#716626

Tritanopia (blue-blind)

#B31F37

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a33a29;
/* rgb */ color: rgb(163, 58, 41);
/* oklch */ color: oklch(49.5% 0.142 31.6);

Tailwind

colors: {
  custom: {
    50: '#c67563',
    500: '#a33a29',
    950: '#000000',
  },
}

SCSS

$custom: #a33a29;
$custom-light: #c67563;
$custom-dark: #000000;

JSON

{
  "hex": "#a33a29",
  "rgb": {
    "r": 163,
    "g": 58,
    "b": 41
  },
  "hsl": {
    "h": 8.361,
    "s": 59.804,
    "l": 40
  },
  "oklch": {
    "l": 0.49496,
    "c": 0.14243,
    "h": 31.6
  },
  "luminance": 0.10973
}

Semantic roles & 50–950 ramp

primary

#A33A29

secondary

#67B4C1

accent

#CDE345

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140905

muted

#837B7A

Preview Lab

Preview with #A33A29

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

Preview Lab → · Contrast checker → · Palette generator →