#A33F30#A33F30

#A33F30 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.3% C 0.136 H 30.9°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#A33F30
RGB	rgb(163, 63, 48)
HSL	hsl(8, 55%, 41%)
HSV	hsv(8, 71%, 64%)
CMYK	cmyk(0%, 61.3%, 70.6%, 36.1%)
CIE-LAB	lab(40.50, 40.45, 30.33)
CIE-LCH	lch(40.50, 50.56, 36.87°)
OKLab	oklab(50.25% 0.1165 0.0698)
OKLCH	oklch(50.25% 0.136 30.9)
XYZ	xyz(17.4170, 11.5573, 4.1094)
Luminance	0.1155 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33F30 #3094A3

analogous

#A3305B #A33F30 #A37930

triadic

#A33F30 #30A33F #3F30A3

tetradic

#A33F30 #5BA330 #3094A3 #7930A3

square

#A33F30 #5BA330 #3094A3 #7930A3

split-complementary

#A33F30 #30A379 #305BA3

monochromatic

#441A14 #742D22 #A33F30 #C95847 #D78377

Accessibility & contrast

On white

6.34

#A33F30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#A33F30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33F30

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33F30	#FFFFFF	#000000	##FFFFFF
##A33F30	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A522E

Deuteranopia (green-blind)

#73682D

Tritanopia (blue-blind)

#B3293C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a33f30;
/* rgb */ color: rgb(163, 63, 48);
/* oklch */ color: oklch(50.3% 0.136 30.9);

Tailwind

colors: {
  custom: {
    50: '#c57869',
    500: '#a33f30',
    950: '#000000',
  },
}

SCSS

$custom: #a33f30;
$custom-light: #c57869;
$custom-dark: #000000;

JSON

{
  "hex": "#a33f30",
  "rgb": {
    "r": 163,
    "g": 63,
    "b": 48
  },
  "hsl": {
    "h": 7.826,
    "s": 54.502,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50251,
    "c": 0.13579,
    "h": 30.9
  },
  "luminance": 0.11555
}

Semantic roles & 50–950 ramp

primary

#A33F30

secondary

#70B5BF

accent

#CBDE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A33F30

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

Preview Lab → · Contrast checker → · Palette generator →