#A13A33#A13A33

#A13A33 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.3% C 0.138 H 27.2°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#A13A33
RGB	rgb(161, 58, 51)
HSL	hsl(4, 52%, 42%)
HSV	hsv(4, 68%, 63%)
CMYK	cmyk(0%, 64%, 68.3%, 36.9%)
CIE-LAB	lab(39.32, 42.22, 27.06)
CIE-LCH	lch(39.32, 50.15, 32.65°)
OKLab	oklab(49.31% 0.1229 0.0631)
OKLCH	oklch(49.31% 0.138 27.2)
XYZ	xyz(16.8102, 10.8445, 4.3393)
Luminance	0.1084 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13A33 #339AA1

analogous

#A13363 #A13A33 #A17133

triadic

#A13A33 #33A13A #3A33A1

tetradic

#A13A33 #63A133 #339AA1 #7133A1

square

#A13A33 #63A133 #339AA1 #7133A1

split-complementary

#A13A33 #33A171 #3363A1

monochromatic

#441916 #732924 #A13A33 #C6534B #D57F7A

Accessibility & contrast

On white

6.63

#A13A33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A13A33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13A33

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13A33	#FFFFFF	#000000	##FFFFFF
##A13A33	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564F32

Deuteranopia (green-blind)

#6F6530

Tritanopia (blue-blind)

#B12239

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a13a33;
/* rgb */ color: rgb(161, 58, 51);
/* oklch */ color: oklch(49.3% 0.138 27.2);

Tailwind

colors: {
  custom: {
    50: '#c3756b',
    500: '#a13a33',
    950: '#000000',
  },
}

SCSS

$custom: #a13a33;
$custom-light: #c3756b;
$custom-dark: #000000;

JSON

{
  "hex": "#a13a33",
  "rgb": {
    "r": 161,
    "g": 58,
    "b": 51
  },
  "hsl": {
    "h": 3.818,
    "s": 51.887,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49305,
    "c": 0.13817,
    "h": 27.2
  },
  "luminance": 0.10842
}

Semantic roles & 50–950 ramp

primary

#A13A33

secondary

#72B9BD

accent

#D2DB4C

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140906

muted

#827B7A

Preview Lab

Preview with #A13A33

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

Preview Lab → · Contrast checker → · Palette generator →