#A13D31#A13D31

#A13D31 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.7% C 0.135 H 29.5°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#A13D31
RGB	rgb(161, 61, 49)
HSL	hsl(6, 53%, 41%)
HSV	hsv(6, 70%, 63%)
CMYK	cmyk(0%, 62.1%, 69.6%, 36.9%)
CIE-LAB	lab(39.81, 40.71, 28.85)
CIE-LCH	lch(39.81, 49.90, 35.32°)
OKLab	oklab(49.67% 0.1178 0.0668)
OKLCH	oklch(49.67% 0.135 29.5)
XYZ	xyz(16.9228, 11.1386, 4.1640)
Luminance	0.1114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13D31 #3195A1

analogous

#A1315D #A13D31 #A17531

triadic

#A13D31 #31A13D #3D31A1

tetradic

#A13D31 #5DA131 #3195A1 #7531A1

square

#A13D31 #5DA131 #3195A1 #7531A1

split-complementary

#A13D31 #31A175 #315DA1

monochromatic

#431914 #722B23 #A13D31 #C75648 #D68177

Accessibility & contrast

On white

6.51

#A13D31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#A13D31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13D31

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13D31	#FFFFFF	#000000	##FFFFFF
##A13D31	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58502F

Deuteranopia (green-blind)

#71662E

Tritanopia (blue-blind)

#B1273B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a13d31;
/* rgb */ color: rgb(161, 61, 49);
/* oklch */ color: oklch(49.7% 0.135 29.5);

Tailwind

colors: {
  custom: {
    50: '#c37769',
    500: '#a13d31',
    950: '#000000',
  },
}

SCSS

$custom: #a13d31;
$custom-light: #c37769;
$custom-dark: #000000;

JSON

{
  "hex": "#a13d31",
  "rgb": {
    "r": 161,
    "g": 61,
    "b": 49
  },
  "hsl": {
    "h": 6.429,
    "s": 53.333,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49669,
    "c": 0.13538,
    "h": 29.5
  },
  "luminance": 0.11136
}

Semantic roles & 50–950 ramp

primary

#A13D31

secondary

#70B5BE

accent

#CDDD4B

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140906

muted

#827B7A

Preview Lab

Preview with #A13D31

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

Preview Lab → · Contrast checker → · Palette generator →