#A13D21#A13D21

#A13D21 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.5% C 0.139 H 36.2°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#A13D21
RGB	rgb(161, 61, 33)
HSL	hsl(13, 66%, 38%)
HSV	hsv(13, 80%, 63%)
CMYK	cmyk(0%, 62.1%, 79.5%, 36.9%)
CIE-LAB	lab(39.63, 39.96, 37.65)
CIE-LCH	lch(39.63, 54.91, 43.30°)
OKLab	oklab(49.47% 0.1123 0.0822)
OKLCH	oklch(49.47% 0.139 36.2)
XYZ	xyz(16.6430, 11.0267, 2.6905)
Luminance	0.1102 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13D21 #2185A1

analogous

#A12145 #A13D21 #A17D21

triadic

#A13D21 #21A13D #3D21A1

tetradic

#A13D21 #45A121 #2185A1 #7D21A1

square

#A13D21 #45A121 #2185A1 #7D21A1

split-complementary

#A13D21 #21A17D #2145A1

monochromatic

#3B170C #6E2A17 #A13D21 #D4502C #DE7A5E

Accessibility & contrast

On white

6.55

#A13D21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#A13D21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13D21

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13D21	#FFFFFF	#000000	##FFFFFF
##A13D21	1.00	6.55	3.20	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F1D

Deuteranopia (green-blind)

#72661D

Tritanopia (blue-blind)

#B12437

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a13d21;
/* rgb */ color: rgb(161, 61, 33);
/* oklch */ color: oklch(49.5% 0.139 36.2);

Tailwind

colors: {
  custom: {
    50: '#c4775e',
    500: '#a13d21',
    950: '#000000',
  },
}

SCSS

$custom: #a13d21;
$custom-light: #c4775e;
$custom-dark: #000000;

JSON

{
  "hex": "#a13d21",
  "rgb": {
    "r": 161,
    "g": 61,
    "b": 33
  },
  "hsl": {
    "h": 13.125,
    "s": 65.979,
    "l": 38.039
  },
  "oklch": {
    "l": 0.49467,
    "c": 0.13916,
    "h": 36.2
  },
  "luminance": 0.11024
}

Semantic roles & 50–950 ramp

primary

#A13D21

secondary

#5BACC3

accent

#C4E93F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A13D21

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

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