#A9371F#A9371F

#A9371F is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.0% C 0.154 H 33.6°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#A9371F
RGB	rgb(169, 55, 31)
HSL	hsl(10, 69%, 39%)
HSV	hsv(10, 82%, 66%)
CMYK	cmyk(0%, 67.5%, 81.7%, 33.7%)
CIE-LAB	lab(40.03, 45.51, 39.57)
CIE-LCH	lch(40.03, 60.31, 41.01°)
OKLab	oklab(50.04% 0.1282 0.0851)
OKLCH	oklch(50.04% 0.154 33.6)
XYZ	xyz(17.9778, 11.2690, 2.5246)
Luminance	0.1127 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9371F #1F91A9

analogous

#A91F4C #A9371F #A97C1F

triadic

#A9371F #1FA937 #371FA9

tetradic

#A9371F #4CA91F #1F91A9 #7C1FA9

square

#A9371F #4CA91F #1F91A9 #7C1FA9

split-complementary

#A9371F #1FA97C #1F4CA9

monochromatic

#42150C #752616 #A9371F #D84B2D #E27760

Accessibility & contrast

On white

6.46

#A9371F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#A9371F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A9371F

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9371F	#FFFFFF	#000000	##FFFFFF
##A9371F	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E1B

Deuteranopia (green-blind)

#74681A

Tritanopia (blue-blind)

#BA1332

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a9371f;
/* rgb */ color: rgb(169, 55, 31);
/* oklch */ color: oklch(50.0% 0.154 33.6);

Tailwind

colors: {
  custom: {
    50: '#cb745d',
    500: '#a9371f',
    950: '#000000',
  },
}

SCSS

$custom: #a9371f;
$custom-light: #cb745d;
$custom-dark: #000000;

JSON

{
  "hex": "#a9371f",
  "rgb": {
    "r": 169,
    "g": 55,
    "b": 31
  },
  "hsl": {
    "h": 10.435,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.50035,
    "c": 0.1539,
    "h": 33.6
  },
  "luminance": 0.11266
}

Semantic roles & 50–950 ramp

primary

#A9371F

secondary

#5DB4C7

accent

#CDEC3C

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A9371F

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

Preview Lab → · Contrast checker → · Palette generator →