#A9311E#A9311E

#A9311E is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.3% C 0.159 H 31.8°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#A9311E
RGB	rgb(169, 49, 30)
HSL	hsl(8, 70%, 39%)
HSV	hsv(8, 82%, 66%)
CMYK	cmyk(0%, 71%, 82.2%, 33.7%)
CIE-LAB	lab(39.12, 47.93, 39.21)
CIE-LCH	lch(39.12, 61.93, 39.29°)
OKLab	oklab(49.35% 0.1356 0.084)
OKLCH	oklch(49.35% 0.159 31.8)
XYZ	xyz(17.6969, 10.7281, 2.3669)
Luminance	0.1072 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9311E #1E96A9

analogous

#A91E51 #A9311E #A9771E

triadic

#A9311E #1EA931 #311EA9

tetradic

#A9311E #51A91E #1E96A9 #771EA9

square

#A9311E #51A91E #1E96A9 #771EA9

split-complementary

#A9311E #1EA977 #1E51A9

monochromatic

#41130C #752215 #A9311E #D9432B #E3715F

Accessibility & contrast

On white

6.68

#A9311E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#A9311E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A9311E

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9311E	#FFFFFF	#000000	##FFFFFF
##A9311E	1.00	6.68	3.15	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B1A

Deuteranopia (green-blind)

#726618

Tritanopia (blue-blind)

#BA002E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a9311e;
/* rgb */ color: rgb(169, 49, 30);
/* oklch */ color: oklch(49.3% 0.159 31.8);

Tailwind

colors: {
  custom: {
    50: '#cb715c',
    500: '#a9311e',
    950: '#000000',
  },
}

SCSS

$custom: #a9311e;
$custom-light: #cb715c;
$custom-dark: #000000;

JSON

{
  "hex": "#a9311e",
  "rgb": {
    "r": 169,
    "g": 49,
    "b": 30
  },
  "hsl": {
    "h": 8.201,
    "s": 69.849,
    "l": 39.02
  },
  "oklch": {
    "l": 0.49349,
    "c": 0.15946,
    "h": 31.8
  },
  "luminance": 0.10725
}

Semantic roles & 50–950 ramp

primary

#A9311E

secondary

#5CB8C7

accent

#D4ED3B

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A9311E

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

Preview Lab → · Contrast checker → · Palette generator →