#AA3B1F#AA3B1F

#AA3B1F is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.7% C 0.151 H 35.1°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#AA3B1F
RGB	rgb(170, 59, 31)
HSL	hsl(12, 69%, 39%)
HSV	hsv(12, 82%, 67%)
CMYK	cmyk(0%, 65.3%, 81.8%, 33.3%)
CIE-LAB	lab(40.86, 44.12, 40.43)
CIE-LCH	lch(40.86, 59.85, 42.50°)
OKLab	oklab(50.69% 0.1239 0.0869)
OKLCH	oklch(50.69% 0.151 35.1)
XYZ	xyz(18.3909, 11.7756, 2.6006)
Luminance	0.1177 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3B1F #1F8EAA

analogous

#AA1F49 #AA3B1F #AA801F

triadic

#AA3B1F #1FAA3B #3B1FAA

tetradic

#AA3B1F #49AA1F #1F8EAA #801FAA

square

#AA3B1F #49AA1F #1F8EAA #801FAA

split-complementary

#AA3B1F #1FAA80 #1F49AA

monochromatic

#42170C #762916 #AA3B1F #D9502D #E27B61

Accessibility & contrast

On white

6.26

#AA3B1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#AA3B1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3B1F

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3B1F	#FFFFFF	#000000	##FFFFFF
##AA3B1F	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B511B

Deuteranopia (green-blind)

#76691A

Tritanopia (blue-blind)

#BB1B36

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #aa3b1f;
/* rgb */ color: rgb(170, 59, 31);
/* oklch */ color: oklch(50.7% 0.151 35.1);

Tailwind

colors: {
  custom: {
    50: '#cc765d',
    500: '#aa3b1f',
    950: '#000000',
  },
}

SCSS

$custom: #aa3b1f;
$custom-light: #cc765d;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3b1f",
  "rgb": {
    "r": 170,
    "g": 59,
    "b": 31
  },
  "hsl": {
    "h": 12.086,
    "s": 69.154,
    "l": 39.412
  },
  "oklch": {
    "l": 0.50691,
    "c": 0.1513,
    "h": 35.1
  },
  "luminance": 0.11773
}

Semantic roles & 50–950 ramp

primary

#AA3B1F

secondary

#5EB2C7

accent

#C8EC3C

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AA3B1F

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

Preview Lab → · Contrast checker → · Palette generator →