#AA3A31#AA3A31

#AA3A31 is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.8% C 0.149 H 28.1°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#AA3A31
RGB	rgb(170, 58, 49)
HSL	hsl(4, 55%, 43%)
HSV	hsv(4, 71%, 67%)
CMYK	cmyk(0%, 65.9%, 71.2%, 33.3%)
CIE-LAB	lab(40.89, 45.31, 30.51)
CIE-LCH	lch(40.89, 54.63, 33.95°)
OKLab	oklab(50.78% 0.1311 0.07)
OKLCH	oklch(50.78% 0.149 28.1)
XYZ	xyz(18.6470, 11.7966, 4.2002)
Luminance	0.1179 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3A31 #31A1AA

analogous

#AA3164 #AA3A31 #AA7631

triadic

#AA3A31 #31AA3A #3A31AA

tetradic

#AA3A31 #64AA31 #31A1AA #7631AA

square

#AA3A31 #64AA31 #31A1AA #7631AA

split-complementary

#AA3A31 #31AA76 #3164AA

monochromatic

#4B1A16 #7A2A23 #AA3A31 #CC564D #D9837C

Accessibility & contrast

On white

6.25

#AA3A31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#AA3A31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3A31

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3A31	#FFFFFF	#000000	##FFFFFF
##AA3A31	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512F

Deuteranopia (green-blind)

#75692E

Tritanopia (blue-blind)

#BB1D39

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #aa3a31;
/* rgb */ color: rgb(170, 58, 49);
/* oklch */ color: oklch(50.8% 0.149 28.1);

Tailwind

colors: {
  custom: {
    50: '#cb7669',
    500: '#aa3a31',
    950: '#000000',
  },
}

SCSS

$custom: #aa3a31;
$custom-light: #cb7669;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3a31",
  "rgb": {
    "r": 170,
    "g": 58,
    "b": 49
  },
  "hsl": {
    "h": 4.463,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.5078,
    "c": 0.14862,
    "h": 28.1
  },
  "luminance": 0.11794
}

Semantic roles & 50–950 ramp

primary

#AA3A31

secondary

#75BCC2

accent

#D3DF49

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AA3A31

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

Preview Lab → · Contrast checker → · Palette generator →