#AA4137#AA4137

#AA4137 is a mid, vivid red. Relative luminance 0.126; OKLCH L 51.8% C 0.140 H 28.3°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#AA4137
RGB	rgb(170, 65, 55)
HSL	hsl(5, 51%, 44%)
HSV	hsv(5, 68%, 67%)
CMYK	cmyk(0%, 61.8%, 67.6%, 33.3%)
CIE-LAB	lab(42.16, 42.47, 28.48)
CIE-LCH	lch(42.16, 51.14, 33.84°)
OKLab	oklab(51.76% 0.1234 0.0665)
OKLCH	oklch(51.76% 0.14 28.3)
XYZ	xyz(19.1594, 12.6051, 5.0378)
Luminance	0.1260 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA4137 #37A0AA

analogous

#AA3767 #AA4137 #AA7B37

triadic

#AA4137 #37AA41 #4137AA

tetradic

#AA4137 #67AA37 #37A0AA #7B37AA

square

#AA4137 #67AA37 #37A0AA #7B37AA

split-complementary

#AA4137 #37AA7B #3767AA

monochromatic

#4E1E19 #7C2F28 #AA4137 #C86056 #D78B84

Accessibility & contrast

On white

5.97

#AA4137 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#AA4137 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA4137

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA4137	#FFFFFF	#000000	##FFFFFF
##AA4137	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5535

Deuteranopia (green-blind)

#776C34

Tritanopia (blue-blind)

#BA2A3F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #aa4137;
/* rgb */ color: rgb(170, 65, 55);
/* oklch */ color: oklch(51.8% 0.140 28.3);

Tailwind

colors: {
  custom: {
    50: '#ca7a6e',
    500: '#aa4137',
    950: '#000000',
  },
}

SCSS

$custom: #aa4137;
$custom-light: #ca7a6e;
$custom-dark: #000000;

JSON

{
  "hex": "#aa4137",
  "rgb": {
    "r": 170,
    "g": 65,
    "b": 55
  },
  "hsl": {
    "h": 5.217,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51763,
    "c": 0.1402,
    "h": 28.3
  },
  "luminance": 0.12602
}

Semantic roles & 50–950 ramp

primary

#AA4137

secondary

#7CBBC1

accent

#CEDB4D

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#140907

muted

#837B7A

Preview Lab

Preview with #AA4137

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

Preview Lab → · Contrast checker → · Palette generator →