#AA3143#AA3143

#AA3143 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.1% C 0.156 H 16.5°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#AA3143
RGB	rgb(170, 49, 67)
HSL	hsl(351, 55%, 43%)
HSV	hsv(351, 71%, 67%)
CMYK	cmyk(0%, 71.2%, 60.6%, 33.3%)
CIE-LAB	lab(39.83, 50.10, 18.19)
CIE-LCH	lch(39.83, 53.30, 19.95°)
OKLab	oklab(50.09% 0.1499 0.0445)
OKLCH	oklch(50.09% 0.156 16.5)
XYZ	xyz(18.6908, 11.1506, 6.4772)
Luminance	0.1115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3143 #31AA98

analogous

#AA3180 #AA3143 #AA5B31

triadic

#AA3143 #43AA31 #3143AA

tetradic

#AA3143 #80AA31 #31AA98 #5B31AA

square

#AA3143 #80AA31 #31AA98 #5B31AA

split-complementary

#AA3143 #31AA5B #3180AA

monochromatic

#4B161E #7A2330 #AA3143 #CC4D60 #D97C8A

Accessibility & contrast

On white

6.50

#AA3143 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#AA3143 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3143

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3143	#FFFFFF	#000000	##FFFFFF
##AA3143	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514E43

Deuteranopia (green-blind)

#706740

Tritanopia (blue-blind)

#BA1038

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #aa3143;
/* rgb */ color: rgb(170, 49, 67);
/* oklch */ color: oklch(50.1% 0.156 16.5);

Tailwind

colors: {
  custom: {
    50: '#ca7277',
    500: '#aa3143',
    950: '#000000',
  },
}

SCSS

$custom: #aa3143;
$custom-light: #ca7277;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3143",
  "rgb": {
    "r": 170,
    "g": 49,
    "b": 67
  },
  "hsl": {
    "h": 351.074,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50086,
    "c": 0.15636,
    "h": 16.5
  },
  "luminance": 0.11148
}

Semantic roles & 50–950 ramp

primary

#AA3143

secondary

#75C2B6

accent

#DFC849

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140808

muted

#837B7B

Preview Lab

Preview with #AA3143

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

Preview Lab → · Contrast checker → · Palette generator →