#AA3753#AA3753
#AA3753 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.1% C 0.151 H 9.6°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).
Color values
| HEX | #AA3753 |
|---|---|
| RGB | rgb(170, 55, 83) |
| HSL | hsl(345, 51%, 44%) |
| HSV | hsv(345, 68%, 67%) |
| CMYK | cmyk(0%, 67.6%, 51.2%, 33.3%) |
| CIE-LAB | lab(41.07, 48.96, 9.83) |
| CIE-LCH | lch(41.07, 49.93, 11.35°) |
| OKLab | oklab(51.12% 0.1486 0.0252) |
| OKLCH | oklch(51.12% 0.151 9.6) |
| XYZ | xyz(19.5067, 11.9055, 9.4527) |
| Luminance | 0.1190 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Light Burgundy
#A8415B
ΔE00 2.35
Light Maroon
#A24857
ΔE00 3.84
Dark Rose
#B5485D
ΔE00 4.71
Purplish Red
#B0054B
ΔE00 4.98
Raspberry (survey)
#B00149
ΔE00 5.12
Rouge
#AB1239
ΔE00 6.55
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AA3753 #37AA8E
analogous
#AA378D #AA3753 #AA5537
triadic
#AA3753 #53AA37 #3753AA
tetradic
#AA3753 #8DAA37 #37AA8E #5537AA
square
#AA3753 #8DAA37 #37AA8E #5537AA
split-complementary
#AA3753 #37AA55 #378DAA
monochromatic
#4E1926 #7C283C #AA3753 #C85672 #D78498
Accessibility & contrast
On white
6.21
#AA3753 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.38
#AA3753 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AA3753
6.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AA3753 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AA3753 | 1.00 | 6.21 | 3.38 | 6.21 |
| #FFFFFF | 6.21 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.38 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.21 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#525254
Deuteranopia (green-blind)
#706950
Tritanopia (blue-blind)
#B92342
Achromatopsia (no color)
#616161
Design tokens & code
CSS
--color: #aa3753; /* rgb */ color: rgb(170, 55, 83); /* oklch */ color: oklch(51.1% 0.151 9.6);
Tailwind
colors: {
custom: {
50: '#c97583',
500: '#aa3753',
950: '#000000',
},
}SCSS
$custom: #aa3753; $custom-light: #c97583; $custom-dark: #000000;
JSON
{
"hex": "#aa3753",
"rgb": {
"r": 170,
"g": 55,
"b": 83
},
"hsl": {
"h": 345.391,
"s": 51.111,
"l": 44.118
},
"oklch": {
"l": 0.51119,
"c": 0.15074,
"h": 9.6
},
"luminance": 0.11903
}Semantic roles & 50–950 ramp
primary
#AA3753
secondary
#7CC1B0
accent
#DBB84D
background
#FDF7F7
surface
#FAEDEE
border
#D3C8C9
text
#14090A
muted
#837B7C