#AA3539#AA3539

#AA3539 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.3% C 0.153 H 22.7°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#AA3539
RGB	rgb(170, 53, 57)
HSL	hsl(358, 52%, 44%)
HSV	hsv(358, 69%, 67%)
CMYK	cmyk(0%, 68.8%, 66.5%, 33.3%)
CIE-LAB	lab(40.23, 47.87, 24.90)
CIE-LCH	lch(40.23, 53.96, 27.48°)
OKLab	oklab(50.32% 0.1409 0.0588)
OKLCH	oklch(50.32% 0.153 22.7)
XYZ	xyz(18.5911, 11.3903, 5.0897)
Luminance	0.1139 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3539 #35AAA6

analogous

#AA3573 #AA3539 #AA6B35

triadic

#AA3539 #39AA35 #3539AA

tetradic

#AA3539 #73AA35 #35AAA6 #6B35AA

square

#AA3539 #73AA35 #35AAA6 #6B35AA

split-complementary

#AA3539 #35AA6B #3573AA

monochromatic

#4D181A #7B2629 #AA3539 #C95357 #D88284

Accessibility & contrast

On white

6.41

#AA3539 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#AA3539 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3539

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3539	#FFFFFF	#000000	##FFFFFF
##AA3539	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F38

Deuteranopia (green-blind)

#726836

Tritanopia (blue-blind)

#BB1538

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #aa3539;
/* rgb */ color: rgb(170, 53, 57);
/* oklch */ color: oklch(50.3% 0.153 22.7);

Tailwind

colors: {
  custom: {
    50: '#ca746f',
    500: '#aa3539',
    950: '#000000',
  },
}

SCSS

$custom: #aa3539;
$custom-light: #ca746f;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3539",
  "rgb": {
    "r": 170,
    "g": 53,
    "b": 57
  },
  "hsl": {
    "h": 357.949,
    "s": 52.466,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50323,
    "c": 0.15264,
    "h": 22.7
  },
  "luminance": 0.11388
}

Semantic roles & 50–950 ramp

primary

#AA3539

secondary

#7AC1BF

accent

#DCD74C

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #AA3539

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

Preview Lab → · Contrast checker → · Palette generator →