#AA3628#AA3628

#AA3628 is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.2% C 0.154 H 30.2°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#AA3628
RGB	rgb(170, 54, 40)
HSL	hsl(6, 62%, 41%)
HSV	hsv(6, 76%, 67%)
CMYK	cmyk(0%, 68.2%, 76.5%, 33.3%)
CIE-LAB	lab(40.15, 46.61, 34.87)
CIE-LCH	lch(40.15, 58.21, 36.81°)
OKLab	oklab(50.19% 0.1333 0.0775)
OKLCH	oklch(50.19% 0.154 30.2)
XYZ	xyz(18.2818, 11.3403, 3.2333)
Luminance	0.1134 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3628 #289CAA

analogous

#AA285B #AA3628 #AA7728

triadic

#AA3628 #28AA36 #3628AA

tetradic

#AA3628 #5BAA28 #289CAA #7728AA

square

#AA3628 #5BAA28 #289CAA #7728AA

split-complementary

#AA3628 #28AA77 #285BAA

monochromatic

#471711 #78261C #AA3628 #D24E3E #DD7B6F

Accessibility & contrast

On white

6.43

#AA3628 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#AA3628 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3628

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3628	#FFFFFF	#000000	##FFFFFF
##AA3628	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E26

Deuteranopia (green-blind)

#746824

Tritanopia (blue-blind)

#BB1234

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #aa3628;
/* rgb */ color: rgb(170, 54, 40);
/* oklch */ color: oklch(50.2% 0.154 30.2);

Tailwind

colors: {
  custom: {
    50: '#cb7463',
    500: '#aa3628',
    950: '#000000',
  },
}

SCSS

$custom: #aa3628;
$custom-light: #cb7463;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3628",
  "rgb": {
    "r": 170,
    "g": 54,
    "b": 40
  },
  "hsl": {
    "h": 6.462,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.50186,
    "c": 0.15419,
    "h": 30.2
  },
  "luminance": 0.11338
}

Semantic roles & 50–950 ramp

primary

#AA3628

secondary

#6ABAC4

accent

#D4E543

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AA3628

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

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