#AA3128#AA3128

#AA3128 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.6% C 0.159 H 28.5°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#AA3128
RGB	rgb(170, 49, 40)
HSL	hsl(4, 62%, 41%)
HSV	hsv(4, 76%, 67%)
CMYK	cmyk(0%, 71.2%, 76.5%, 33.3%)
CIE-LAB	lab(39.41, 48.62, 34.07)
CIE-LCH	lch(39.41, 59.37, 35.02°)
OKLab	oklab(49.63% 0.1396 0.0758)
OKLCH	oklch(49.63% 0.159 28.5)
XYZ	xyz(18.0609, 10.8986, 3.1597)
Luminance	0.1090 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3128 #28A1AA

analogous

#AA2860 #AA3128 #AA7228

triadic

#AA3128 #28AA31 #3128AA

tetradic

#AA3128 #60AA28 #28A1AA #7228AA

square

#AA3128 #60AA28 #28A1AA #7228AA

split-complementary

#AA3128 #28AA72 #2860AA

monochromatic

#471411 #78231C #AA3128 #D2483E #DD776F

Accessibility & contrast

On white

6.61

#AA3128 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#AA3128 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3128

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3128	#FFFFFF	#000000	##FFFFFF
##AA3128	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544C26

Deuteranopia (green-blind)

#726723

Tritanopia (blue-blind)

#BB0130

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #aa3128;
/* rgb */ color: rgb(170, 49, 40);
/* oklch */ color: oklch(49.6% 0.159 28.5);

Tailwind

colors: {
  custom: {
    50: '#cc7163',
    500: '#aa3128',
    950: '#000000',
  },
}

SCSS

$custom: #aa3128;
$custom-light: #cc7163;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3128",
  "rgb": {
    "r": 170,
    "g": 49,
    "b": 40
  },
  "hsl": {
    "h": 4.154,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49633,
    "c": 0.15885,
    "h": 28.5
  },
  "luminance": 0.10896
}

Semantic roles & 50–950 ramp

primary

#AA3128

secondary

#6ABEC4

accent

#DAE543

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AA3128

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

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