#AA3428#AA3428

#AA3428 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.0% C 0.156 H 29.5°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#AA3428
RGB	rgb(170, 52, 40)
HSL	hsl(6, 62%, 41%)
HSV	hsv(6, 76%, 67%)
CMYK	cmyk(0%, 69.4%, 76.5%, 33.3%)
CIE-LAB	lab(39.85, 47.43, 34.55)
CIE-LCH	lch(39.85, 58.68, 36.07°)
OKLab	oklab(49.96% 0.1359 0.0768)
OKLCH	oklch(49.96% 0.156 29.5)
XYZ	xyz(18.1906, 11.1579, 3.2029)
Luminance	0.1115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3428 #289EAA

analogous

#AA285D #AA3428 #AA7528

triadic

#AA3428 #28AA34 #3428AA

tetradic

#AA3428 #5DAA28 #289EAA #7528AA

square

#AA3428 #5DAA28 #289EAA #7528AA

split-complementary

#AA3428 #28AA75 #285DAA

monochromatic

#471611 #78251C #AA3428 #D24B3E #DD796F

Accessibility & contrast

On white

6.50

#AA3428 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#AA3428 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3428

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3428	#FFFFFF	#000000	##FFFFFF
##AA3428	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)

#564D26

Deuteranopia (green-blind)

#736724

Tritanopia (blue-blind)

#BB0C32

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #aa3428;
/* rgb */ color: rgb(170, 52, 40);
/* oklch */ color: oklch(50.0% 0.156 29.5);

Tailwind

colors: {
  custom: {
    50: '#cb7363',
    500: '#aa3428',
    950: '#000000',
  },
}

SCSS

$custom: #aa3428;
$custom-light: #cb7363;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3428",
  "rgb": {
    "r": 170,
    "g": 52,
    "b": 40
  },
  "hsl": {
    "h": 5.538,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.4996,
    "c": 0.15607,
    "h": 29.5
  },
  "luminance": 0.11155
}

Semantic roles & 50–950 ramp

primary

#AA3428

secondary

#6ABCC4

accent

#D6E543

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AA3428

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

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