#A03428#A03428

#A03428 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.2% C 0.145 H 29.7°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#A03428
RGB	rgb(160, 52, 40)
HSL	hsl(6, 60%, 39%)
HSV	hsv(6, 75%, 63%)
CMYK	cmyk(0%, 67.5%, 75%, 37.3%)
CIE-LAB	lab(37.99, 43.97, 31.99)
CIE-LCH	lch(37.99, 54.38, 36.03°)
OKLab	oklab(48.23% 0.1262 0.0719)
OKLCH	oklch(48.23% 0.145 29.7)
XYZ	xyz(16.1100, 10.0851, 3.1054)
Luminance	0.1008 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03428 #2894A0

analogous

#A02858 #A03428 #A07028

triadic

#A03428 #28A034 #3428A0

tetradic

#A03428 #58A028 #2894A0 #7028A0

square

#A03428 #58A028 #2894A0 #7028A0

split-complementary

#A03428 #28A070 #2858A0

monochromatic

#3E1410 #6F241C #A03428 #CD4738 #D97469

Accessibility & contrast

On white

6.96

#A03428 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#A03428 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03428

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03428	#FFFFFF	#000000	##FFFFFF
##A03428	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524A26

Deuteranopia (green-blind)

#6D6224

Tritanopia (blue-blind)

#B01532

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a03428;
/* rgb */ color: rgb(160, 52, 40);
/* oklch */ color: oklch(48.2% 0.145 29.7);

Tailwind

colors: {
  custom: {
    50: '#c47262',
    500: '#a03428',
    950: '#000000',
  },
}

SCSS

$custom: #a03428;
$custom-light: #c47262;
$custom-dark: #000000;

JSON

{
  "hex": "#a03428",
  "rgb": {
    "r": 160,
    "g": 52,
    "b": 40
  },
  "hsl": {
    "h": 6,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.4823,
    "c": 0.14525,
    "h": 29.7
  },
  "luminance": 0.10083
}

Semantic roles & 50–950 ramp

primary

#A03428

secondary

#64B7C0

accent

#D3E345

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A03428

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

Preview Lab → · Contrast checker → · Palette generator →