#A03340#A03340

#A03340 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.144 H 17.5°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#A03340
RGB	rgb(160, 51, 64)
HSL	hsl(353, 52%, 41%)
HSV	hsv(353, 68%, 63%)
CMYK	cmyk(0%, 68.1%, 60%, 37.3%)
CIE-LAB	lab(38.22, 45.81, 17.61)
CIE-LCH	lch(38.22, 49.08, 21.03°)
OKLab	oklab(48.53% 0.1369 0.0431)
OKLCH	oklch(48.53% 0.144 17.5)
XYZ	xyz(16.6080, 10.2137, 5.9464)
Luminance	0.1021 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03340 #33A093

analogous

#A03377 #A03340 #A05D33

triadic

#A03340 #40A033 #3340A0

tetradic

#A03340 #77A033 #33A093 #5D33A0

square

#A03340 #77A033 #33A093 #5D33A0

split-complementary

#A03340 #33A05D #3377A0

monochromatic

#43151B #72242D #A03340 #C64B59 #D47984

Accessibility & contrast

On white

6.90

#A03340 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A03340 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03340

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03340	#FFFFFF	#000000	##FFFFFF
##A03340	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4C40

Deuteranopia (green-blind)

#6B623D

Tritanopia (blue-blind)

#AF1B38

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a03340;
/* rgb */ color: rgb(160, 51, 64);
/* oklch */ color: oklch(48.5% 0.144 17.5);

Tailwind

colors: {
  custom: {
    50: '#c27174',
    500: '#a03340',
    950: '#000000',
  },
}

SCSS

$custom: #a03340;
$custom-light: #c27174;
$custom-dark: #000000;

JSON

{
  "hex": "#a03340",
  "rgb": {
    "r": 160,
    "g": 51,
    "b": 64
  },
  "hsl": {
    "h": 352.844,
    "s": 51.659,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48525,
    "c": 0.14353,
    "h": 17.5
  },
  "luminance": 0.10211
}

Semantic roles & 50–950 ramp

primary

#A03340

secondary

#72BDB4

accent

#DBCA4D

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140808

muted

#827B7B

Preview Lab

Preview with #A03340

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

Preview Lab → · Contrast checker → · Palette generator →