#A4283C#A4283C

#A4283C is a mid, vivid red. Relative luminance 0.097; OKLCH L 48.0% C 0.159 H 16.9°. Best body text is #FFFFFF at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#A4283C
RGB	rgb(164, 40, 60)
HSL	hsl(350, 61%, 40%)
HSV	hsv(350, 76%, 64%)
CMYK	cmyk(0%, 75.6%, 63.4%, 35.7%)
CIE-LAB	lab(37.37, 51.04, 19.15)
CIE-LCH	lch(37.37, 54.52, 20.57°)
OKLab	oklab(48% 0.1524 0.0463)
OKLCH	oklch(48% 0.159 16.9)
XYZ	xyz(16.8860, 9.7388, 5.2647)
Luminance	0.0974 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4283C #28A490

analogous

#A4287A #A4283C #A45228

triadic

#A4283C #3CA428 #283CA4

tetradic

#A4283C #7AA428 #28A490 #5228A4

square

#A4283C #7AA428 #28A490 #5228A4

split-complementary

#A4283C #28A452 #287AA4

monochromatic

#421018 #731C2A #A4283C #CF3A52 #DB6B7D

Accessibility & contrast

On white

7.13

#A4283C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#A4283C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A4283C

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4283C	#FFFFFF	#000000	##FFFFFF
##A4283C	1.00	7.13	2.95	7.13
#FFFFFF	7.13	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B473C

Deuteranopia (green-blind)

#6A6139

Tritanopia (blue-blind)

#B40031

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a4283c;
/* rgb */ color: rgb(164, 40, 60);
/* oklch */ color: oklch(48.0% 0.159 16.9);

Tailwind

colors: {
  custom: {
    50: '#c66d71',
    500: '#a4283c',
    950: '#000000',
  },
}

SCSS

$custom: #a4283c;
$custom-light: #c66d71;
$custom-dark: #000000;

JSON

{
  "hex": "#a4283c",
  "rgb": {
    "r": 164,
    "g": 40,
    "b": 60
  },
  "hsl": {
    "h": 350.323,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.48002,
    "c": 0.15924,
    "h": 16.9
  },
  "luminance": 0.09736
}

Semantic roles & 50–950 ramp

primary

#A4283C

secondary

#66C1B3

accent

#E4CA44

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A4283C

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

Preview Lab → · Contrast checker → · Palette generator →