#A4213F#A4213F

#A4213F is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.5% C 0.166 H 13.9°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#A4213F
RGB	rgb(164, 33, 63)
HSL	hsl(346, 66%, 39%)
HSV	hsv(346, 80%, 64%)
CMYK	cmyk(0%, 79.9%, 61.6%, 35.7%)
CIE-LAB	lab(36.63, 53.47, 16.27)
CIE-LCH	lch(36.63, 55.89, 16.92°)
OKLab	oklab(47.48% 0.1608 0.0398)
OKLCH	oklch(47.48% 0.166 13.9)
XYZ	xyz(16.7526, 9.3416, 5.6227)
Luminance	0.0934 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4213F #21A486

analogous

#A42180 #A4213F #A44521

triadic

#A4213F #3FA421 #213FA4

tetradic

#A4213F #80A421 #21A486 #4521A4

square

#A4213F #80A421 #21A486 #4521A4

split-complementary

#A4213F #21A445 #2180A4

monochromatic

#3E0C18 #71172B #A4213F #D52D54 #DF607D

Accessibility & contrast

On white

7.32

#A4213F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A4213F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A4213F

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4213F	#FFFFFF	#000000	##FFFFFF
##A4213F	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453F

Deuteranopia (green-blind)

#68603B

Tritanopia (blue-blind)

#B4002E

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a4213f;
/* rgb */ color: rgb(164, 33, 63);
/* oklch */ color: oklch(47.5% 0.166 13.9);

Tailwind

colors: {
  custom: {
    50: '#c66a73',
    500: '#a4213f',
    950: '#000000',
  },
}

SCSS

$custom: #a4213f;
$custom-light: #c66a73;
$custom-dark: #000000;

JSON

{
  "hex": "#a4213f",
  "rgb": {
    "r": 164,
    "g": 33,
    "b": 63
  },
  "hsl": {
    "h": 346.26,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47477,
    "c": 0.16563,
    "h": 13.9
  },
  "luminance": 0.09339
}

Semantic roles & 50–950 ramp

primary

#A4213F

secondary

#5DC4AC

accent

#E9C23E

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140708

muted

#837A7B

Preview Lab

Preview with #A4213F

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

Preview Lab → · Contrast checker → · Palette generator →