#A4313D#A4313D

#A4313D is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.9% C 0.150 H 18.9°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#A4313D
RGB	rgb(164, 49, 61)
HSL	hsl(354, 54%, 42%)
HSV	hsv(354, 70%, 64%)
CMYK	cmyk(0%, 70.1%, 62.8%, 35.7%)
CIE-LAB	lab(38.60, 47.75, 20.13)
CIE-LCH	lch(38.60, 51.82, 22.85°)
OKLab	oklab(48.92% 0.142 0.0486)
OKLCH	oklch(48.92% 0.15 18.9)
XYZ	xyz(17.2522, 10.4285, 5.5184)
Luminance	0.1043 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4313D #31A498

analogous

#A43177 #A4313D #A45F31

triadic

#A4313D #3DA431 #313DA4

tetradic

#A4313D #77A431 #31A498 #5F31A4

square

#A4313D #77A431 #31A498 #5F31A4

split-complementary

#A4313D #31A45F #3177A4

monochromatic

#46151A #75232B #A4313D #C94957 #D77982

Accessibility & contrast

On white

6.81

#A4313D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#A4313D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A4313D

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4313D	#FFFFFF	#000000	##FFFFFF
##A4313D	1.00	6.81	3.09	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504B3D

Deuteranopia (green-blind)

#6D643A

Tritanopia (blue-blind)

#B41336

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a4313d;
/* rgb */ color: rgb(164, 49, 61);
/* oklch */ color: oklch(48.9% 0.150 18.9);

Tailwind

colors: {
  custom: {
    50: '#c67172',
    500: '#a4313d',
    950: '#000000',
  },
}

SCSS

$custom: #a4313d;
$custom-light: #c67172;
$custom-dark: #000000;

JSON

{
  "hex": "#a4313d",
  "rgb": {
    "r": 164,
    "g": 49,
    "b": 61
  },
  "hsl": {
    "h": 353.739,
    "s": 53.991,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48924,
    "c": 0.15012,
    "h": 18.9
  },
  "luminance": 0.10426
}

Semantic roles & 50–950 ramp

primary

#A4313D

secondary

#72BFB7

accent

#DDCE4A

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140808

muted

#837B7B

Preview Lab

Preview with #A4313D

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

Preview Lab → · Contrast checker → · Palette generator →