#A53743#A53743

#A53743 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.9% C 0.144 H 17.8°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#A53743
RGB	rgb(165, 55, 67)
HSL	hsl(353, 50%, 43%)
HSV	hsv(353, 67%, 65%)
CMYK	cmyk(0%, 66.7%, 59.4%, 35.3%)
CIE-LAB	lab(39.81, 46.01, 18.00)
CIE-LCH	lch(39.81, 49.41, 21.37°)
OKLab	oklab(49.9% 0.1375 0.0441)
OKLCH	oklch(49.9% 0.144 17.8)
XYZ	xyz(17.8980, 11.1394, 6.5167)
Luminance	0.1114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53743 #37A599

analogous

#A5377A #A53743 #A56237

triadic

#A53743 #43A537 #3743A5

tetradic

#A53743 #7AA537 #37A599 #6237A5

square

#A53743 #7AA537 #37A599 #6237A5

split-complementary

#A53743 #37A562 #377AA5

monochromatic

#49181E #772830 #A53743 #C65360 #D5818A

Accessibility & contrast

On white

6.51

#A53743 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#A53743 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53743

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53743	#FFFFFF	#000000	##FFFFFF
##A53743	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F43

Deuteranopia (green-blind)

#6F6640

Tritanopia (blue-blind)

#B5203C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a53743;
/* rgb */ color: rgb(165, 55, 67);
/* oklch */ color: oklch(49.9% 0.144 17.8);

Tailwind

colors: {
  custom: {
    50: '#c67477',
    500: '#a53743',
    950: '#000000',
  },
}

SCSS

$custom: #a53743;
$custom-light: #c67477;
$custom-dark: #000000;

JSON

{
  "hex": "#a53743",
  "rgb": {
    "r": 165,
    "g": 55,
    "b": 67
  },
  "hsl": {
    "h": 353.455,
    "s": 50,
    "l": 43.137
  },
  "oklch": {
    "l": 0.49902,
    "c": 0.14438,
    "h": 17.8
  },
  "luminance": 0.11137
}

Semantic roles & 50–950 ramp

primary

#A53743

secondary

#79BFB7

accent

#DACA4E

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140908

muted

#827B7B

Preview Lab

Preview with #A53743

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

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