#A43741#A43741

#A43741 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.7% C 0.143 H 18.8°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#A43741
RGB	rgb(164, 55, 65)
HSL	hsl(354, 50%, 43%)
HSV	hsv(354, 66%, 64%)
CMYK	cmyk(0%, 66.5%, 60.4%, 35.7%)
CIE-LAB	lab(39.60, 45.52, 18.92)
CIE-LCH	lch(39.60, 49.30, 22.57°)
OKLab	oklab(49.69% 0.1357 0.0462)
OKLCH	oklch(49.69% 0.143 18.8)
XYZ	xyz(17.6318, 11.0089, 6.1965)
Luminance	0.1101 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43741 #37A49A

analogous

#A43778 #A43741 #A46337

triadic

#A43741 #41A437 #3741A4

tetradic

#A43741 #78A437 #37A49A #6337A4

square

#A43741 #78A437 #37A49A #6337A4

split-complementary

#A43741 #37A463 #3778A4

monochromatic

#48181D #76282F #A43741 #C5535D #D58188

Accessibility & contrast

On white

6.56

#A43741 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#A43741 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43741

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43741	#FFFFFF	#000000	##FFFFFF
##A43741	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F41

Deuteranopia (green-blind)

#6E663E

Tritanopia (blue-blind)

#B4203B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a43741;
/* rgb */ color: rgb(164, 55, 65);
/* oklch */ color: oklch(49.7% 0.143 18.8);

Tailwind

colors: {
  custom: {
    50: '#c57475',
    500: '#a43741',
    950: '#000000',
  },
}

SCSS

$custom: #a43741;
$custom-light: #c57475;
$custom-dark: #000000;

JSON

{
  "hex": "#a43741",
  "rgb": {
    "r": 164,
    "g": 55,
    "b": 65
  },
  "hsl": {
    "h": 354.495,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.49692,
    "c": 0.14333,
    "h": 18.8
  },
  "luminance": 0.11007
}

Semantic roles & 50–950 ramp

primary

#A43741

secondary

#79BEB8

accent

#D9CD4F

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140908

muted

#827B7B

Preview Lab

Preview with #A43741

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

Preview Lab → · Contrast checker → · Palette generator →