#A64340#A64340

#A64340 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.5% C 0.132 H 24.6°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#A64340
RGB	rgb(166, 67, 64)
HSL	hsl(2, 44%, 45%)
HSV	hsv(2, 61%, 65%)
CMYK	cmyk(0%, 59.6%, 61.4%, 34.9%)
CIE-LAB	lab(41.99, 40.64, 22.72)
CIE-LCH	lch(41.99, 46.56, 29.20°)
OKLab	oklab(51.55% 0.1199 0.0548)
OKLCH	oklch(51.55% 0.132 24.6)
XYZ	xyz(18.6601, 12.4938, 6.2784)
Luminance	0.1249 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A64340 #40A3A6

analogous

#A64070 #A64340 #A67640

triadic

#A64340 #40A643 #4340A6

tetradic

#A64340 #70A640 #40A3A6 #7640A6

square

#A64340 #70A640 #40A3A6 #7640A6

split-complementary

#A64340 #40A676 #4070A6

monochromatic

#4E1F1E #7A312F #A64340 #C26461 #D38F8D

Accessibility & contrast

On white

6.00

#A64340 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#A64340 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A64340

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A64340	#FFFFFF	#000000	##FFFFFF
##A64340	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C563F

Deuteranopia (green-blind)

#756B3E

Tritanopia (blue-blind)

#B63043

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #a64340;
/* rgb */ color: rgb(166, 67, 64);
/* oklch */ color: oklch(51.5% 0.132 24.6);

Tailwind

colors: {
  custom: {
    50: '#c67b75',
    500: '#a64340',
    950: '#000000',
  },
}

SCSS

$custom: #a64340;
$custom-light: #c67b75;
$custom-dark: #000000;

JSON

{
  "hex": "#a64340",
  "rgb": {
    "r": 166,
    "g": 67,
    "b": 64
  },
  "hsl": {
    "h": 1.765,
    "s": 44.348,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5155,
    "c": 0.13176,
    "h": 24.6
  },
  "luminance": 0.12491
}

Semantic roles & 50–950 ramp

primary

#A64340

secondary

#84BCBE

accent

#D0D454

background

#FCF7F7

surface

#F9EEED

border

#D2C9C8

text

#140A08

muted

#827C7B

Preview Lab

Preview with #A64340

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

Preview Lab → · Contrast checker → · Palette generator →