#401718#401718

#401718 is a dark, moderate red. Relative luminance 0.018; OKLCH L 26.8% C 0.064 H 21.0°. Best body text is #FFFFFF at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#401718
RGB	rgb(64, 23, 24)
HSL	hsl(359, 47%, 17%)
HSV	hsv(359, 64%, 25%)
CMYK	cmyk(0%, 64.1%, 62.5%, 74.9%)
CIE-LAB	lab(14.23, 20.10, 9.28)
CIE-LCH	lch(14.23, 22.14, 24.79°)
OKLab	oklab(26.83% 0.06 0.023)
OKLCH	oklch(26.83% 0.064 21)
XYZ	xyz(2.5858, 1.7690, 1.0693)
Luminance	0.0177 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#401718 #17403F

analogous

#40172D #401718 #402B17

triadic

#401718 #184017 #171840

tetradic

#401718 #2D4017 #17403F #2B1740

square

#401718 #2D4017 #17403F #2B1740

split-complementary

#401718 #17402B #172D40

monochromatic

#170808 #170808 #401718 #6D2729 #9A373A

Accessibility & contrast

On white

15.51

#401718 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#401718 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #401718

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##401718	#FFFFFF	#000000	##FFFFFF
##401718	1.00	15.51	1.35	15.51
#FFFFFF	15.51	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211F18

Deuteranopia (green-blind)

#2B2717

Tritanopia (blue-blind)

#461018

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #401718;
/* rgb */ color: rgb(64, 23, 24);
/* oklch */ color: oklch(26.8% 0.064 21.0);

Tailwind

colors: {
  custom: {
    50: '#785654',
    500: '#401718',
    950: '#000000',
  },
}

SCSS

$custom: #401718;
$custom-light: #785654;
$custom-dark: #000000;

JSON

{
  "hex": "#401718",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 24
  },
  "hsl": {
    "h": 358.537,
    "s": 47.126,
    "l": 17.059
  },
  "oklch": {
    "l": 0.26829,
    "c": 0.0642,
    "h": 21
  },
  "luminance": 0.01769
}

Semantic roles & 50–950 ramp

primary

#401718

secondary

#3C7775

accent

#D7D351

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090302

muted

#7B7878

Preview Lab

Preview with #401718

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

Preview Lab → · Contrast checker → · Palette generator →