#40172B#40172B

#40172B is a dark, moderate pink. Relative luminance 0.019; OKLCH L 27.5% C 0.069 H 352.1°. Best body text is #FFFFFF at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#40172B
RGB	rgb(64, 23, 43)
HSL	hsl(331, 47%, 17%)
HSV	hsv(331, 64%, 25%)
CMYK	cmyk(0%, 64.1%, 32.8%, 74.9%)
CIE-LAB	lab(14.83, 22.57, -3.67)
CIE-LCH	lch(14.83, 22.87, 350.78°)
OKLab	oklab(27.48% 0.0684 -0.0094)
OKLCH	oklch(27.48% 0.069 352.1)
XYZ	xyz(2.8569, 1.8775, 2.4970)
Luminance	0.0188 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40172B #17402C

analogous

#401740 #40172B #401817

triadic

#40172B #2B4017 #172B40

tetradic

#40172B #404017 #17402C #181740

square

#40172B #404017 #17402C #181740

split-complementary

#40172B #174018 #174040

monochromatic

#17080F #17080F #40172B #6D2749 #9A3767

Accessibility & contrast

On white

15.27

#40172B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#40172B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40172B

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40172B	#FFFFFF	#000000	##FFFFFF
##40172B	1.00	15.27	1.38	15.27
#FFFFFF	15.27	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C212C

Deuteranopia (green-blind)

#27282A

Tritanopia (blue-blind)

#45151F

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #40172b;
/* rgb */ color: rgb(64, 23, 43);
/* oklch */ color: oklch(27.5% 0.069 352.1);

Tailwind

colors: {
  custom: {
    50: '#775664',
    500: '#40172b',
    950: '#000000',
  },
}

SCSS

$custom: #40172b;
$custom-light: #775664;
$custom-dark: #000000;

JSON

{
  "hex": "#40172b",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 43
  },
  "hsl": {
    "h": 330.732,
    "s": 47.126,
    "l": 17.059
  },
  "oklch": {
    "l": 0.27482,
    "c": 0.06907,
    "h": 352.1
  },
  "luminance": 0.01877
}

Semantic roles & 50–950 ramp

primary

#40172B

secondary

#3C775A

accent

#D79651

background

#F7F5F5

surface

#EDE9EA

border

#C8C5C6

text

#090305

muted

#7B7879

Preview Lab

Preview with #40172B

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

Preview Lab → · Contrast checker → · Palette generator →