#40150F#40150F

#40150F is a dark, moderate red. Relative luminance 0.017; OKLCH L 26.3% C 0.069 H 30.3°. Best body text is #FFFFFF at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#40150F
RGB	rgb(64, 21, 15)
HSL	hsl(7, 62%, 15%)
HSV	hsv(7, 77%, 25%)
CMYK	cmyk(0%, 67.2%, 76.6%, 74.9%)
CIE-LAB	lab(13.60, 20.50, 14.25)
CIE-LCH	lch(13.60, 24.97, 34.81°)
OKLab	oklab(26.3% 0.0593 0.0347)
OKLCH	oklch(26.3% 0.069 30.3)
XYZ	xyz(2.4690, 1.6611, 0.6425)
Luminance	0.0166 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40150F #0F3A40

analogous

#400F21 #40150F #402D0F

triadic

#40150F #0F4015 #150F40

tetradic

#40150F #21400F #0F3A40 #2D0F40

square

#40150F #21400F #0F3A40 #2D0F40

split-complementary

#40150F #0F402D #0F2140

monochromatic

#190806 #190806 #40150F #72251B #A33626

Accessibility & contrast

On white

15.76

#40150F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#40150F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40150F

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40150F	#FFFFFF	#000000	##FFFFFF
##40150F	1.00	15.76	1.33	15.76
#FFFFFF	15.76	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201D0E

Deuteranopia (green-blind)

#2B260E

Tritanopia (blue-blind)

#470C14

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #40150f;
/* rgb */ color: rgb(64, 21, 15);
/* oklch */ color: oklch(26.3% 0.069 30.3);

Tailwind

colors: {
  custom: {
    50: '#79544e',
    500: '#40150f',
    950: '#000000',
  },
}

SCSS

$custom: #40150f;
$custom-light: #79544e;
$custom-dark: #000000;

JSON

{
  "hex": "#40150f",
  "rgb": {
    "r": 64,
    "g": 21,
    "b": 15
  },
  "hsl": {
    "h": 7.347,
    "s": 62.025,
    "l": 15.49
  },
  "oklch": {
    "l": 0.26297,
    "c": 0.06871,
    "h": 30.3
  },
  "luminance": 0.01661
}

Semantic roles & 50–950 ramp

primary

#40150F

secondary

#30717A

accent

#D1E543

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0301

muted

#7C7877

Preview Lab

Preview with #40150F

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

Preview Lab → · Contrast checker → · Palette generator →