#40190E#40190E

#40190E is a dark, moderate red. Relative luminance 0.018; OKLCH L 27.0% C 0.064 H 36.6°. Best body text is #FFFFFF at 15.40:1 contrast (WCAG AA passes).

Color values

HEX	#40190E
RGB	rgb(64, 25, 14)
HSL	hsl(13, 64%, 15%)
HSV	hsv(13, 78%, 25%)
CMYK	cmyk(0%, 60.9%, 78.1%, 74.9%)
CIE-LAB	lab(14.50, 18.06, 15.95)
CIE-LCH	lch(14.50, 24.10, 41.45°)
OKLab	oklab(26.97% 0.0515 0.0383)
OKLCH	oklch(26.97% 0.064 36.6)
XYZ	xyz(2.5415, 1.8173, 0.6323)
Luminance	0.0182 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40190E #0E3540

analogous

#400E1C #40190E #40320E

triadic

#40190E #0E4019 #190E40

tetradic

#40190E #1C400E #0E3540 #320E40

square

#40190E #1C400E #0E3540 #320E40

split-complementary

#40190E #0E4032 #0E1C40

monochromatic

#190A05 #190A05 #40190E #722D19 #A44024

Accessibility & contrast

On white

15.40

#40190E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#40190E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40190E

15.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40190E	#FFFFFF	#000000	##FFFFFF
##40190E	1.00	15.40	1.36	15.40
#FFFFFF	15.40	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#231F0D

Deuteranopia (green-blind)

#2D280D

Tritanopia (blue-blind)

#471117

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #40190e;
/* rgb */ color: rgb(64, 25, 14);
/* oklch */ color: oklch(27.0% 0.064 36.6);

Tailwind

colors: {
  custom: {
    50: '#79574d',
    500: '#40190e',
    950: '#000000',
  },
}

SCSS

$custom: #40190e;
$custom-light: #79574d;
$custom-dark: #000000;

JSON

{
  "hex": "#40190e",
  "rgb": {
    "r": 64,
    "g": 25,
    "b": 14
  },
  "hsl": {
    "h": 13.2,
    "s": 64.103,
    "l": 15.294
  },
  "oklch": {
    "l": 0.26973,
    "c": 0.06419,
    "h": 36.6
  },
  "luminance": 0.01817
}

Semantic roles & 50–950 ramp

primary

#40190E

secondary

#2F6A7B

accent

#C2E741

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#090301

muted

#7B7877

Preview Lab

Preview with #40190E

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

Preview Lab → · Contrast checker → · Palette generator →