#40070F#40070F

#40070F is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.4% C 0.085 H 19.1°. Best body text is #FFFFFF at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#40070F
RGB	rgb(64, 7, 15)
HSL	hsl(352, 80%, 14%)
HSV	hsv(352, 89%, 25%)
CMYK	cmyk(0%, 89.1%, 76.6%, 74.9%)
CIE-LAB	lab(11.11, 27.27, 10.89)
CIE-LCH	lch(11.11, 29.36, 21.76°)
OKLab	oklab(24.44% 0.0808 0.0279)
OKLCH	oklch(24.44% 0.085 19.1)
XYZ	xyz(2.2768, 1.2768, 0.5784)
Luminance	0.0128 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40070F #074038

analogous

#40072C #40070F #401C07

triadic

#40070F #0F4007 #070F40

tetradic

#40070F #2C4007 #074038 #1C0740

square

#40070F #2C4007 #074038 #1C0740

split-complementary

#40070F #07401C #072C40

monochromatic

#1C0306 #1C0306 #40070F #770D1C #AE1329

Accessibility & contrast

On white

16.73

#40070F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#40070F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40070F

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40070F	#FFFFFF	#000000	##FFFFFF
##40070F	1.00	16.73	1.26	16.73
#FFFFFF	16.73	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18160F

Deuteranopia (green-blind)

#26220D

Tritanopia (blue-blind)

#47000A

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #40070f;
/* rgb */ color: rgb(64, 7, 15);
/* oklch */ color: oklch(24.4% 0.085 19.1);

Tailwind

colors: {
  custom: {
    50: '#7a4d4d',
    500: '#40070f',
    950: '#000000',
  },
}

SCSS

$custom: #40070f;
$custom-light: #7a4d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#40070f",
  "rgb": {
    "r": 64,
    "g": 7,
    "b": 15
  },
  "hsl": {
    "h": 351.579,
    "s": 80.282,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24437,
    "c": 0.08543,
    "h": 19.1
  },
  "luminance": 0.01276
}

Semantic roles & 50–950 ramp

primary

#40070F

secondary

#247F72

accent

#F7DB31

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0101

muted

#7C7777

Preview Lab

Preview with #40070F

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

Preview Lab → · Contrast checker → · Palette generator →