#40070D#40070D

#40070D is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.4% C 0.086 H 21.0°. Best body text is #FFFFFF at 16.74:1 contrast (WCAG AA passes).

Color values

HEX	#40070D
RGB	rgb(64, 7, 13)
HSL	hsl(354, 80%, 14%)
HSV	hsv(354, 89%, 25%)
CMYK	cmyk(0%, 89.1%, 79.7%, 74.9%)
CIE-LAB	lab(11.07, 27.15, 11.84)
CIE-LCH	lch(11.07, 29.62, 23.57°)
OKLab	oklab(24.4% 0.0798 0.0307)
OKLCH	oklch(24.4% 0.086 21)
XYZ	xyz(2.2632, 1.2714, 0.5069)
Luminance	0.0127 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40070D #07403A

analogous

#40072A #40070D #401E07

triadic

#40070D #0D4007 #070D40

tetradic

#40070D #2A4007 #07403A #1E0740

square

#40070D #2A4007 #07403A #1E0740

split-complementary

#40070D #07401E #072A40

monochromatic

#1C0306 #1C0306 #40070D #770D18 #AE1323

Accessibility & contrast

On white

16.74

#40070D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#40070D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40070D

16.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40070D	#FFFFFF	#000000	##FFFFFF
##40070D	1.00	16.74	1.25	16.74
#FFFFFF	16.74	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18160D

Deuteranopia (green-blind)

#26220B

Tritanopia (blue-blind)

#47000A

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #40070d;
/* rgb */ color: rgb(64, 7, 13);
/* oklch */ color: oklch(24.4% 0.086 21.0);

Tailwind

colors: {
  custom: {
    50: '#7a4d4c',
    500: '#40070d',
    950: '#000000',
  },
}

SCSS

$custom: #40070d;
$custom-light: #7a4d4c;
$custom-dark: #000000;

JSON

{
  "hex": "#40070d",
  "rgb": {
    "r": 64,
    "g": 7,
    "b": 13
  },
  "hsl": {
    "h": 353.684,
    "s": 80.282,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24396,
    "c": 0.08554,
    "h": 21
  },
  "luminance": 0.01271
}

Semantic roles & 50–950 ramp

primary

#40070D

secondary

#247F76

accent

#F7E231

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0101

muted

#7C7777

Preview Lab

Preview with #40070D

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

Preview Lab → · Contrast checker → · Palette generator →