#39070D#39070D

#39070D is a very dark, moderate red. Relative luminance 0.011; OKLCH L 22.9% C 0.077 H 19.4°. Best body text is #FFFFFF at 17.35:1 contrast (WCAG AA passes).

Color values

HEX	#39070D
RGB	rgb(57, 7, 13)
HSL	hsl(353, 78%, 13%)
HSV	hsv(353, 88%, 22%)
CMYK	cmyk(0%, 87.7%, 77.2%, 77.6%)
CIE-LAB	lab(9.41, 24.63, 9.26)
CIE-LCH	lch(9.41, 26.32, 20.61°)
OKLab	oklab(22.87% 0.0729 0.0257)
OKLCH	oklch(22.87% 0.077 19.4)
XYZ	xyz(1.8362, 1.0512, 0.4869)
Luminance	0.0105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39070D #073933

analogous

#390726 #39070D #391A07

triadic

#39070D #0D3907 #070D39

tetradic

#39070D #263907 #073933 #1A0739

square

#39070D #263907 #073933 #1A0739

split-complementary

#39070D #07391A #072639

monochromatic

#1B0306 #1B0306 #39070D #700E19 #A61426

Accessibility & contrast

On white

17.35

#39070D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#39070D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39070D

17.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39070D	#FFFFFF	#000000	##FFFFFF
##39070D	1.00	17.35	1.21	17.35
#FFFFFF	17.35	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15140D

Deuteranopia (green-blind)

#221E0B

Tritanopia (blue-blind)

#40000A

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #39070d;
/* rgb */ color: rgb(57, 7, 13);
/* oklch */ color: oklch(22.9% 0.077 19.4);

Tailwind

colors: {
  custom: {
    50: '#744b4c',
    500: '#39070d',
    950: '#000000',
  },
}

SCSS

$custom: #39070d;
$custom-light: #744b4c;
$custom-dark: #000000;

JSON

{
  "hex": "#39070d",
  "rgb": {
    "r": 57,
    "g": 7,
    "b": 13
  },
  "hsl": {
    "h": 352.8,
    "s": 78.125,
    "l": 12.549
  },
  "oklch": {
    "l": 0.22865,
    "c": 0.07733,
    "h": 19.4
  },
  "luminance": 0.01051
}

Semantic roles & 50–950 ramp

primary

#39070D

secondary

#23796E

accent

#F5DD33

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #39070D

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

Preview Lab → · Contrast checker → · Palette generator →