#390A10#390A10

#390A10 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.073 H 17.9°. Best body text is #FFFFFF at 17.15:1 contrast (WCAG AA passes).

Color values

HEX	#390A10
RGB	rgb(57, 10, 16)
HSL	hsl(352, 70%, 13%)
HSV	hsv(352, 82%, 22%)
CMYK	cmyk(0%, 82.5%, 71.9%, 77.6%)
CIE-LAB	lab(9.99, 23.43, 8.53)
CIE-LCH	lch(9.99, 24.93, 20.01°)
OKLab	oklab(23.32% 0.0698 0.0226)
OKLCH	oklch(23.32% 0.073 17.9)
XYZ	xyz(1.8896, 1.1246, 0.6077)
Luminance	0.0112 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390A10 #0A3933

analogous

#390A27 #390A10 #391B0A

triadic

#390A10 #10390A #0A1039

tetradic

#390A10 #27390A #0A3933 #1B0A39

square

#390A10 #27390A #0A3933 #1B0A39

split-complementary

#390A10 #0A391B #0A2739

monochromatic

#1A0507 #1A0507 #390A10 #6D131F #A11C2D

Accessibility & contrast

On white

17.15

#390A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#390A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390A10

17.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390A10	#FFFFFF	#000000	##FFFFFF
##390A10	1.00	17.15	1.22	17.15
#FFFFFF	17.15	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171510

Deuteranopia (green-blind)

#231F0F

Tritanopia (blue-blind)

#3F010D

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #390a10;
/* rgb */ color: rgb(57, 10, 16);
/* oklch */ color: oklch(23.3% 0.073 17.9);

Tailwind

colors: {
  custom: {
    50: '#734d4e',
    500: '#390a10',
    950: '#000000',
  },
}

SCSS

$custom: #390a10;
$custom-light: #734d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#390a10",
  "rgb": {
    "r": 57,
    "g": 10,
    "b": 16
  },
  "hsl": {
    "h": 352.34,
    "s": 70.149,
    "l": 13.137
  },
  "oklch": {
    "l": 0.23317,
    "c": 0.07338,
    "h": 17.9
  },
  "luminance": 0.01124
}

Semantic roles & 50–950 ramp

primary

#390A10

secondary

#28766C

accent

#EDD63B

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #390A10

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

Preview Lab → · Contrast checker → · Palette generator →