#390910#390910

#390910 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.2% C 0.075 H 17.2°. Best body text is #FFFFFF at 17.20:1 contrast (WCAG AA passes).

Color values

HEX	#390910
RGB	rgb(57, 9, 16)
HSL	hsl(351, 73%, 13%)
HSV	hsv(351, 84%, 22%)
CMYK	cmyk(0%, 84.2%, 71.9%, 77.6%)
CIE-LAB	lab(9.82, 23.89, 8.29)
CIE-LCH	lch(9.82, 25.29, 19.14°)
OKLab	oklab(23.19% 0.0713 0.0221)
OKLCH	oklch(23.19% 0.075 17.2)
XYZ	xyz(1.8787, 1.1029, 0.6041)
Luminance	0.0110 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390910 #093932

analogous

#390928 #390910 #391A09

triadic

#390910 #103909 #091039

tetradic

#390910 #283909 #093932 #1A0939

square

#390910 #283909 #093932 #1A0939

split-complementary

#390910 #09391A #092839

monochromatic

#1A0407 #1A0407 #390910 #6E111F #A31A2E

Accessibility & contrast

On white

17.20

#390910 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#390910 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390910

17.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390910	#FFFFFF	#000000	##FFFFFF
##390910	1.00	17.20	1.22	17.20
#FFFFFF	17.20	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161510

Deuteranopia (green-blind)

#221F0F

Tritanopia (blue-blind)

#3F000C

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #390910;
/* rgb */ color: rgb(57, 9, 16);
/* oklch */ color: oklch(23.2% 0.075 17.2);

Tailwind

colors: {
  custom: {
    50: '#734d4e',
    500: '#390910',
    950: '#000000',
  },
}

SCSS

$custom: #390910;
$custom-light: #734d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#390910",
  "rgb": {
    "r": 57,
    "g": 9,
    "b": 16
  },
  "hsl": {
    "h": 351.25,
    "s": 72.727,
    "l": 12.941
  },
  "oklch": {
    "l": 0.23191,
    "c": 0.07465,
    "h": 17.2
  },
  "luminance": 0.01103
}

Semantic roles & 50–950 ramp

primary

#390910

secondary

#27776B

accent

#EFD538

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #390910

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

Preview Lab → · Contrast checker → · Palette generator →