#390310#390310

#390310 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.4% C 0.083 H 13.1°. Best body text is #FFFFFF at 17.58:1 contrast (WCAG AA passes).

Color values

HEX	#390310
RGB	rgb(57, 3, 16)
HSL	hsl(346, 90%, 12%)
HSV	hsv(346, 95%, 22%)
CMYK	cmyk(0%, 94.7%, 71.9%, 77.6%)
CIE-LAB	lab(8.76, 26.88, 6.78)
CIE-LCH	lch(8.76, 27.72, 14.15°)
OKLab	oklab(22.41% 0.0809 0.0188)
OKLCH	oklch(22.41% 0.083 13.1)
XYZ	xyz(1.8136, 0.9727, 0.5824)
Luminance	0.0097 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390310 #03392C

analogous

#39032B #390310 #391103

triadic

#390310 #103903 #031039

tetradic

#390310 #2B3903 #03392C #110339

square

#390310 #2B3903 #03392C #110339

split-complementary

#390310 #033911 #032B39

monochromatic

#1D0208 #1D0208 #390310 #730620 #AD0931

Accessibility & contrast

On white

17.58

#390310 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#390310 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390310

17.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390310	#FFFFFF	#000000	##FFFFFF
##390310	1.00	17.58	1.19	17.58
#FFFFFF	17.58	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#121210

Deuteranopia (green-blind)

#201D0E

Tritanopia (blue-blind)

#3F0008

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #390310;
/* rgb */ color: rgb(57, 3, 16);
/* oklch */ color: oklch(22.4% 0.083 13.1);

Tailwind

colors: {
  custom: {
    50: '#74494e',
    500: '#390310',
    950: '#000000',
  },
}

SCSS

$custom: #390310;
$custom-light: #74494e;
$custom-dark: #000000;

JSON

{
  "hex": "#390310",
  "rgb": {
    "r": 57,
    "g": 3,
    "b": 16
  },
  "hsl": {
    "h": 345.556,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22408,
    "c": 0.08309,
    "h": 13.1
  },
  "luminance": 0.00972
}

Semantic roles & 50–950 ramp

primary

#390310

secondary

#1C7C65

accent

#FFCB29

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #390310

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

Preview Lab → · Contrast checker → · Palette generator →