#390F0F#390F0F

#390F0F is a very dark, moderate red. Relative luminance 0.012; OKLCH L 24.0% C 0.067 H 23.6°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#390F0F
RGB	rgb(57, 15, 15)
HSL	hsl(0, 58%, 14%)
HSV	hsv(0, 74%, 22%)
CMYK	cmyk(0%, 73.7%, 73.7%, 77.6%)
CIE-LAB	lab(10.89, 20.83, 10.34)
CIE-LCH	lch(10.89, 23.25, 26.41°)
OKLab	oklab(23.99% 0.0613 0.0268)
OKLCH	oklch(23.99% 0.067 23.6)
XYZ	xyz(1.9446, 1.2463, 0.5900)
Luminance	0.0125 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390F0F #0F3939

analogous

#390F24 #390F0F #39240F

triadic

#390F0F #0F390F #0F0F39

tetradic

#390F0F #24390F #0F3939 #240F39

square

#390F0F #24390F #0F3939 #240F39

split-complementary

#390F0F #0F3924 #0F2439

monochromatic

#180606 #180606 #390F0F #691C1C #9A2929

Accessibility & contrast

On white

16.81

#390F0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#390F0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390F0F

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390F0F	#FFFFFF	#000000	##FFFFFF
##390F0F	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A180F

Deuteranopia (green-blind)

#24210E

Tritanopia (blue-blind)

#3F060F

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #390f0f;
/* rgb */ color: rgb(57, 15, 15);
/* oklch */ color: oklch(24.0% 0.067 23.6);

Tailwind

colors: {
  custom: {
    50: '#73504d',
    500: '#390f0f',
    950: '#000000',
  },
}

SCSS

$custom: #390f0f;
$custom-light: #73504d;
$custom-dark: #000000;

JSON

{
  "hex": "#390f0f",
  "rgb": {
    "r": 57,
    "g": 15,
    "b": 15
  },
  "hsl": {
    "h": 0,
    "s": 58.333,
    "l": 14.118
  },
  "oklch": {
    "l": 0.23986,
    "c": 0.06694,
    "h": 23.6
  },
  "luminance": 0.01246
}

Semantic roles & 50–950 ramp

primary

#390F0F

secondary

#307373

accent

#E2E246

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #390F0F

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

Preview Lab → · Contrast checker → · Palette generator →