#390B05#390B05

#390B05 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.2% C 0.074 H 31.5°. Best body text is #FFFFFF at 17.16:1 contrast (WCAG AA passes).

Color values

HEX	#390B05
RGB	rgb(57, 11, 5)
HSL	hsl(7, 84%, 12%)
HSV	hsv(7, 91%, 22%)
CMYK	cmyk(0%, 80.7%, 91.2%, 77.6%)
CIE-LAB	lab(9.96, 22.24, 13.40)
CIE-LCH	lch(9.96, 25.97, 31.07°)
OKLab	oklab(23.23% 0.0631 0.0387)
OKLCH	oklch(23.23% 0.074 31.5)
XYZ	xyz(1.8346, 1.1204, 0.2632)
Luminance	0.0112 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390B05 #053339

analogous

#390519 #390B05 #392505

triadic

#390B05 #05390B #0B0539

tetradic

#390B05 #193905 #053339 #250539

square

#390B05 #193905 #053339 #250539

split-complementary

#390B05 #053925 #051939

monochromatic

#1C0502 #1C0502 #390B05 #71160A #AA210F

Accessibility & contrast

On white

17.16

#390B05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#390B05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390B05

17.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390B05	#FFFFFF	#000000	##FFFFFF
##390B05	1.00	17.16	1.22	17.16
#FFFFFF	17.16	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191504

Deuteranopia (green-blind)

#241F04

Tritanopia (blue-blind)

#40000A

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #390b05;
/* rgb */ color: rgb(57, 11, 5);
/* oklch */ color: oklch(23.2% 0.074 31.5);

Tailwind

colors: {
  custom: {
    50: '#744d49',
    500: '#390b05',
    950: '#000000',
  },
}

SCSS

$custom: #390b05;
$custom-light: #744d49;
$custom-dark: #000000;

JSON

{
  "hex": "#390b05",
  "rgb": {
    "r": 57,
    "g": 11,
    "b": 5
  },
  "hsl": {
    "h": 6.923,
    "s": 83.871,
    "l": 12.157
  },
  "oklch": {
    "l": 0.23227,
    "c": 0.07398,
    "h": 31.5
  },
  "luminance": 0.0112
}

Semantic roles & 50–950 ramp

primary

#390B05

secondary

#20707A

accent

#E3FA2E

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #390B05

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

Preview Lab → · Contrast checker → · Palette generator →