#380503#380503

#380503 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.2% C 0.080 H 29.2°. Best body text is #FFFFFF at 17.63:1 contrast (WCAG AA passes).

Color values

HEX	#380503
RGB	rgb(56, 5, 3)
HSL	hsl(2, 90%, 12%)
HSV	hsv(2, 95%, 22%)
CMYK	cmyk(0%, 91.1%, 94.6%, 78%)
CIE-LAB	lab(8.62, 24.68, 12.27)
CIE-LCH	lch(8.62, 27.57, 26.44°)
OKLab	oklab(22.18% 0.07 0.0391)
OKLCH	oklch(22.18% 0.08 29.2)
XYZ	xyz(1.7018, 0.9561, 0.1811)
Luminance	0.0096 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#380503 #033638

analogous

#38031C #380503 #382003

triadic

#380503 #033805 #050338

tetradic

#380503 #1C3803 #033638 #200338

square

#380503 #1C3803 #033638 #200338

split-complementary

#380503 #033820 #031C38

monochromatic

#1D0302 #1D0302 #380503 #720A06 #AC0F09

Accessibility & contrast

On white

17.63

#380503 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#380503 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #380503

17.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##380503	#FFFFFF	#000000	##FFFFFF
##380503	1.00	17.63	1.19	17.63
#FFFFFF	17.63	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151102

Deuteranopia (green-blind)

#221D02

Tritanopia (blue-blind)

#3F0005

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #380503;
/* rgb */ color: rgb(56, 5, 3);
/* oklch */ color: oklch(22.2% 0.080 29.2);

Tailwind

colors: {
  custom: {
    50: '#734a48',
    500: '#380503',
    950: '#000000',
  },
}

SCSS

$custom: #380503;
$custom-light: #734a48;
$custom-dark: #000000;

JSON

{
  "hex": "#380503",
  "rgb": {
    "r": 56,
    "g": 5,
    "b": 3
  },
  "hsl": {
    "h": 2.264,
    "s": 89.831,
    "l": 11.569
  },
  "oklch": {
    "l": 0.22176,
    "c": 0.08019,
    "h": 29.2
  },
  "luminance": 0.00956
}

Semantic roles & 50–950 ramp

primary

#380503

secondary

#1C777B

accent

#F7FF29

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #380503

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

Preview Lab → · Contrast checker → · Palette generator →