#3E100F#3E100F

#3E100F is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.1% C 0.072 H 25.1°. Best body text is #FFFFFF at 16.33:1 contrast (WCAG AA passes).

Color values

HEX	#3E100F
RGB	rgb(62, 16, 15)
HSL	hsl(1, 61%, 15%)
HSV	hsv(1, 76%, 24%)
CMYK	cmyk(0%, 74.2%, 75.8%, 75.7%)
CIE-LAB	lab(12.15, 22.40, 12.24)
CIE-LCH	lch(12.15, 25.52, 28.66°)
OKLab	oklab(25.13% 0.0656 0.0307)
OKLCH	oklch(25.13% 0.072 25.1)
XYZ	xyz(2.2584, 1.4295, 0.6089)
Luminance	0.0143 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E100F #0F3D3E

analogous

#3E0F25 #3E100F #3E280F

triadic

#3E100F #0F3E10 #100F3E

tetradic

#3E100F #253E0F #0F3D3E #280F3E

square

#3E100F #253E0F #0F3D3E #280F3E

split-complementary

#3E100F #0F3E28 #0F253E

monochromatic

#190606 #190606 #3E100F #6F1D1B #A12927

Accessibility & contrast

On white

16.33

#3E100F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#3E100F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E100F

16.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E100F	#FFFFFF	#000000	##FFFFFF
##3E100F	1.00	16.33	1.29	16.33
#FFFFFF	16.33	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1A0F

Deuteranopia (green-blind)

#28230E

Tritanopia (blue-blind)

#450610

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #3e100f;
/* rgb */ color: rgb(62, 16, 15);
/* oklch */ color: oklch(25.1% 0.072 25.1);

Tailwind

colors: {
  custom: {
    50: '#77514d',
    500: '#3e100f',
    950: '#000000',
  },
}

SCSS

$custom: #3e100f;
$custom-light: #77514d;
$custom-dark: #000000;

JSON

{
  "hex": "#3e100f",
  "rgb": {
    "r": 62,
    "g": 16,
    "b": 15
  },
  "hsl": {
    "h": 1.277,
    "s": 61.039,
    "l": 15.098
  },
  "oklch": {
    "l": 0.25131,
    "c": 0.07236,
    "h": 25.1
  },
  "luminance": 0.01429
}

Semantic roles & 50–950 ramp

primary

#3E100F

secondary

#307778

accent

#E1E444

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3E100F

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

Preview Lab → · Contrast checker → · Palette generator →