#3F1503#3F1503

#3F1503 is a dark, moderate orange. Relative luminance 0.016; OKLCH L 25.9% C 0.072 H 42.5°. Best body text is #FFFFFF at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#3F1503
RGB	rgb(63, 21, 3)
HSL	hsl(18, 91%, 13%)
HSV	hsv(18, 95%, 25%)
CMYK	cmyk(0%, 66.7%, 95.2%, 75.3%)
CIE-LAB	lab(13.23, 19.36, 18.92)
CIE-LCH	lch(13.23, 27.07, 44.35°)
OKLab	oklab(25.93% 0.0529 0.0484)
OKLCH	oklch(25.93% 0.072 42.5)
XYZ	xyz(2.3348, 1.6000, 0.2720)
Luminance	0.0160 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1503 #032D3F

analogous

#3F030F #3F1503 #3F3303

triadic

#3F1503 #033F15 #15033F

tetradic

#3F1503 #0F3F03 #032D3F #33033F

square

#3F1503 #0F3F03 #032D3F #33033F

split-complementary

#3F1503 #033F33 #030F3F

monochromatic

#1D0A01 #1D0A01 #3F1503 #792806 #B43C09

Accessibility & contrast

On white

15.91

#3F1503 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#3F1503 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1503

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1503	#FFFFFF	#000000	##FFFFFF
##3F1503	1.00	15.91	1.32	15.91
#FFFFFF	15.91	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211C01

Deuteranopia (green-blind)

#2B2602

Tritanopia (blue-blind)

#460B11

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #3f1503;
/* rgb */ color: rgb(63, 21, 3);
/* oklch */ color: oklch(25.9% 0.072 42.5);

Tailwind

colors: {
  custom: {
    50: '#785448',
    500: '#3f1503',
    950: '#000000',
  },
}

SCSS

$custom: #3f1503;
$custom-light: #785448;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1503",
  "rgb": {
    "r": 63,
    "g": 21,
    "b": 3
  },
  "hsl": {
    "h": 18,
    "s": 90.909,
    "l": 12.941
  },
  "oklch": {
    "l": 0.25926,
    "c": 0.07171,
    "h": 42.5
  },
  "luminance": 0.016
}

Semantic roles & 50–950 ramp

primary

#3F1503

secondary

#1D6381

accent

#BFFF29

background

#F7F4F4

surface

#EEE7E6

border

#C9C3C2

text

#0A0300

muted

#7C7877

Preview Lab

Preview with #3F1503

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

Preview Lab → · Contrast checker → · Palette generator →