#3F380F#3F380F

#3F380F is a dark, muted yellow. Relative luminance 0.039; OKLCH L 33.9% C 0.059 H 99.5°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#3F380F
RGB	rgb(63, 56, 15)
HSL	hsl(51, 62%, 15%)
HSV	hsv(51, 76%, 25%)
CMYK	cmyk(0%, 11.1%, 76.2%, 75.3%)
CIE-LAB	lab(23.40, -2.70, 25.76)
CIE-LCH	lch(23.40, 25.90, 95.99°)
OKLab	oklab(33.88% -0.0097 0.0581)
OKLCH	oklch(33.88% 0.059 99.5)
XYZ	xyz(3.5505, 3.9198, 1.0214)
Luminance	0.0392 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F380F #0F163F

analogous

#3F200F #3F380F #2E3F0F

triadic

#3F380F #0F3F38 #380F3F

tetradic

#3F380F #0F3F20 #0F163F #3F0F2E

square

#3F380F #0F3F20 #0F163F #3F0F2E

split-complementary

#3F380F #0F2E3F #200F3F

monochromatic

#191606 #191606 #3F380F #70641B #A29027

Accessibility & contrast

On white

11.77

#3F380F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#3F380F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F380F

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F380F	#FFFFFF	#000000	##FFFFFF
##3F380F	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E360A

Deuteranopia (green-blind)

#403911

Tritanopia (blue-blind)

#443330

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3f380f;
/* rgb */ color: rgb(63, 56, 15);
/* oklch */ color: oklch(33.9% 0.059 99.5);

Tailwind

colors: {
  custom: {
    50: '#766e50',
    500: '#3f380f',
    950: '#000000',
  },
}

SCSS

$custom: #3f380f;
$custom-light: #766e50;
$custom-dark: #000000;

JSON

{
  "hex": "#3f380f",
  "rgb": {
    "r": 63,
    "g": 56,
    "b": 15
  },
  "hsl": {
    "h": 51.25,
    "s": 61.538,
    "l": 15.294
  },
  "oklch": {
    "l": 0.33878,
    "c": 0.05887,
    "h": 99.5
  },
  "luminance": 0.0392
}

Semantic roles & 50–950 ramp

primary

#3F380F

secondary

#303B79

accent

#5BE543

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #3F380F

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

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