#673F1C#673F1C

#673F1C is a dark, moderate orange. Relative luminance 0.065; OKLCH L 40.8% C 0.074 H 59.4°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#673F1C
RGB	rgb(103, 63, 28)
HSL	hsl(28, 57%, 26%)
HSV	hsv(28, 73%, 40%)
CMYK	cmyk(0%, 38.8%, 72.8%, 59.6%)
CIE-LAB	lab(30.70, 13.96, 28.11)
CIE-LCH	lch(30.70, 31.38, 63.60°)
OKLab	oklab(40.77% 0.0378 0.064)
OKLCH	oklch(40.77% 0.074 59.4)
XYZ	xyz(7.5812, 6.5231, 1.9582)
Luminance	0.0652 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673F1C #1C4467

analogous

#671C1E #673F1C #67641C

triadic

#673F1C #1C673F #3F1C67

tetradic

#673F1C #1E671C #1C4467 #641C67

square

#673F1C #1E671C #1C4467 #641C67

split-complementary

#673F1C #1C6764 #1C1E67

monochromatic

#180F07 #37220F #673F1C #975C29 #C77A36

Accessibility & contrast

On white

9.11

#673F1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#673F1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673F1C

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673F1C	#FFFFFF	#000000	##FFFFFF
##673F1C	1.00	9.11	2.30	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4318

Deuteranopia (green-blind)

#554C1C

Tritanopia (blue-blind)

#713637

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #673f1c;
/* rgb */ color: rgb(103, 63, 28);
/* oklch */ color: oklch(40.8% 0.074 59.4);

Tailwind

colors: {
  custom: {
    50: '#96745a',
    500: '#673f1c',
    950: '#000000',
  },
}

SCSS

$custom: #673f1c;
$custom-light: #96745a;
$custom-dark: #000000;

JSON

{
  "hex": "#673f1c",
  "rgb": {
    "r": 103,
    "g": 63,
    "b": 28
  },
  "hsl": {
    "h": 28,
    "s": 57.252,
    "l": 25.686
  },
  "oklch": {
    "l": 0.40771,
    "c": 0.07431,
    "h": 59.4
  },
  "luminance": 0.06522
}

Semantic roles & 50–950 ramp

primary

#673F1C

secondary

#43729C

accent

#99E147

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0804

muted

#7E7B79

Preview Lab

Preview with #673F1C

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

Preview Lab → · Contrast checker → · Palette generator →