#43370A#43370A

#43370A is a dark, moderate yellow. Relative luminance 0.039; OKLCH L 34.0% C 0.062 H 93.4°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#43370A
RGB	rgb(67, 55, 10)
HSL	hsl(47, 74%, 15%)
HSV	hsv(47, 85%, 26%)
CMYK	cmyk(0%, 17.9%, 85.1%, 73.7%)
CIE-LAB	lab(23.50, -0.25, 28.32)
CIE-LCH	lch(23.50, 28.32, 90.50°)
OKLab	oklab(34.05% -0.0037 0.0623)
OKLCH	oklch(34.05% 0.062 93.4)
XYZ	xyz(3.7359, 3.9478, 0.8523)
Luminance	0.0395 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43370A #0A1643

analogous

#431A0A #43370A #33430A

triadic

#43370A #0A4337 #370A43

tetradic

#43370A #0A431A #0A1643 #430A33

square

#43370A #0A431A #0A1643 #430A33

split-complementary

#43370A #0A3343 #1A0A43

monochromatic

#1B1604 #1B1604 #43370A #786312 #AE8E1A

Accessibility & contrast

On white

11.73

#43370A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#43370A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43370A

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43370A	#FFFFFF	#000000	##FFFFFF
##43370A	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3604

Deuteranopia (green-blind)

#41390D

Tritanopia (blue-blind)

#49322E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #43370a;
/* rgb */ color: rgb(67, 55, 10);
/* oklch */ color: oklch(34.0% 0.062 93.4);

Tailwind

colors: {
  custom: {
    50: '#7a6d4d',
    500: '#43370a',
    950: '#000000',
  },
}

SCSS

$custom: #43370a;
$custom-light: #7a6d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#43370a",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 10
  },
  "hsl": {
    "h": 47.368,
    "s": 74.026,
    "l": 15.098
  },
  "oklch": {
    "l": 0.34046,
    "c": 0.06245,
    "h": 93.4
  },
  "luminance": 0.03948
}

Semantic roles & 50–950 ramp

primary

#43370A

secondary

#293B80

accent

#5EF137

background

#F7F6F4

surface

#EEEBE7

border

#C9C6C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #43370A

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

Preview Lab → · Contrast checker → · Palette generator →