#43400B#43400B

#43400B is a dark, moderate yellow. Relative luminance 0.049; OKLCH L 36.4% C 0.070 H 106.1°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX#43400B
RGBrgb(67, 64, 11)
HSLhsl(57, 72%, 15%)
HSVhsv(57, 84%, 26%)
CMYKcmyk(0%, 4.5%, 83.6%, 73.7%)
CIE-LABlab(26.40, -5.88, 30.71)
CIE-LCHlch(26.40, 31.26, 100.84°)
OKLaboklab(36.35% -0.0195 0.0675)
OKLCHoklch(36.35% 0.07 106.1)
XYZxyz(4.2087, 4.8844, 1.0376)
Luminance0.0488 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#43400B #0B0E43
analogous
#43240B #43400B #2A430B
triadic
#43400B #0B4340 #400B43
tetradic
#43400B #0B4324 #0B0E43 #430B2A
square
#43400B #0B4324 #0B0E43 #430B2A
split-complementary
#43400B #0B2A43 #240B43
monochromatic
#1A1904 #1A1904 #43400B #787214 #ACA41C

Accessibility & contrast

On white

10.62
#43400B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.98
#43400B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43400B
10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##43400B#FFFFFF#000000##FFFFFF
##43400B1.0010.621.9810.62
#FFFFFF10.621.0021.001.00
#0000001.9821.001.0021.00
##FFFFFF10.621.0021.001.00

Color blindness preview

Protanopia (red-blind)
#463D03
Deuteranopia (green-blind)
#483F0F
Tritanopia (blue-blind)
#493B36
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #43400b;
/* rgb */ color: rgb(67, 64, 11);
/* oklch */ color: oklch(36.4% 0.070 106.1);
Tailwind
colors: {
  custom: {
    50: '#7a744f',
    500: '#43400b',
    950: '#000000',
  },
}
SCSS
$custom: #43400b;
$custom-light: #7a744f;
$custom-dark: #000000;
JSON
{
  "hex": "#43400b",
  "rgb": {
    "r": 67,
    "g": 64,
    "b": 11
  },
  "hsl": {
    "h": 56.786,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.36353,
    "c": 0.07025,
    "h": 106.1
  },
  "luminance": 0.04884
}

Semantic roles & 50–950 ramp

primary
#43400B
secondary
#2A2F80
accent
#43EF39
background
#F7F7F4
surface
#EEEDE7
border
#C9C8C3
text
#090802
muted
#7B7B78

Preview Lab

Preview with #43400B

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

Preview Lab → · Contrast checker → · Palette generator →

#43400B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva