#666137#666137

#666137 is a mid, moderate yellow. Relative luminance 0.117; OKLCH L 48.7% C 0.061 H 102.4°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX#666137
RGBrgb(102, 97, 55)
HSLhsl(54, 30%, 31%)
HSVhsv(54, 46%, 40%)
CMYKcmyk(0%, 4.9%, 46.1%, 60%)
CIE-LABlab(40.65, -4.72, 24.60)
CIE-LCHlch(40.65, 25.05, 100.85°)
OKLaboklab(48.68% -0.0131 0.0595)
OKLCHoklch(48.68% 0.061 102.4)
XYZxyz(10.4440, 11.6503, 5.3123)
Luminance0.1165 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#666137 #373C66
analogous
#664937 #666137 #536637
triadic
#666137 #376661 #613766
tetradic
#666137 #376649 #373C66 #663753
square
#666137 #376649 #373C66 #663753
split-complementary
#666137 #375366 #493766
monochromatic
#16150C #3E3B22 #666137 #8E874C #AEA769

Accessibility & contrast

On white

6.31
#666137 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.33
#666137 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666137
6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##666137#FFFFFF#000000##FFFFFF
##6661371.006.313.336.31
#FFFFFF6.311.0021.001.00
#0000003.3321.001.0021.00
##FFFFFF6.311.0021.001.00

Color blindness preview

Protanopia (red-blind)
#685E34
Deuteranopia (green-blind)
#6A6139
Tritanopia (blue-blind)
#6C5C57
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #666137;
/* rgb */ color: rgb(102, 97, 55);
/* oklch */ color: oklch(48.7% 0.061 102.4);
Tailwind
colors: {
  custom: {
    50: '#938d6e',
    500: '#666137',
    950: '#000000',
  },
}
SCSS
$custom: #666137;
$custom-light: #938d6e;
$custom-dark: #000000;
JSON
{
  "hex": "#666137",
  "rgb": {
    "r": 102,
    "g": 97,
    "b": 55
  },
  "hsl": {
    "h": 53.617,
    "s": 29.936,
    "l": 30.784
  },
  "oklch": {
    "l": 0.48677,
    "c": 0.06093,
    "h": 102.4
  },
  "luminance": 0.1165
}

Semantic roles & 50–950 ramp

primary
#666137
secondary
#626896
accent
#6CC662
background
#F9F8F6
surface
#F1F0EC
border
#CBCBC7
text
#0D0C07
muted
#7E7D7A

Preview Lab

Preview with #666137

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

Preview Lab → · Contrast checker → · Palette generator →

#666137 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva