#666E13#666E13

#666E13 is a mid, moderate yellow. Relative luminance 0.140; OKLCH L 51.4% C 0.109 H 114.8°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX#666E13
RGBrgb(102, 110, 19)
HSLhsl(65, 71%, 25%)
HSVhsv(65, 83%, 43%)
CMYKcmyk(7.3%, 0%, 82.7%, 56.9%)
CIE-LABlab(44.27, -14.84, 45.34)
CIE-LCHlch(44.27, 47.71, 108.12°)
OKLaboklab(51.45% -0.0457 0.0988)
OKLCHoklch(51.45% 0.109 114.8)
XYZxyz(11.1733, 14.0239, 2.7343)
Luminance0.1402 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#666E13 #1B136E
analogous
#6E4913 #666E13 #386E13
triadic
#666E13 #13666E #6E1366
tetradic
#666E13 #136E49 #1B136E #6E1338
square
#666E13 #136E49 #1B136E #6E1338
split-complementary
#666E13 #13386E #49136E
monochromatic
#181A05 #363A0A #666E13 #96A21C #C7D625

Accessibility & contrast

On white

5.52
#666E13 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.80
#666E13 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666E13
5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##666E13#FFFFFF#000000##FFFFFF
##666E131.005.523.805.52
#FFFFFF5.521.0021.001.00
#0000003.8021.001.0021.00
##FFFFFF5.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#776800
Deuteranopia (green-blind)
#76691C
Tritanopia (blue-blind)
#6D675D
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #666e13;
/* rgb */ color: rgb(102, 110, 19);
/* oklch */ color: oklch(51.4% 0.109 114.8);
Tailwind
colors: {
  custom: {
    50: '#95975a',
    500: '#666e13',
    950: '#000000',
  },
}
SCSS
$custom: #666e13;
$custom-light: #95975a;
$custom-dark: #000000;
JSON
{
  "hex": "#666e13",
  "rgb": {
    "r": 102,
    "g": 110,
    "b": 19
  },
  "hsl": {
    "h": 65.275,
    "s": 70.543,
    "l": 25.294
  },
  "oklch": {
    "l": 0.51447,
    "c": 0.10884,
    "h": 114.8
  },
  "luminance": 0.14024
}

Semantic roles & 50–950 ramp

primary
#666E13
secondary
#4138A5
accent
#3AED4A
background
#F9F9F5
surface
#F2F2E9
border
#CCCCC5
text
#0E0D04
muted
#7E7E79

Preview Lab

Preview with #666E13

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

Preview Lab → · Contrast checker → · Palette generator →

#666E13 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva