#66911C#66911C

#66911C is a mid, vivid yellow-green. Relative luminance 0.232; OKLCH L 60.3% C 0.148 H 128.5°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#66911C
RGB	rgb(102, 145, 28)
HSL	hsl(82, 68%, 34%)
HSV	hsv(82, 81%, 57%)
CMYK	cmyk(29.7%, 0%, 80.7%, 43.1%)
CIE-LAB	lab(55.24, -32.04, 52.49)
CIE-LCH	lch(55.24, 61.50, 121.40°)
OKLab	oklab(60.33% -0.092 0.1155)
OKLCH	oklch(60.33% 0.148 128.5)
XYZ	xyz(15.8145, 23.1590, 4.7353)
Luminance	0.2316 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66911C #471C91

analogous

#91821C #66911C #2C911C

triadic

#66911C #1C6691 #911C66

tetradic

#66911C #1C9182 #471C91 #911C2C

square

#66911C #1C9182 #471C91 #911C2C

split-complementary

#66911C #1C2C91 #821C91

monochromatic

#1E2A08 #425E12 #66911C #8AC426 #A7DC4B

Accessibility & contrast

On white

3.73

#66911C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#66911C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66911C

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66911C	#FFFFFF	#000000	##000000
##66911C	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988600

Deuteranopia (green-blind)

#938329

Tritanopia (blue-blind)

#6A8A7C

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #66911c;
/* rgb */ color: rgb(102, 145, 28);
/* oklch */ color: oklch(60.3% 0.148 128.5);

Tailwind

colors: {
  custom: {
    50: '#96b163',
    500: '#66911c',
    950: '#000000',
  },
}

SCSS

$custom: #66911c;
$custom-light: #96b163;
$custom-dark: #000000;

JSON

{
  "hex": "#66911c",
  "rgb": {
    "r": 102,
    "g": 145,
    "b": 28
  },
  "hsl": {
    "h": 82.051,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.6033,
    "c": 0.14769,
    "h": 128.5
  },
  "luminance": 0.23159
}

Semantic roles & 50–950 ramp

primary

#66911C

secondary

#754ABE

accent

#3DEB7D

background

#F9FAF6

surface

#F2F5EB

border

#CCCFC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #66911C

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

Preview Lab → · Contrast checker → · Palette generator →