#66901A#66901A

#66901A is a mid, vivid yellow-green. Relative luminance 0.228; OKLCH L 60.1% C 0.147 H 128.2°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#66901A
RGB	rgb(102, 144, 26)
HSL	hsl(81, 69%, 33%)
HSV	hsv(81, 82%, 56%)
CMYK	cmyk(29.2%, 0%, 81.9%, 43.5%)
CIE-LAB	lab(54.91, -31.67, 52.80)
CIE-LCH	lch(54.91, 61.57, 120.96°)
OKLab	oklab(60.06% -0.0911 0.1159)
OKLCH	oklch(60.06% 0.147 128.2)
XYZ	xyz(15.6392, 22.8455, 4.5627)
Luminance	0.2285 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66901A #441A90

analogous

#907F1A #66901A #2B901A

triadic

#66901A #1A6690 #901A66

tetradic

#66901A #1A907F #441A90 #901A2B

square

#66901A #1A907F #441A90 #901A2B

split-complementary

#66901A #1A2B90 #7F1A90

monochromatic

#1D2807 #415C11 #66901A #8BC423 #A8DE47

Accessibility & contrast

On white

3.77

#66901A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#66901A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66901A

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66901A	#FFFFFF	#000000	##000000
##66901A	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#978500

Deuteranopia (green-blind)

#928327

Tritanopia (blue-blind)

#6A897B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #66901a;
/* rgb */ color: rgb(102, 144, 26);
/* oklch */ color: oklch(60.1% 0.147 128.2);

Tailwind

colors: {
  custom: {
    50: '#96b062',
    500: '#66901a',
    950: '#000000',
  },
}

SCSS

$custom: #66901a;
$custom-light: #96b062;
$custom-dark: #000000;

JSON

{
  "hex": "#66901a",
  "rgb": {
    "r": 102,
    "g": 144,
    "b": 26
  },
  "hsl": {
    "h": 81.356,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.60064,
    "c": 0.1474,
    "h": 128.2
  },
  "luminance": 0.22846
}

Semantic roles & 50–950 ramp

primary

#66901A

secondary

#7247BF

accent

#3CEC7A

background

#F9FAF6

surface

#F2F5EB

border

#CCCFC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #66901A

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

Preview Lab → · Contrast checker → · Palette generator →