#669D23#669D23

#669D23 is a light, vivid yellow-green. Relative luminance 0.271; OKLCH L 63.4% C 0.159 H 131.4°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#669D23
RGB	rgb(102, 157, 35)
HSL	hsl(87, 64%, 38%)
HSV	hsv(87, 78%, 62%)
CMYK	cmyk(35%, 0%, 77.7%, 38.4%)
CIE-LAB	lab(59.03, -37.13, 53.80)
CIE-LCH	lch(59.03, 65.36, 124.61°)
OKLab	oklab(63.43% -0.1052 0.1194)
OKLCH	oklch(63.43% 0.159 131.4)
XYZ	xyz(17.8397, 27.0594, 5.8728)
Luminance	0.2706 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669D23 #5A239D

analogous

#9D9723 #669D23 #299D23

triadic

#669D23 #23669D #9D2366

tetradic

#669D23 #239D97 #5A239D #9D2329

square

#669D23 #239D97 #5A239D #9D2329

split-complementary

#669D23 #23299D #97239D

monochromatic

#25390D #456B18 #669D23 #87CF2E #A3DB5F

Accessibility & contrast

On white

3.28

#669D23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#669D23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669D23

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669D23	#FFFFFF	#000000	##000000
##669D23	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49103

Deuteranopia (green-blind)

#9D8D30

Tritanopia (blue-blind)

#689686

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #669d23;
/* rgb */ color: rgb(102, 157, 35);
/* oklch */ color: oklch(63.4% 0.159 131.4);

Tailwind

colors: {
  custom: {
    50: '#96ba68',
    500: '#669d23',
    950: '#000000',
  },
}

SCSS

$custom: #669d23;
$custom-light: #96ba68;
$custom-dark: #000000;

JSON

{
  "hex": "#669d23",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 35
  },
  "hsl": {
    "h": 87.049,
    "s": 63.542,
    "l": 37.647
  },
  "oklch": {
    "l": 0.63433,
    "c": 0.15918,
    "h": 131.4
  },
  "luminance": 0.2706
}

Semantic roles & 50–950 ramp

primary

#669D23

secondary

#895CC0

accent

#41E78C

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1107

muted

#7E807A

Preview Lab

Preview with #669D23

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

Preview Lab → · Contrast checker → · Palette generator →