#669F23#669F23

#669F23 is a light, vivid yellow-green. Relative luminance 0.277; OKLCH L 63.9% C 0.162 H 131.7°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#669F23
RGB	rgb(102, 159, 35)
HSL	hsl(88, 64%, 38%)
HSV	hsv(88, 78%, 62%)
CMYK	cmyk(35.8%, 0%, 78%, 37.6%)
CIE-LAB	lab(59.65, -38.01, 54.39)
CIE-LCH	lch(59.65, 66.35, 124.95°)
OKLab	oklab(63.94% -0.1076 0.1207)
OKLCH	oklch(63.94% 0.162 131.7)
XYZ	xyz(18.1808, 27.7417, 5.9865)
Luminance	0.2774 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669F23 #5C239F

analogous

#9F9A23 #669F23 #289F23

triadic

#669F23 #23669F #9F2366

tetradic

#669F23 #239F9A #5C239F #9F2328

square

#669F23 #239F9A #5C239F #9F2328

split-complementary

#669F23 #23289F #9A239F

monochromatic

#263B0D #466D18 #669F23 #86D12E #A3DC60

Accessibility & contrast

On white

3.21

#669F23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#669F23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669F23

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669F23	#FFFFFF	#000000	##000000
##669F23	1.00	3.21	6.55	6.55
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69202

Deuteranopia (green-blind)

#9E8E30

Tritanopia (blue-blind)

#689888

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #669f23;
/* rgb */ color: rgb(102, 159, 35);
/* oklch */ color: oklch(63.9% 0.162 131.7);

Tailwind

colors: {
  custom: {
    50: '#97bc68',
    500: '#669f23',
    950: '#000000',
  },
}

SCSS

$custom: #669f23;
$custom-light: #97bc68;
$custom-dark: #000000;

JSON

{
  "hex": "#669f23",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 35
  },
  "hsl": {
    "h": 87.581,
    "s": 63.918,
    "l": 38.039
  },
  "oklch": {
    "l": 0.63943,
    "c": 0.16169,
    "h": 131.7
  },
  "luminance": 0.27742
}

Semantic roles & 50–950 ramp

primary

#669F23

secondary

#8B5DC1

accent

#41E78D

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #669F23

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

Preview Lab → · Contrast checker → · Palette generator →