#669B1F#669B1F

#669B1F is a light, vivid yellow-green. Relative luminance 0.264; OKLCH L 62.9% C 0.159 H 130.8°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#669B1F
RGB	rgb(102, 155, 31)
HSL	hsl(86, 67%, 36%)
HSV	hsv(86, 80%, 61%)
CMYK	cmyk(34.2%, 0%, 80%, 39.2%)
CIE-LAB	lab(58.38, -36.45, 54.47)
CIE-LCH	lch(58.38, 65.54, 123.79°)
OKLab	oklab(62.9% -0.1037 0.1202)
OKLCH	oklch(62.9% 0.159 130.8)
XYZ	xyz(17.4480, 26.3658, 5.4659)
Luminance	0.2637 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669B1F #541F9B

analogous

#9B921F #669B1F #289B1F

triadic

#669B1F #1F669B #9B1F66

tetradic

#669B1F #1F9B92 #541F9B #9B1F28

square

#669B1F #1F9B92 #541F9B #9B1F28

split-complementary

#669B1F #1F289B #921F9B

monochromatic

#23350B #446815 #669B1F #88CE29 #A4DD57

Accessibility & contrast

On white

3.35

#669B1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#669B1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669B1F

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669B1F	#FFFFFF	#000000	##000000
##669B1F	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A28F00

Deuteranopia (green-blind)

#9B8B2D

Tritanopia (blue-blind)

#689484

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #669b1f;
/* rgb */ color: rgb(102, 155, 31);
/* oklch */ color: oklch(62.9% 0.159 130.8);

Tailwind

colors: {
  custom: {
    50: '#96b966',
    500: '#669b1f',
    950: '#000000',
  },
}

SCSS

$custom: #669b1f;
$custom-light: #96b966;
$custom-dark: #000000;

JSON

{
  "hex": "#669b1f",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 31
  },
  "hsl": {
    "h": 85.645,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.62899,
    "c": 0.15874,
    "h": 130.8
  },
  "luminance": 0.26366
}

Semantic roles & 50–950 ramp

primary

#669B1F

secondary

#8355C1

accent

#3EEA87

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #669B1F

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

Preview Lab → · Contrast checker → · Palette generator →