#55AD1F#55AD1F

#55AD1F is a light, vivid yellow-green. Relative luminance 0.319; OKLCH L 66.7% C 0.189 H 136.9°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#55AD1F
RGB	rgb(85, 173, 31)
HSL	hsl(97, 70%, 40%)
HSV	hsv(97, 82%, 68%)
CMYK	cmyk(50.9%, 0%, 82.1%, 32.2%)
CIE-LAB	lab(63.27, -49.67, 58.68)
CIE-LCH	lch(63.27, 76.88, 130.25°)
OKLab	oklab(66.69% -0.1381 0.1294)
OKLCH	oklch(66.69% 0.189 136.9)
XYZ	xyz(18.9366, 31.9160, 6.4586)
Luminance	0.3192 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55AD1F #771FAD

analogous

#9CAD1F #55AD1F #1FAD30

triadic

#55AD1F #1F55AD #AD1F55

tetradic

#55AD1F #1F9CAD #771FAD #AD301F

square

#55AD1F #1F9CAD #771FAD #AD301F

split-complementary

#55AD1F #301FAD #AD1F9C

monochromatic

#22450C #3C7916 #55AD1F #70DA2F #94E363

Accessibility & contrast

On white

2.84

#55AD1F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#55AD1F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55AD1F

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55AD1F	#FFFFFF	#000000	##000000
##55AD1F	1.00	2.84	7.38	7.38
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39E00

Deuteranopia (green-blind)

#A89631

Tritanopia (blue-blind)

#50A693

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #55ad1f;
/* rgb */ color: rgb(85, 173, 31);
/* oklch */ color: oklch(66.7% 0.189 136.9);

Tailwind

colors: {
  custom: {
    50: '#8ec668',
    500: '#55ad1f',
    950: '#000000',
  },
}

SCSS

$custom: #55ad1f;
$custom-light: #8ec668;
$custom-dark: #000000;

JSON

{
  "hex": "#55ad1f",
  "rgb": {
    "r": 85,
    "g": 173,
    "b": 31
  },
  "hsl": {
    "h": 97.183,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.66694,
    "c": 0.18927,
    "h": 136.9
  },
  "luminance": 0.31917
}

Semantic roles & 50–950 ramp

primary

#55AD1F

secondary

#A060C8

accent

#3BECA9

background

#F9FCF6

surface

#F1F8EB

border

#CBD1C6

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #55AD1F

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

Preview Lab → · Contrast checker → · Palette generator →