#55AA1D#55AA1D

#55AA1D is a light, vivid yellow-green. Relative luminance 0.308; OKLCH L 65.9% C 0.187 H 136.5°. Best body text is #000000 at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#55AA1D
RGB	rgb(85, 170, 29)
HSL	hsl(96, 71%, 39%)
HSV	hsv(96, 83%, 67%)
CMYK	cmyk(50%, 0%, 82.9%, 33.3%)
CIE-LAB	lab(62.31, -48.61, 58.35)
CIE-LCH	lch(62.31, 75.94, 129.80°)
OKLab	oklab(65.9% -0.1354 0.1284)
OKLCH	oklch(65.9% 0.187 136.5)
XYZ	xyz(18.3423, 30.7682, 6.1345)
Luminance	0.3077 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55AA1D #721DAA

analogous

#9CAA1D #55AA1D #1DAA2C

triadic

#55AA1D #1D55AA #AA1D55

tetradic

#55AA1D #1D9CAA #721DAA #AA2C1D

square

#55AA1D #1D9CAA #721DAA #AA2C1D

split-complementary

#55AA1D #2C1DAA #AA1D9C

monochromatic

#21410B #3B7614 #55AA1D #70DB2A #93E45E

Accessibility & contrast

On white

2.94

#55AA1D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.15

#55AA1D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55AA1D

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55AA1D	#FFFFFF	#000000	##000000
##55AA1D	1.00	2.94	7.15	7.15
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.15	21.00	1.00	1.00
##000000	7.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09B00

Deuteranopia (green-blind)

#A5942F

Tritanopia (blue-blind)

#50A491

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #55aa1d;
/* rgb */ color: rgb(85, 170, 29);
/* oklch */ color: oklch(65.9% 0.187 136.5);

Tailwind

colors: {
  custom: {
    50: '#8ec467',
    500: '#55aa1d',
    950: '#000000',
  },
}

SCSS

$custom: #55aa1d;
$custom-light: #8ec467;
$custom-dark: #000000;

JSON

{
  "hex": "#55aa1d",
  "rgb": {
    "r": 85,
    "g": 170,
    "b": 29
  },
  "hsl": {
    "h": 96.17,
    "s": 70.854,
    "l": 39.02
  },
  "oklch": {
    "l": 0.65899,
    "c": 0.18661,
    "h": 136.5
  },
  "luminance": 0.30769
}

Semantic roles & 50–950 ramp

primary

#55AA1D

secondary

#9D5BC8

accent

#3AEEA6

background

#F9FCF6

surface

#F1F8EB

border

#CBD1C6

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #55AA1D

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

Preview Lab → · Contrast checker → · Palette generator →