#55BB1D#55BB1D

#55BB1D is a light, highly saturated yellow-green. Relative luminance 0.376; OKLCH L 70.3% C 0.206 H 137.7°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#55BB1D
RGB	rgb(85, 187, 29)
HSL	hsl(99, 73%, 42%)
HSV	hsv(99, 84%, 73%)
CMYK	cmyk(54.5%, 0%, 84.5%, 26.7%)
CIE-LAB	lab(67.69, -54.98, 63.18)
CIE-LCH	lch(67.69, 83.75, 131.03°)
OKLab	oklab(70.34% -0.1525 0.1386)
OKLCH	oklch(70.34% 0.206 137.7)
XYZ	xyz(21.7377, 37.5589, 7.2663)
Luminance	0.3756 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55BB1D #831DBB

analogous

#A4BB1D #55BB1D #1DBB34

triadic

#55BB1D #1D55BB #BB1D55

tetradic

#55BB1D #1DA4BB #831DBB #BB341D

square

#55BB1D #1DA4BB #831DBB #BB341D

split-complementary

#55BB1D #341DBB #BB1DA4

monochromatic

#25510D #3D8615 #55BB1D #72E035 #97E86A

Accessibility & contrast

On white

2.47

#55BB1D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.51

#55BB1D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55BB1D

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55BB1D	#FFFFFF	#000000	##000000
##55BB1D	1.00	2.47	8.51	8.51
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.51	21.00	1.00	1.00
##000000	8.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#B4A232

Tritanopia (blue-blind)

#4DB49F

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #55bb1d;
/* rgb */ color: rgb(85, 187, 29);
/* oklch */ color: oklch(70.3% 0.206 137.7);

Tailwind

colors: {
  custom: {
    50: '#90d06a',
    500: '#55bb1d',
    950: '#000000',
  },
}

SCSS

$custom: #55bb1d;
$custom-light: #90d06a;
$custom-dark: #000000;

JSON

{
  "hex": "#55bb1d",
  "rgb": {
    "r": 85,
    "g": 187,
    "b": 29
  },
  "hsl": {
    "h": 98.734,
    "s": 73.148,
    "l": 42.353
  },
  "oklch": {
    "l": 0.70336,
    "c": 0.20603,
    "h": 137.7
  },
  "luminance": 0.37561
}

Semantic roles & 50–950 ramp

primary

#55BB1D

secondary

#A966CE

accent

#38F0AF

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0E1407

muted

#7E827A

Preview Lab

Preview with #55BB1D

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

Preview Lab → · Contrast checker → · Palette generator →