#59B128#59B128

#59B128 is a light, vivid yellow-green. Relative luminance 0.337; OKLCH L 68.0% C 0.188 H 137.1°. Best body text is #000000 at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#59B128
RGB	rgb(89, 177, 40)
HSL	hsl(99, 63%, 43%)
HSV	hsv(99, 77%, 69%)
CMYK	cmyk(49.7%, 0%, 77.4%, 30.6%)
CIE-LAB	lab(64.74, -49.51, 57.40)
CIE-LCH	lch(64.74, 75.81, 130.78°)
OKLab	oklab(67.96% -0.1375 0.128)
OKLCH	oklch(67.96% 0.188 137.1)
XYZ	xyz(20.2243, 33.7199, 7.4500)
Luminance	0.3372 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59B128 #8028B1

analogous

#9EB128 #59B128 #28B13B

triadic

#59B128 #2859B1 #B12859

tetradic

#59B128 #289EB1 #8028B1 #B13B28

square

#59B128 #289EB1 #8028B1 #B13B28

split-complementary

#59B128 #3B28B1 #B1289E

monochromatic

#274D11 #407F1D #59B128 #76D442 #9AE074

Accessibility & contrast

On white

2.71

#59B128 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.74

#59B128 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59B128

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59B128	#FFFFFF	#000000	##000000
##59B128	1.00	2.71	7.74	7.74
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.74	21.00	1.00	1.00
##000000	7.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A203

Deuteranopia (green-blind)

#AC9A37

Tritanopia (blue-blind)

#54AA97

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #59b128;
/* rgb */ color: rgb(89, 177, 40);
/* oklch */ color: oklch(68.0% 0.188 137.1);

Tailwind

colors: {
  custom: {
    50: '#90c96d',
    500: '#59b128',
    950: '#000000',
  },
}

SCSS

$custom: #59b128;
$custom-light: #90c96d;
$custom-dark: #000000;

JSON

{
  "hex": "#59b128",
  "rgb": {
    "r": 89,
    "g": 177,
    "b": 40
  },
  "hsl": {
    "h": 98.54,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.67958,
    "c": 0.18782,
    "h": 137.1
  },
  "luminance": 0.33721
}

Semantic roles & 50–950 ramp

primary

#59B128

secondary

#A76EC7

accent

#42E6AB

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #59B128

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

Preview Lab → · Contrast checker → · Palette generator →