#5AB128#5AB128

#5AB128 is a light, vivid yellow-green. Relative luminance 0.338; OKLCH L 68.0% C 0.187 H 136.9°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#5AB128
RGB	rgb(90, 177, 40)
HSL	hsl(98, 63%, 43%)
HSV	hsv(98, 77%, 69%)
CMYK	cmyk(49.2%, 0%, 77.4%, 30.6%)
CIE-LAB	lab(64.78, -49.21, 57.46)
CIE-LCH	lch(64.78, 75.65, 130.58°)
OKLab	oklab(68% -0.1367 0.1281)
OKLCH	oklch(68% 0.187 136.9)
XYZ	xyz(20.3210, 33.7697, 7.4545)
Luminance	0.3377 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5AB128 #7F28B1

analogous

#9FB128 #5AB128 #28B13A

triadic

#5AB128 #285AB1 #B1285A

tetradic

#5AB128 #289FB1 #7F28B1 #B13A28

square

#5AB128 #289FB1 #7F28B1 #B13A28

split-complementary

#5AB128 #3A28B1 #B1289F

monochromatic

#274D11 #417F1D #5AB128 #77D442 #9BE074

Accessibility & contrast

On white

2.71

#5AB128 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#5AB128 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5AB128

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5AB128	#FFFFFF	#000000	##000000
##5AB128	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A203

Deuteranopia (green-blind)

#AC9A37

Tritanopia (blue-blind)

#55AA97

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #5ab128;
/* rgb */ color: rgb(90, 177, 40);
/* oklch */ color: oklch(68.0% 0.187 136.9);

Tailwind

colors: {
  custom: {
    50: '#91c96d',
    500: '#5ab128',
    950: '#000000',
  },
}

SCSS

$custom: #5ab128;
$custom-light: #91c96d;
$custom-dark: #000000;

JSON

{
  "hex": "#5ab128",
  "rgb": {
    "r": 90,
    "g": 177,
    "b": 40
  },
  "hsl": {
    "h": 98.102,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.68002,
    "c": 0.18734,
    "h": 136.9
  },
  "luminance": 0.33771
}

Semantic roles & 50–950 ramp

primary

#5AB128

secondary

#A66EC7

accent

#42E6AA

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #5AB128

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

Preview Lab → · Contrast checker → · Palette generator →