#59BB21#59BB21

#59BB21 is a light, highly saturated yellow-green. Relative luminance 0.378; OKLCH L 70.5% C 0.203 H 137.3°. Best body text is #000000 at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#59BB21
RGB	rgb(89, 187, 33)
HSL	hsl(98, 70%, 43%)
HSV	hsv(98, 82%, 73%)
CMYK	cmyk(52.4%, 0%, 82.4%, 26.7%)
CIE-LAB	lab(67.85, -53.68, 62.37)
CIE-LCH	lch(67.85, 82.29, 130.72°)
OKLab	oklab(70.51% -0.149 0.1374)
OKLCH	oklch(70.51% 0.203 137.3)
XYZ	xyz(22.1639, 37.7726, 7.5615)
Luminance	0.3777 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#59BB21 #8321BB

analogous

#A6BB21 #59BB21 #21BB36

triadic

#59BB21 #2159BB #BB2159

tetradic

#59BB21 #21A6BB #8321BB #BB3621

square

#59BB21 #21A6BB #8321BB #BB3621

split-complementary

#59BB21 #3621BB #BB21A6

monochromatic

#27530F #408718 #59BB21 #77DD3D #9BE671

Accessibility & contrast

On white

2.45

#59BB21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.55

#59BB21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #59BB21

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##59BB21	#FFFFFF	#000000	##000000
##59BB21	1.00	2.45	8.55	8.55
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.55	21.00	1.00	1.00
##000000	8.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#B5A234

Tritanopia (blue-blind)

#52B49F

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #59bb21;
/* rgb */ color: rgb(89, 187, 33);
/* oklch */ color: oklch(70.5% 0.203 137.3);

Tailwind

colors: {
  custom: {
    50: '#92d06b',
    500: '#59bb21',
    950: '#000000',
  },
}

SCSS

$custom: #59bb21;
$custom-light: #92d06b;
$custom-dark: #000000;

JSON

{
  "hex": "#59bb21",
  "rgb": {
    "r": 89,
    "g": 187,
    "b": 33
  },
  "hsl": {
    "h": 98.182,
    "s": 70,
    "l": 43.137
  },
  "oklch": {
    "l": 0.70512,
    "c": 0.20268,
    "h": 137.3
  },
  "luminance": 0.37774
}

Semantic roles & 50–950 ramp

primary

#59BB21

secondary

#A96BCC

accent

#3BEDAC

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0E1407

muted

#7E827A

Preview Lab

Preview with #59BB21

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

Preview Lab → · Contrast checker → · Palette generator →