#5FBB21#5FBB21

#5FBB21 is a light, vivid yellow-green. Relative luminance 0.381; OKLCH L 70.8% C 0.200 H 136.4°. Best body text is #000000 at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#5FBB21
RGB	rgb(95, 187, 33)
HSL	hsl(96, 70%, 43%)
HSV	hsv(96, 82%, 73%)
CMYK	cmyk(49.2%, 0%, 82.4%, 26.7%)
CIE-LAB	lab(68.08, -51.91, 62.66)
CIE-LCH	lch(68.08, 81.37, 129.64°)
OKLab	oklab(70.76% -0.1447 0.1379)
OKLCH	oklch(70.76% 0.2 136.4)
XYZ	xyz(22.7635, 38.0818, 7.5896)
Luminance	0.3808 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5FBB21 #7D21BB

analogous

#ACBB21 #5FBB21 #21BB30

triadic

#5FBB21 #215FBB #BB215F

tetradic

#5FBB21 #21ACBB #7D21BB #BB3021

square

#5FBB21 #21ACBB #7D21BB #BB3021

split-complementary

#5FBB21 #3021BB #BB21AC

monochromatic

#2A530F #458718 #5FBB21 #7DDD3D #A0E671

Accessibility & contrast

On white

2.44

#5FBB21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.62

#5FBB21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5FBB21

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5FBB21	#FFFFFF	#000000	##000000
##5FBB21	1.00	2.44	8.62	8.62
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.62	21.00	1.00	1.00
##000000	8.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AB00

Deuteranopia (green-blind)

#B6A334

Tritanopia (blue-blind)

#5AB49F

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #5fbb21;
/* rgb */ color: rgb(95, 187, 33);
/* oklch */ color: oklch(70.8% 0.200 136.4);

Tailwind

colors: {
  custom: {
    50: '#95d06b',
    500: '#5fbb21',
    950: '#000000',
  },
}

SCSS

$custom: #5fbb21;
$custom-light: #95d06b;
$custom-dark: #000000;

JSON

{
  "hex": "#5fbb21",
  "rgb": {
    "r": 95,
    "g": 187,
    "b": 33
  },
  "hsl": {
    "h": 95.844,
    "s": 70,
    "l": 43.137
  },
  "oklch": {
    "l": 0.70763,
    "c": 0.19986,
    "h": 136.4
  },
  "luminance": 0.38083
}

Semantic roles & 50–950 ramp

primary

#5FBB21

secondary

#A56BCC

accent

#3BEDA5

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0E1407

muted

#7E827A

Preview Lab

Preview with #5FBB21

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

Preview Lab → · Contrast checker → · Palette generator →