#91CF4F#91CF4F

#91CF4F is a light, vivid yellow-green. Relative luminance 0.512; OKLCH L 78.6% C 0.171 H 131.3°. Best body text is #000000 at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#91CF4F
RGB	rgb(145, 207, 79)
HSL	hsl(89, 57%, 56%)
HSV	hsv(89, 62%, 81%)
CMYK	cmyk(30%, 0%, 61.8%, 18.8%)
CIE-LAB	lab(76.81, -40.28, 55.77)
CIE-LCH	lch(76.81, 68.80, 125.84°)
OKLab	oklab(78.63% -0.113 0.1289)
OKLCH	oklch(78.63% 0.171 131.3)
XYZ	xyz(35.4008, 51.2088, 15.4147)
Luminance	0.5121 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91CF4F #8D4FCF

analogous

#CFCD4F #91CF4F #51CF4F

triadic

#91CF4F #4F91CF #CF4F91

tetradic

#91CF4F #4FCFCD #8D4FCF #CF4F51

square

#91CF4F #4FCFCD #8D4FCF #CF4F51

split-complementary

#91CF4F #4F51CF #CD4FCF

monochromatic

#538123 #72B130 #91CF4F #AFDC7F #CDE9AF

Accessibility & contrast

On white

1.87

#91CF4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.24

#91CF4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91CF4F

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91CF4F	#FFFFFF	#000000	##000000
##91CF4F	1.00	1.87	11.24	11.24
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.24	21.00	1.00	1.00
##000000	11.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C140

Deuteranopia (green-blind)

#CFBC59

Tritanopia (blue-blind)

#93C7B4

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #91cf4f;
/* rgb */ color: rgb(145, 207, 79);
/* oklch */ color: oklch(78.6% 0.171 131.3);

Tailwind

colors: {
  custom: {
    50: '#b5de85',
    500: '#91cf4f',
    950: '#000000',
  },
}

SCSS

$custom: #91cf4f;
$custom-light: #b5de85;
$custom-dark: #000000;

JSON

{
  "hex": "#91cf4f",
  "rgb": {
    "r": 145,
    "g": 207,
    "b": 79
  },
  "hsl": {
    "h": 89.063,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.78634,
    "c": 0.17144,
    "h": 131.3
  },
  "luminance": 0.5121
}

Semantic roles & 50–950 ramp

primary

#91CF4F

secondary

#603A88

accent

#47E092

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#11150B

muted

#81847E

Preview Lab

Preview with #91CF4F

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

Preview Lab → · Contrast checker → · Palette generator →