#B9F979#B9F979

#B9F979 is a very light, vivid yellow-green. Relative luminance 0.794; OKLCH L 91.2% C 0.172 H 131.1°. Best body text is #000000 at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#B9F979
RGB	rgb(185, 249, 121)
HSL	hsl(90, 91%, 73%)
HSV	hsv(90, 51%, 98%)
CMYK	cmyk(25.7%, 0%, 51.4%, 2.4%)
CIE-LAB	lab(91.44, -40.61, 54.52)
CIE-LCH	lch(91.44, 67.98, 126.69°)
OKLab	oklab(91.22% -0.1129 0.1296)
OKLCH	oklch(91.22% 0.172 131.1)
XYZ	xyz(57.3337, 79.4447, 30.3991)
Luminance	0.7945 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

#C2FF89

ΔE00 1.94

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9F979 #B979F9

analogous

#F9F979 #B9F979 #79F979

triadic

#B9F979 #79B9F9 #F979B9

tetradic

#B9F979 #79F9F9 #B979F9 #F97979

square

#B9F979 #79F9F9 #B979F9 #F97979

split-complementary

#B9F979 #7979F9 #F979F9

monochromatic

#7CED0B #9AF63E #B9F979 #D8FCB4 #F0FEE2

Accessibility & contrast

On white

1.24

#B9F979 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.89

#B9F979 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9F979

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9F979	#FFFFFF	#000000	##000000
##B9F979	1.00	1.24	16.89	16.89
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.89	21.00	1.00	1.00
##000000	16.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA6D

Deuteranopia (green-blind)

#F9E581

Tritanopia (blue-blind)

#BCF0DC

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #b9f979;
/* rgb */ color: rgb(185, 249, 121);
/* oklch */ color: oklch(91.2% 0.172 131.1);

Tailwind

colors: {
  custom: {
    50: '#d1fba3',
    500: '#b9f979',
    950: '#000000',
  },
}

SCSS

$custom: #b9f979;
$custom-light: #d1fba3;
$custom-dark: #000000;

JSON

{
  "hex": "#b9f979",
  "rgb": {
    "r": 185,
    "g": 249,
    "b": 121
  },
  "hsl": {
    "h": 90,
    "s": 91.429,
    "l": 72.549
  },
  "oklch": {
    "l": 0.91219,
    "c": 0.17193,
    "h": 131.1
  },
  "luminance": 0.79446
}

Semantic roles & 50–950 ramp

primary

#B9F979

secondary

#8B41D5

accent

#00E673

background

#FEFFFC

surface

#FBFFF6

border

#D4D7D0

text

#14170F

muted

#838580

Preview Lab

Preview with #B9F979

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

Preview Lab → · Contrast checker → · Palette generator →