#A9F978#A9F978

#A9F978 is a very light, vivid yellow-green. Relative luminance 0.775; OKLCH L 90.3% C 0.181 H 134.9°. Best body text is #000000 at 16.51:1 contrast (WCAG AA passes).

Color values

HEX	#A9F978
RGB	rgb(169, 249, 120)
HSL	hsl(97, 91%, 72%)
HSV	hsv(97, 52%, 98%)
CMYK	cmyk(32.1%, 0%, 51.8%, 2.4%)
CIE-LAB	lab(90.57, -46.19, 53.73)
CIE-LCH	lch(90.57, 70.86, 130.68°)
OKLab	oklab(90.29% -0.1276 0.128)
OKLCH	oklch(90.29% 0.181 134.9)
XYZ	xyz(53.6268, 77.5403, 29.9069)
Luminance	0.7754 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Light Yellowish Green

#C2FF89

ΔE00 3.22

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9F978 #C878F9

analogous

#EAF978 #A9F978 #78F987

triadic

#A9F978 #78A9F9 #F978A9

tetradic

#A9F978 #78EAF9 #C878F9 #F98778

square

#A9F978 #78EAF9 #C878F9 #F98778

split-complementary

#A9F978 #8778F9 #F978EA

monochromatic

#60EC0A #84F63D #A9F978 #CEFCB3 #ECFEE2

Accessibility & contrast

On white

1.27

#A9F978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.51

#A9F978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9F978

16.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9F978	#FFFFFF	#000000	##000000
##A9F978	1.00	1.27	16.51	16.51
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.51	21.00	1.00	1.00
##000000	16.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE86C

Deuteranopia (green-blind)

#F6E281

Tritanopia (blue-blind)

#A8F1DC

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #a9f978;
/* rgb */ color: rgb(169, 249, 120);
/* oklch */ color: oklch(90.3% 0.181 134.9);

Tailwind

colors: {
  custom: {
    50: '#c6fba2',
    500: '#a9f978',
    950: '#000000',
  },
}

SCSS

$custom: #a9f978;
$custom-light: #c6fba2;
$custom-dark: #000000;

JSON

{
  "hex": "#a9f978",
  "rgb": {
    "r": 169,
    "g": 249,
    "b": 120
  },
  "hsl": {
    "h": 97.209,
    "s": 91.489,
    "l": 72.353
  },
  "oklch": {
    "l": 0.90289,
    "c": 0.18074,
    "h": 134.9
  },
  "luminance": 0.77542
}

Semantic roles & 50–950 ramp

primary

#A9F978

secondary

#9D40D5

accent

#00E68E

background

#FEFFFC

surface

#FAFFF6

border

#D3D7D0

text

#13170F

muted

#838580

Preview Lab

Preview with #A9F978

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

Preview Lab → · Contrast checker → · Palette generator →