#A6F378#A6F378

#A6F378 is a very light, vivid yellow-green. Relative luminance 0.736; OKLCH L 88.7% C 0.174 H 135.0°. Best body text is #000000 at 15.71:1 contrast (WCAG AA passes).

Color values

HEX	#A6F378
RGB	rgb(166, 243, 120)
HSL	hsl(98, 84%, 71%)
HSV	hsv(98, 51%, 95%)
CMYK	cmyk(31.7%, 0%, 50.6%, 4.7%)
CIE-LAB	lab(88.72, -44.62, 51.47)
CIE-LCH	lch(88.72, 68.12, 130.92°)
OKLab	oklab(88.74% -0.1232 0.123)
OKLCH	oklch(88.74% 0.174 135)
XYZ	xyz(51.1655, 73.5623, 29.2688)
Luminance	0.7356 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6F378 #C578F3

analogous

#E3F378 #A6F378 #78F387

triadic

#A6F378 #78A6F3 #F378A6

tetradic

#A6F378 #78E3F3 #C578F3 #F38778

square

#A6F378 #78E3F3 #C578F3 #F38778

split-complementary

#A6F378 #8778F3 #F378E3

monochromatic

#5FDD14 #81EE40 #A6F378 #CBF8B0 #ECFDE3

Accessibility & contrast

On white

1.34

#A6F378 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.71

#A6F378 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A6F378

15.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6F378	#FFFFFF	#000000	##000000
##A6F378	1.00	1.34	15.71	15.71
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.71	21.00	1.00	1.00
##000000	15.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE36D

Deuteranopia (green-blind)

#F0DC80

Tritanopia (blue-blind)

#A5EBD7

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #a6f378;
/* rgb */ color: rgb(166, 243, 120);
/* oklch */ color: oklch(88.7% 0.174 135.0);

Tailwind

colors: {
  custom: {
    50: '#c4f7a1',
    500: '#a6f378',
    950: '#000000',
  },
}

SCSS

$custom: #a6f378;
$custom-light: #c4f7a1;
$custom-dark: #000000;

JSON

{
  "hex": "#a6f378",
  "rgb": {
    "r": 166,
    "g": 243,
    "b": 120
  },
  "hsl": {
    "h": 97.561,
    "s": 83.673,
    "l": 71.176
  },
  "oklch": {
    "l": 0.88741,
    "c": 0.17408,
    "h": 135
  },
  "luminance": 0.73564
}

Semantic roles & 50–950 ramp

primary

#A6F378

secondary

#9942CE

accent

#05E08E

background

#FDFFFC

surface

#F9FFF5

border

#D2D7CF

text

#13170F

muted

#828580

Preview Lab

Preview with #A6F378

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

Preview Lab → · Contrast checker → · Palette generator →