#A9EC5B#A9EC5B

#A9EC5B is a very light, vivid yellow-green. Relative luminance 0.692; OKLCH L 87.0% C 0.188 H 130.5°. Best body text is #000000 at 14.84:1 contrast (WCAG AA passes).

Color values

HEX	#A9EC5B
RGB	rgb(169, 236, 91)
HSL	hsl(88, 79%, 64%)
HSV	hsv(88, 61%, 93%)
CMYK	cmyk(28.4%, 0%, 61.4%, 7.5%)
CIE-LAB	lab(86.59, -43.36, 61.87)
CIE-LCH	lch(86.59, 75.55, 125.02°)
OKLab	oklab(86.97% -0.122 0.1429)
OKLCH	oklch(86.97% 0.188 130.5)
XYZ	xyz(48.2455, 69.1799, 20.7066)
Luminance	0.6918 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9EC5B #9E5BEC

analogous

#ECE65B #A9EC5B #61EC5B

triadic

#A9EC5B #5BA9EC #EC5BA9

tetradic

#A9EC5B #5BECE6 #9E5BEC #EC5B61

square

#A9EC5B #5BECE6 #9E5BEC #EC5B61

split-complementary

#A9EC5B #5B61EC #E65BEC

monochromatic

#6CB715 #8CE624 #A9EC5B #C6F292 #E3F9C9

Accessibility & contrast

On white

1.42

#A9EC5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.84

#A9EC5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9EC5B

14.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9EC5B	#FFFFFF	#000000	##000000
##A9EC5B	1.00	1.42	14.84	14.84
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.84	21.00	1.00	1.00
##000000	14.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC4A

Deuteranopia (green-blind)

#EDD766

Tritanopia (blue-blind)

#ACE3CD

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #a9ec5b;
/* rgb */ color: rgb(169, 236, 91);
/* oklch */ color: oklch(87.0% 0.188 130.5);

Tailwind

colors: {
  custom: {
    50: '#c6f28f',
    500: '#a9ec5b',
    950: '#000000',
  },
}

SCSS

$custom: #a9ec5b;
$custom-light: #c6f28f;
$custom-dark: #000000;

JSON

{
  "hex": "#a9ec5b",
  "rgb": {
    "r": 169,
    "g": 236,
    "b": 91
  },
  "hsl": {
    "h": 87.724,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.86966,
    "c": 0.18785,
    "h": 130.5
  },
  "luminance": 0.69181
}

Semantic roles & 50–950 ramp

primary

#A9EC5B

secondary

#7134B7

accent

#0ADC6B

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13170D

muted

#83857F

Preview Lab

Preview with #A9EC5B

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

Preview Lab → · Contrast checker → · Palette generator →