#AFEF59#AFEF59

#AFEF59 is a very light, vivid yellow-green. Relative luminance 0.716; OKLCH L 88.0% C 0.190 H 129.3°. Best body text is #000000 at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#AFEF59
RGB	rgb(175, 239, 89)
HSL	hsl(86, 82%, 64%)
HSV	hsv(86, 63%, 94%)
CMYK	cmyk(26.8%, 0%, 62.8%, 6.3%)
CIE-LAB	lab(87.76, -42.68, 64.06)
CIE-LCH	lch(87.76, 76.98, 123.67°)
OKLab	oklab(88% -0.1206 0.1472)
OKLCH	oklch(88% 0.19 129.3)
XYZ	xyz(50.3486, 71.5670, 20.6104)
Luminance	0.7157 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 3.76

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AFEF59 #9959EF

analogous

#EFE459 #AFEF59 #64EF59

triadic

#AFEF59 #59AFEF #EF59AF

tetradic

#AFEF59 #59EFE4 #9959EF #EF5964

square

#AFEF59 #59EFE4 #9959EF #EF5964

split-complementary

#AFEF59 #5964EF #E459EF

monochromatic

#73BC12 #94EA21 #AFEF59 #CAF491 #E5FAC9

Accessibility & contrast

On white

1.37

#AFEF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.31

#AFEF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AFEF59

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AFEF59	#FFFFFF	#000000	##000000
##AFEF59	1.00	1.37	15.31	15.31
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.31	21.00	1.00	1.00
##000000	15.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FADF46

Deuteranopia (green-blind)

#F1DB65

Tritanopia (blue-blind)

#B4E5D0

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #afef59;
/* rgb */ color: rgb(175, 239, 89);
/* oklch */ color: oklch(88.0% 0.190 129.3);

Tailwind

colors: {
  custom: {
    50: '#cbf48e',
    500: '#afef59',
    950: '#000000',
  },
}

SCSS

$custom: #afef59;
$custom-light: #cbf48e;
$custom-dark: #000000;

JSON

{
  "hex": "#afef59",
  "rgb": {
    "r": 175,
    "g": 239,
    "b": 89
  },
  "hsl": {
    "h": 85.6,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.87995,
    "c": 0.19028,
    "h": 129.3
  },
  "luminance": 0.71568
}

Semantic roles & 50–950 ramp

primary

#AFEF59

secondary

#6C32BA

accent

#07DF63

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #AFEF59

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

Preview Lab → · Contrast checker → · Palette generator →