#C5EC54#C5EC54
#C5EC54 is a very light, vivid yellow-green. Relative luminance 0.725; OKLCH L 88.7% C 0.180 H 122.5°. Best body text is #000000 at 15.50:1 contrast (WCAG AA passes).
Color values
| HEX | #C5EC54 |
|---|---|
| RGB | rgb(197, 236, 84) |
| HSL | hsl(75, 80%, 63%) |
| HSV | hsv(75, 64%, 93%) |
| CMYK | cmyk(16.5%, 0%, 64.4%, 7.5%) |
| CIE-LAB | lab(88.21, -33.48, 66.93) |
| CIE-LCH | lch(88.21, 74.84, 116.57°) |
| OKLab | oklab(88.69% -0.0969 0.1522) |
| OKLCH | oklch(88.69% 0.18 122.5) |
| XYZ | xyz(54.6222, 72.5012, 19.5023) |
| Luminance | 0.7250 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Pear
#CBF85F
ΔE00 2.59
Yellowy Green
#BFF128
ΔE00 3.39
Yellow Green
#C8FD3D
ΔE00 4.35
Yellowish Green
#B0DD16
ΔE00 4.71
Chartreuse (survey)
#C1F80A
ΔE00 4.94
Greeny Yellow
#C6F808
ΔE00 5.03
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C5EC54 #7B54EC
analogous
#ECC754 #C5EC54 #79EC54
triadic
#C5EC54 #54C5EC #EC54C5
tetradic
#C5EC54 #54ECC7 #7B54EC #EC5479
square
#C5EC54 #54ECC7 #7B54EC #EC5479
split-complementary
#C5EC54 #5479EC #C754EC
monochromatic
#89B214 #B2E61D #C5EC54 #D8F28B #EAF8C2
Accessibility & contrast
On white
1.35
#C5EC54 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
15.50
#C5EC54 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #C5EC54
15.50:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C5EC54 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##C5EC54 | 1.00 | 1.35 | 15.50 | 15.50 |
| #FFFFFF | 1.35 | 1.00 | 21.00 | 21.00 |
| #000000 | 15.50 | 21.00 | 1.00 | 1.00 |
| ##000000 | 15.50 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#F9DE40
Deuteranopia (green-blind)
#F4DD5F
Tritanopia (blue-blind)
#CFE1CD
Achromatopsia (no color)
#DDDDDD
Design tokens & code
CSS
--color: #c5ec54; /* rgb */ color: rgb(197, 236, 84); /* oklch */ color: oklch(88.7% 0.180 122.5);
Tailwind
colors: {
custom: {
50: '#daf28b',
500: '#c5ec54',
950: '#000000',
},
}SCSS
$custom: #c5ec54; $custom-light: #daf28b; $custom-dark: #000000;
JSON
{
"hex": "#c5ec54",
"rgb": {
"r": 197,
"g": 236,
"b": 84
},
"hsl": {
"h": 75.395,
"s": 80,
"l": 62.745
},
"oklch": {
"l": 0.88689,
"c": 0.18046,
"h": 122.5
},
"luminance": 0.72501
}Semantic roles & 50–950 ramp
primary
#C5EC54
secondary
#5332B2
accent
#09DC3F
background
#FEFFFC
surface
#FCFEF4
border
#D5D6CE
text
#15160C
muted
#84857F