#40E0B3#40E0B3
#40E0B3 is a light, vivid teal. Relative luminance 0.577; OKLCH L 81.4% C 0.146 H 169.6°. Best body text is #000000 at 12.53:1 contrast (WCAG AA passes).
Color values
| HEX | #40E0B3 |
|---|---|
| RGB | rgb(64, 224, 179) |
| HSL | hsl(163, 72%, 56%) |
| HSV | hsv(163, 71%, 88%) |
| CMYK | cmyk(71.4%, 0%, 20.1%, 12.2%) |
| CIE-LAB | lab(80.54, -51.38, 10.30) |
| CIE-LCH | lch(80.54, 52.40, 168.66°) |
| OKLab | oklab(81.41% -0.1433 0.0263) |
| OKLCH | oklch(81.41% 0.146 169.6) |
| XYZ | xyz(36.9024, 57.6517, 51.8221) |
| Luminance | 0.5766 (WCAG relative) |
| Temperature | neutral |
| Family | teal |
Closest named colors
Aqua Marine
#2EE8BB
ΔE00 1.98
Eucalyptus
#44D7A8
ΔE00 2.32
Aquamarine (survey)
#04D8B2
ΔE00 3.08
Aqua (survey)
#13EAC9
ΔE00 4.59
Seafoam
#7FE0B3
ΔE00 5.11
Mediumaquamarine
#66CDAA
ΔE00 5.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#40E0B3 #E0406D
analogous
#40E063 #40E0B3 #40BDE0
triadic
#40E0B3 #B340E0 #E0B340
tetradic
#40E0B3 #6340E0 #E0406D #BDE040
square
#40E0B3 #6340E0 #E0406D #BDE040
split-complementary
#40E0B3 #E040BD #E06340
monochromatic
#178E6D #20C395 #40E0B3 #75E9C8 #A9F1DD
Accessibility & contrast
On white
1.68
#40E0B3 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
12.53
#40E0B3 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #40E0B3
12.53:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##40E0B3 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##40E0B3 | 1.00 | 1.68 | 12.53 | 12.53 |
| #FFFFFF | 1.68 | 1.00 | 21.00 | 21.00 |
| #000000 | 12.53 | 21.00 | 1.00 | 1.00 |
| ##000000 | 12.53 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#DAD1B1
Deuteranopia (green-blind)
#C5C2B6
Tritanopia (blue-blind)
#00E1D3
Achromatopsia (no color)
#C8C8C8
Design tokens & code
CSS
--color: #40e0b3; /* rgb */ color: rgb(64, 224, 179); /* oklch */ color: oklch(81.4% 0.146 169.6);
Tailwind
colors: {
custom: {
50: '#8aeac9',
500: '#40e0b3',
950: '#000000',
},
}SCSS
$custom: #40e0b3; $custom-light: #8aeac9; $custom-dark: #000000;
JSON
{
"hex": "#40e0b3",
"rgb": {
"r": 64,
"g": 224,
"b": 179
},
"hsl": {
"h": 163.125,
"s": 72.072,
"l": 56.471
},
"oklch": {
"l": 0.81407,
"c": 0.14571,
"h": 169.6
},
"luminance": 0.57656
}Semantic roles & 50–950 ramp
primary
#40E0B3
secondary
#94314C
accent
#396CEF
background
#FCFEFD
surface
#F4FDF9
border
#CED5D2
text
#0D1613
muted
#7F8482