#40CFB5#40CFB5
#40CFB5 is a light, vivid teal. Relative luminance 0.491; OKLCH L 77.3% C 0.126 H 178.0°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).
Color values
| HEX | #40CFB5 |
|---|---|
| RGB | rgb(64, 207, 181) |
| HSL | hsl(169, 60%, 53%) |
| HSV | hsv(169, 69%, 81%) |
| CMYK | cmyk(69.1%, 0%, 12.6%, 18.8%) |
| CIE-LAB | lab(75.48, -43.74, 1.95) |
| CIE-LCH | lch(75.48, 43.78, 177.45°) |
| OKLab | oklab(77.28% -0.1256 0.0045) |
| OKLCH | oklch(77.28% 0.126 178) |
| XYZ | xyz(32.7636, 49.0481, 51.4476) |
| Luminance | 0.4905 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Aquamarine (survey)
#04D8B2
ΔE00 3.90
Turquoise (survey)
#06C2AC
ΔE00 3.95
Mediumaquamarine
#66CDAA
ΔE00 4.48
Seafoam Blue
#78D1B6
ΔE00 4.88
Tealish
#24BCA8
ΔE00 5.26
Turquoise
#40E0D0
ΔE00 5.46
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#40CFB5 #CF405A
analogous
#40CF6D #40CFB5 #40A1CF
triadic
#40CFB5 #B540CF #CFB540
tetradic
#40CFB5 #6D40CF #CF405A #A1CF40
square
#40CFB5 #6D40CF #CF405A #A1CF40
split-complementary
#40CFB5 #CF40A1 #CF6D40
monochromatic
#1E7767 #2AA891 #40CFB5 #71DBC8 #A2E8DB
Accessibility & contrast
On white
1.94
#40CFB5 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
10.81
#40CFB5 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #40CFB5
10.81:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##40CFB5 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##40CFB5 | 1.00 | 1.94 | 10.81 | 10.81 |
| #FFFFFF | 1.94 | 1.00 | 21.00 | 21.00 |
| #000000 | 10.81 | 21.00 | 1.00 | 1.00 |
| ##000000 | 10.81 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#C7C2B4
Deuteranopia (green-blind)
#B3B4B7
Tritanopia (blue-blind)
#00D2C7
Achromatopsia (no color)
#BABABA
Design tokens & code
CSS
--color: #40cfb5; /* rgb */ color: rgb(64, 207, 181); /* oklch */ color: oklch(77.3% 0.126 178.0);
Tailwind
colors: {
custom: {
50: '#88decb',
500: '#40cfb5',
950: '#000000',
},
}SCSS
$custom: #40cfb5; $custom-light: #88decb; $custom-dark: #000000;
JSON
{
"hex": "#40cfb5",
"rgb": {
"r": 64,
"g": 207,
"b": 181
},
"hsl": {
"h": 169.091,
"s": 59.833,
"l": 53.137
},
"oklch": {
"l": 0.77283,
"c": 0.12565,
"h": 178
},
"luminance": 0.49052
}Semantic roles & 50–950 ramp
primary
#40CFB5
secondary
#D497A2
accent
#4562E3
background
#F9FDFC
surface
#F1FBF8
border
#CBD4D1
text
#0D1513
muted
#7E8382