#40C8B3#40C8B3
#40C8B3 is a light, moderate teal. Relative luminance 0.457; OKLCH L 75.5% C 0.119 H 180.5°. Best body text is #000000 at 10.13:1 contrast (WCAG AA passes).
Color values
| HEX | #40C8B3 |
|---|---|
| RGB | rgb(64, 200, 179) |
| HSL | hsl(171, 55%, 52%) |
| HSV | hsv(171, 68%, 78%) |
| CMYK | cmyk(68%, 0%, 10.5%, 21.6%) |
| CIE-LAB | lab(73.32, -41.18, -0.12) |
| CIE-LCH | lch(73.32, 41.18, 180.17°) |
| OKLab | oklab(75.5% -0.1194 -0.001) |
| OKLCH | oklch(75.5% 0.119 180.5) |
| XYZ | xyz(30.9014, 45.6497, 49.8218) |
| Luminance | 0.4565 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Turquoise (survey)
#06C2AC
ΔE00 2.50
Tealish
#24BCA8
ΔE00 3.43
Topaz
#13BBAF
ΔE00 4.73
Mediumaquamarine
#66CDAA
ΔE00 5.62
Seafoam Blue
#78D1B6
ΔE00 5.71
Aquamarine (survey)
#04D8B2
ΔE00 5.94
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#40C8B3 #C84055
analogous
#40C86F #40C8B3 #4099C8
triadic
#40C8B3 #B340C8 #C8B340
tetradic
#40C8B3 #6F40C8 #C84055 #99C840
square
#40C8B3 #6F40C8 #C84055 #99C840
split-complementary
#40C8B3 #C84099 #C86F40
monochromatic
#206E62 #2D9D8C #40C8B3 #70D6C6 #9FE3D9
Accessibility & contrast
On white
2.07
#40C8B3 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
10.13
#40C8B3 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #40C8B3
10.13:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##40C8B3 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##40C8B3 | 1.00 | 2.07 | 10.13 | 10.13 |
| #FFFFFF | 2.07 | 1.00 | 21.00 | 21.00 |
| #000000 | 10.13 | 21.00 | 1.00 | 1.00 |
| ##000000 | 10.13 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#BFBCB2
Deuteranopia (green-blind)
#ACAEB5
Tritanopia (blue-blind)
#00CBC2
Achromatopsia (no color)
#B4B4B4
Design tokens & code
CSS
--color: #40c8b3; /* rgb */ color: rgb(64, 200, 179); /* oklch */ color: oklch(75.5% 0.119 180.5);
Tailwind
colors: {
custom: {
50: '#86d9c9',
500: '#40c8b3',
950: '#000000',
},
}SCSS
$custom: #40c8b3; $custom-light: #86d9c9; $custom-dark: #000000;
JSON
{
"hex": "#40c8b3",
"rgb": {
"r": 64,
"g": 200,
"b": 179
},
"hsl": {
"h": 170.735,
"s": 55.285,
"l": 51.765
},
"oklch": {
"l": 0.75502,
"c": 0.11942,
"h": 180.5
},
"luminance": 0.45653
}Semantic roles & 50–950 ramp
primary
#40C8B3
secondary
#D0949D
accent
#4960DF
background
#F8FDFC
surface
#F0FAF8
border
#CBD3D1
text
#0D1513
muted
#7D8382