#40C0CB#40C0CB
#40C0CB is a light, moderate teal. Relative luminance 0.431; OKLCH L 74.4% C 0.110 H 203.4°. Best body text is #000000 at 9.62:1 contrast (WCAG AA passes).
Color values
| HEX | #40C0CB |
|---|---|
| RGB | rgb(64, 192, 203) |
| HSL | hsl(185, 57%, 52%) |
| HSV | hsv(185, 68%, 80%) |
| CMYK | cmyk(68.5%, 5.4%, 0%, 20.4%) |
| CIE-LAB | lab(71.62, -30.79, -15.70) |
| CIE-LCH | lch(71.62, 34.56, 207.02°) |
| OKLab | oklab(74.36% -0.1008 -0.0436) |
| OKLCH | oklch(74.36% 0.11 203.4) |
| XYZ | xyz(31.7388, 43.0974, 63.1342) |
| Luminance | 0.4310 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 5.06
Darkturquoise
#00CED1
ΔE00 5.24
Aqua Blue
#02D8E9
ΔE00 6.21
Mediumturquoise
#48D1CC
ΔE00 7.15
Lightseagreen
#20B2AA
ΔE00 8.55
Topaz
#13BBAF
ΔE00 9.09
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#40C0CB #CB4B40
analogous
#40CB90 #40C0CB #407BCB
triadic
#40C0CB #CB40C0 #C0CB40
tetradic
#40C0CB #9040CB #CB4B40 #7BCB40
square
#40C0CB #9040CB #CB4B40 #7BCB40
split-complementary
#40C0CB #CB407B #CB9040
monochromatic
#1F6B72 #2C98A2 #40C0CB #70D0D8 #A0E0E5
Accessibility & contrast
On white
2.18
#40C0CB on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
9.62
#40C0CB on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #40C0CB
9.62:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##40C0CB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##40C0CB | 1.00 | 2.18 | 9.62 | 9.62 |
| #FFFFFF | 2.18 | 1.00 | 21.00 | 21.00 |
| #000000 | 9.62 | 21.00 | 1.00 | 1.00 |
| ##000000 | 9.62 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#B1B8CC
Deuteranopia (green-blind)
#9DA9CC
Tritanopia (blue-blind)
#00C8C3
Achromatopsia (no color)
#AFAFAF
Design tokens & code
CSS
--color: #40c0cb; /* rgb */ color: rgb(64, 192, 203); /* oklch */ color: oklch(74.4% 0.110 203.4);
Tailwind
colors: {
custom: {
50: '#87d3da',
500: '#40c0cb',
950: '#000000',
},
}SCSS
$custom: #40c0cb; $custom-light: #87d3da; $custom-dark: #000000;
JSON
{
"hex": "#40c0cb",
"rgb": {
"r": 64,
"g": 192,
"b": 203
},
"hsl": {
"h": 184.748,
"s": 57.202,
"l": 52.353
},
"oklch": {
"l": 0.74358,
"c": 0.10984,
"h": 203.4
},
"luminance": 0.43101
}Semantic roles & 50–950 ramp
primary
#40C0CB
secondary
#D29A95
accent
#5347E0
background
#F9FDFD
surface
#F1FAFA
border
#CBD3D3
text
#0D1414
muted
#7E8383