#40B8CE#40B8CE
#40B8CE is a light, moderate teal. Relative luminance 0.398; OKLCH L 72.6% C 0.108 H 212.3°. Best body text is #000000 at 8.97:1 contrast (WCAG AA passes).
Color values
| HEX | #40B8CE |
|---|---|
| RGB | rgb(64, 184, 206) |
| HSL | hsl(189, 59%, 53%) |
| HSV | hsv(189, 69%, 81%) |
| CMYK | cmyk(68.9%, 10.7%, 0%, 19.2%) |
| CIE-LAB | lab(69.34, -25.96, -20.80) |
| CIE-LCH | lch(69.34, 33.26, 218.70°) |
| OKLab | oklab(72.55% -0.0916 -0.0578) |
| OKLCH | oklch(72.55% 0.108 212.3) |
| XYZ | xyz(30.3907, 39.8237, 64.4656) |
| Luminance | 0.3983 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 3.39
Aqua Blue
#02D8E9
ΔE00 8.75
Bright Sky Blue
#02CCFE
ΔE00 8.76
Neon Blue
#04D9FF
ΔE00 9.02
Sky Blue
#87CEEB
ΔE00 9.55
Darkturquoise
#00CED1
ΔE00 9.63
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#40B8CE #CE5640
analogous
#40CE9D #40B8CE #4071CE
triadic
#40B8CE #CE40B8 #B8CE40
tetradic
#40B8CE #9D40CE #CE5640 #71CE40
square
#40B8CE #9D40CE #CE5640 #71CE40
split-complementary
#40B8CE #CE4071 #CE9D40
monochromatic
#1E6875 #2B93A6 #40B8CE #71CADA #A1DCE7
Accessibility & contrast
On white
2.34
#40B8CE on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.97
#40B8CE on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #40B8CE
8.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##40B8CE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##40B8CE | 1.00 | 2.34 | 8.97 | 8.97 |
| #FFFFFF | 2.34 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.97 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.97 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#A7B2CF
Deuteranopia (green-blind)
#93A3CE
Tritanopia (blue-blind)
#00C1BF
Achromatopsia (no color)
#A9A9A9
Design tokens & code
CSS
--color: #40b8ce; /* rgb */ color: rgb(64, 184, 206); /* oklch */ color: oklch(72.6% 0.108 212.3);
Tailwind
colors: {
custom: {
50: '#87cddd',
500: '#40b8ce',
950: '#000000',
},
}SCSS
$custom: #40b8ce; $custom-light: #87cddd; $custom-dark: #000000;
JSON
{
"hex": "#40b8ce",
"rgb": {
"r": 64,
"g": 184,
"b": 206
},
"hsl": {
"h": 189.296,
"s": 59.167,
"l": 52.941
},
"oklch": {
"l": 0.72554,
"c": 0.10832,
"h": 212.3
},
"luminance": 0.39827
}Semantic roles & 50–950 ramp
primary
#40B8CE
secondary
#D4A096
accent
#5E45E2
background
#F9FCFD
surface
#F1F9FB
border
#CBD2D4
text
#0D1315
muted
#7E8283