#40BBCB#40BBCB
#40BBCB is a light, moderate teal. Relative luminance 0.409; OKLCH L 73.2% C 0.108 H 207.5°. Best body text is #000000 at 9.19:1 contrast (WCAG AA passes).
Color values
| HEX | #40BBCB |
|---|---|
| RGB | rgb(64, 187, 203) |
| HSL | hsl(187, 57%, 52%) |
| HSV | hsv(187, 68%, 80%) |
| CMYK | cmyk(68.5%, 7.9%, 0%, 20.4%) |
| CIE-LAB | lab(70.13, -28.35, -17.95) |
| CIE-LCH | lch(70.13, 33.56, 212.34°) |
| OKLab | oklab(73.16% -0.0958 -0.0499) |
| OKLCH | oklch(73.16% 0.108 207.5) |
| XYZ | xyz(30.6595, 40.9389, 62.7745) |
| Luminance | 0.4094 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 3.42
Aqua Blue
#02D8E9
ΔE00 7.45
Darkturquoise
#00CED1
ΔE00 7.46
Neon Blue
#04D9FF
ΔE00 9.38
Mediumturquoise
#48D1CC
ΔE00 9.45
Lightseagreen
#20B2AA
ΔE00 9.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#40BBCB #CB5040
analogous
#40CB95 #40BBCB #4076CB
triadic
#40BBCB #CB40BB #BBCB40
tetradic
#40BBCB #9540CB #CB5040 #76CB40
square
#40BBCB #9540CB #CB5040 #76CB40
split-complementary
#40BBCB #CB4076 #CB9540
monochromatic
#1F6872 #2C94A2 #40BBCB #70CCD8 #A0DDE5
Accessibility & contrast
On white
2.29
#40BBCB on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
9.19
#40BBCB on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #40BBCB
9.19:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##40BBCB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##40BBCB | 1.00 | 2.29 | 9.19 | 9.19 |
| #FFFFFF | 2.29 | 1.00 | 21.00 | 21.00 |
| #000000 | 9.19 | 21.00 | 1.00 | 1.00 |
| ##000000 | 9.19 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#ABB4CC
Deuteranopia (green-blind)
#97A5CB
Tritanopia (blue-blind)
#00C3C0
Achromatopsia (no color)
#ABABAB
Design tokens & code
CSS
--color: #40bbcb; /* rgb */ color: rgb(64, 187, 203); /* oklch */ color: oklch(73.2% 0.108 207.5);
Tailwind
colors: {
custom: {
50: '#87cfda',
500: '#40bbcb',
950: '#000000',
},
}SCSS
$custom: #40bbcb; $custom-light: #87cfda; $custom-dark: #000000;
JSON
{
"hex": "#40bbcb",
"rgb": {
"r": 64,
"g": 187,
"b": 203
},
"hsl": {
"h": 186.906,
"s": 57.202,
"l": 52.353
},
"oklch": {
"l": 0.73156,
"c": 0.10801,
"h": 207.5
},
"luminance": 0.40942
}Semantic roles & 50–950 ramp
primary
#40BBCB
secondary
#D29C95
accent
#5947E0
background
#F9FCFD
surface
#F1F9FA
border
#CBD2D3
text
#0D1414
muted
#7E8283