#42BFD6#42BFD6
#42BFD6 is a light, moderate teal. Relative luminance 0.433; OKLCH L 74.6% C 0.112 H 212.4°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).
Color values
| HEX | #42BFD6 |
|---|---|
| RGB | rgb(66, 191, 214) |
| HSL | hsl(189, 64%, 55%) |
| HSV | hsv(189, 69%, 84%) |
| CMYK | cmyk(69.2%, 10.7%, 0%, 16.1%) |
| CIE-LAB | lab(71.74, -26.73, -21.52) |
| CIE-LCH | lch(71.74, 34.31, 218.84°) |
| OKLab | oklab(74.59% -0.0944 -0.0599) |
| OKLCH | oklch(74.59% 0.112 212.4) |
| XYZ | xyz(33.0100, 43.2711, 70.2177) |
| Luminance | 0.4328 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 4.86
Aqua Blue
#02D8E9
ΔE00 7.18
Neon Blue
#04D9FF
ΔE00 7.27
Bright Sky Blue
#02CCFE
ΔE00 7.63
Sky Blue
#87CEEB
ΔE00 8.40
Darkturquoise
#00CED1
ΔE00 8.89
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#42BFD6 #D65942
analogous
#42D6A3 #42BFD6 #4275D6
triadic
#42BFD6 #D642BF #BFD642
tetradic
#42BFD6 #A342D6 #D65942 #75D642
square
#42BFD6 #A342D6 #D65942 #75D642
split-complementary
#42BFD6 #D64275 #D6A342
monochromatic
#1C7282 #279EB4 #42BFD6 #74D0E1 #A7E1EC
Accessibility & contrast
On white
2.18
#42BFD6 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
9.65
#42BFD6 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #42BFD6
9.65:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##42BFD6 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##42BFD6 | 1.00 | 2.18 | 9.65 | 9.65 |
| #FFFFFF | 2.18 | 1.00 | 21.00 | 21.00 |
| #000000 | 9.65 | 21.00 | 1.00 | 1.00 |
| ##000000 | 9.65 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#ADB9D7
Deuteranopia (green-blind)
#98A9D6
Tritanopia (blue-blind)
#00C8C6
Achromatopsia (no color)
#B0B0B0
Design tokens & code
CSS
--color: #42bfd6; /* rgb */ color: rgb(66, 191, 214); /* oklch */ color: oklch(74.6% 0.112 212.4);
Tailwind
colors: {
custom: {
50: '#89d2e2',
500: '#42bfd6',
950: '#000000',
},
}SCSS
$custom: #42bfd6; $custom-light: #89d2e2; $custom-dark: #000000;
JSON
{
"hex": "#42bfd6",
"rgb": {
"r": 66,
"g": 191,
"b": 214
},
"hsl": {
"h": 189.324,
"s": 64.348,
"l": 54.902
},
"oklch": {
"l": 0.74588,
"c": 0.1118,
"h": 212.4
},
"luminance": 0.43275
}Semantic roles & 50–950 ramp
primary
#42BFD6
secondary
#D9A49B
accent
#5A40E7
background
#F9FCFD
surface
#F1F9FB
border
#CBD2D4
text
#0D1415
muted
#7E8283