#42D5C1#42D5C1
#42D5C1 is a light, vivid teal. Relative luminance 0.526; OKLCH L 79.2% C 0.125 H 182.0°. Best body text is #000000 at 11.52:1 contrast (WCAG AA passes).
Color values
| HEX | #42D5C1 |
|---|---|
| RGB | rgb(66, 213, 193) |
| HSL | hsl(172, 64%, 55%) |
| HSV | hsv(172, 69%, 84%) |
| CMYK | cmyk(69%, 0%, 9.4%, 16.5%) |
| CIE-LAB | lab(77.63, -42.97, -1.35) |
| CIE-LCH | lch(77.63, 42.99, 181.80°) |
| OKLab | oklab(79.15% -0.1253 -0.0043) |
| OKLCH | oklch(79.15% 0.125 182) |
| XYZ | xyz(35.6620, 52.5929, 58.7137) |
| Luminance | 0.5260 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Turquoise
#40E0D0
ΔE00 3.02
Mediumturquoise
#48D1CC
ΔE00 5.15
Turquoise (survey)
#06C2AC
ΔE00 5.29
Aquamarine (survey)
#04D8B2
ΔE00 5.30
Seafoam Blue
#78D1B6
ΔE00 5.63
Aqua (survey)
#13EAC9
ΔE00 5.82
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#42D5C1 #D54256
analogous
#42D578 #42D5C1 #429FD5
triadic
#42D5C1 #C142D5 #D5C142
tetradic
#42D5C1 #7842D5 #D54256 #9FD542
square
#42D5C1 #7842D5 #D54256 #9FD542
split-complementary
#42D5C1 #D5429F #D57842
monochromatic
#1C8073 #28B29F #42D5C1 #74E0D1 #A6EBE2
Accessibility & contrast
On white
1.82
#42D5C1 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
11.52
#42D5C1 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #42D5C1
11.52:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##42D5C1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##42D5C1 | 1.00 | 1.82 | 11.52 | 11.52 |
| #FFFFFF | 1.82 | 1.00 | 21.00 | 21.00 |
| #000000 | 11.52 | 21.00 | 1.00 | 1.00 |
| ##000000 | 11.52 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#CBC9C0
Deuteranopia (green-blind)
#B7B9C3
Tritanopia (blue-blind)
#00D9CF
Achromatopsia (no color)
#C0C0C0
Design tokens & code
CSS
--color: #42d5c1; /* rgb */ color: rgb(66, 213, 193); /* oklch */ color: oklch(79.2% 0.125 182.0);
Tailwind
colors: {
custom: {
50: '#8ae2d3',
500: '#42d5c1',
950: '#000000',
},
}SCSS
$custom: #42d5c1; $custom-light: #8ae2d3; $custom-dark: #000000;
JSON
{
"hex": "#42d5c1",
"rgb": {
"r": 66,
"g": 213,
"b": 193
},
"hsl": {
"h": 171.837,
"s": 63.636,
"l": 54.706
},
"oklch": {
"l": 0.79154,
"c": 0.12539,
"h": 182
},
"luminance": 0.52597
}Semantic roles & 50–950 ramp
primary
#42D5C1
secondary
#87343F
accent
#4158E7
background
#FCFEFE
surface
#F4FCFB
border
#CED5D4
text
#0D1514
muted
#7F8483