#42C9D2#42C9D2
#42C9D2 is a light, moderate teal. Relative luminance 0.476; OKLCH L 76.8% C 0.114 H 201.5°. Best body text is #000000 at 10.52:1 contrast (WCAG AA passes).
Color values
| HEX | #42C9D2 |
|---|---|
| RGB | rgb(66, 201, 210) |
| HSL | hsl(184, 62%, 54%) |
| HSV | hsv(184, 69%, 82%) |
| CMYK | cmyk(68.6%, 4.3%, 0%, 17.6%) |
| CIE-LAB | lab(74.56, -32.78, -15.08) |
| CIE-LCH | lch(74.56, 36.08, 204.70°) |
| OKLab | oklab(76.82% -0.106 -0.0418) |
| OKLCH | oklch(76.82% 0.114 201.5) |
| XYZ | xyz(34.7612, 47.5807, 68.3122) |
| Luminance | 0.4758 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Darkturquoise
#00CED1
ΔE00 3.44
Aqua Blue
#02D8E9
ΔE00 4.37
Mediumturquoise
#48D1CC
ΔE00 5.34
Turquoise Blue
#06B1C4
ΔE00 7.38
Topaz
#13BBAF
ΔE00 9.05
Robin'S Egg
#6DEDFD
ΔE00 9.13
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#42C9D2 #D24B42
analogous
#42D293 #42C9D2 #4281D2
triadic
#42C9D2 #D242C9 #C9D242
tetradic
#42C9D2 #9342D2 #D24B42 #81D242
square
#42C9D2 #9342D2 #D24B42 #81D242
split-complementary
#42C9D2 #D24281 #D29342
monochromatic
#1E767C #29A5AD #42C9D2 #73D7DE #A5E5EA
Accessibility & contrast
On white
2.00
#42C9D2 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
10.52
#42C9D2 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #42C9D2
10.52:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##42C9D2 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##42C9D2 | 1.00 | 2.00 | 10.52 | 10.52 |
| #FFFFFF | 2.00 | 1.00 | 21.00 | 21.00 |
| #000000 | 10.52 | 21.00 | 1.00 | 1.00 |
| ##000000 | 10.52 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#BAC0D3
Deuteranopia (green-blind)
#A5B1D3
Tritanopia (blue-blind)
#00D1CB
Achromatopsia (no color)
#B7B7B7
Design tokens & code
CSS
--color: #42c9d2; /* rgb */ color: rgb(66, 201, 210); /* oklch */ color: oklch(76.8% 0.114 201.5);
Tailwind
colors: {
custom: {
50: '#8adadf',
500: '#42c9d2',
950: '#000000',
},
}SCSS
$custom: #42c9d2; $custom-light: #8adadf; $custom-dark: #000000;
JSON
{
"hex": "#42c9d2",
"rgb": {
"r": 66,
"g": 201,
"b": 210
},
"hsl": {
"h": 183.75,
"s": 61.538,
"l": 54.118
},
"oklch": {
"l": 0.76821,
"c": 0.11395,
"h": 201.5
},
"luminance": 0.47585
}Semantic roles & 50–950 ramp
primary
#42C9D2
secondary
#D79D99
accent
#4D43E5
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1515
muted
#7E8383