#40B198#40B198
#40B198 is a light, moderate teal. Relative luminance 0.348; OKLCH L 69.0% C 0.108 H 175.5°. Best body text is #000000 at 7.96:1 contrast (WCAG AA passes).
Color values
| HEX | #40B198 |
|---|---|
| RGB | rgb(64, 177, 152) |
| HSL | hsl(167, 47%, 47%) |
| HSV | hsv(167, 64%, 69%) |
| CMYK | cmyk(63.8%, 0%, 14.1%, 30.6%) |
| CIE-LAB | lab(65.59, -37.86, 3.44) |
| CIE-LCH | lch(65.59, 38.02, 174.81°) |
| OKLab | oklab(68.97% -0.108 0.0085) |
| OKLCH | oklch(68.97% 0.108 175.5) |
| XYZ | xyz(23.5013, 34.7988, 35.1780) |
| Luminance | 0.3480 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Greeny Blue
#42B395
ΔE00 1.63
Tealish
#24BCA8
ΔE00 4.02
Turquoise (survey)
#06C2AC
ΔE00 5.34
Topaz
#13BBAF
ΔE00 5.91
Lightseagreen
#20B2AA
ΔE00 6.29
Dull Teal
#5F9E8F
ΔE00 7.31
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#40B198 #B14059
analogous
#40B160 #40B198 #4091B1
triadic
#40B198 #9840B1 #B19840
tetradic
#40B198 #6040B1 #B14059 #91B140
square
#40B198 #6040B1 #B14059 #91B140
split-complementary
#40B198 #B14091 #B16040
monochromatic
#1F574B #308471 #40B198 #66C8B2 #93D8C9
Accessibility & contrast
On white
2.64
#40B198 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.96
#40B198 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #40B198
7.96:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##40B198 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##40B198 | 1.00 | 2.64 | 7.96 | 7.96 |
| #FFFFFF | 2.64 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.96 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.96 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#ABA697
Deuteranopia (green-blind)
#9B9A9A
Tritanopia (blue-blind)
#00B3AA
Achromatopsia (no color)
#9F9F9F
Design tokens & code
CSS
--color: #40b198; /* rgb */ color: rgb(64, 177, 152); /* oklch */ color: oklch(69.0% 0.108 175.5);
Tailwind
colors: {
custom: {
50: '#82c9b6',
500: '#40b198',
950: '#000000',
},
}SCSS
$custom: #40b198; $custom-light: #82c9b6; $custom-dark: #000000;
JSON
{
"hex": "#40b198",
"rgb": {
"r": 64,
"g": 177,
"b": 152
},
"hsl": {
"h": 166.726,
"s": 46.888,
"l": 47.255
},
"oklch": {
"l": 0.68973,
"c": 0.1083,
"h": 175.5
},
"luminance": 0.34801
}Semantic roles & 50–950 ramp
primary
#40B198
secondary
#C38996
accent
#516FD7
background
#F8FCFB
surface
#F0F8F6
border
#CBD1D0
text
#0B1311
muted
#7C8280