#31B4AA#31B4AA
#31B4AA is a light, moderate teal. Relative luminance 0.362; OKLCH L 69.9% C 0.110 H 187.3°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).
Color values
| HEX | #31B4AA |
|---|---|
| RGB | rgb(49, 180, 170) |
| HSL | hsl(175, 57%, 45%) |
| HSV | hsv(175, 73%, 71%) |
| CMYK | cmyk(72.8%, 0%, 5.6%, 29.4%) |
| CIE-LAB | lab(66.67, -36.66, -4.99) |
| CIE-LCH | lch(66.67, 36.99, 187.76°) |
| OKLab | oklab(69.92% -0.1094 -0.0141) |
| OKLCH | oklch(69.92% 0.11 187.3) |
| XYZ | xyz(24.8401, 36.1948, 43.6995) |
| Luminance | 0.3620 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Lightseagreen
#20B2AA
ΔE00 1.13
Topaz
#13BBAF
ΔE00 2.21
Tealish
#24BCA8
ΔE00 3.95
Turquoise (survey)
#06C2AC
ΔE00 5.37
Greeny Blue
#42B395
ΔE00 7.03
Blue Green
#0F9B8E
ΔE00 7.92
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#31B4AA #B4313B
analogous
#31B469 #31B4AA #317CB4
triadic
#31B4AA #AA31B4 #B4AA31
tetradic
#31B4AA #6931B4 #B4313B #7CB431
square
#31B4AA #6931B4 #B4313B #7CB431
split-complementary
#31B4AA #B4317C #B46931
monochromatic
#17544F #24847D #31B4AA #52D0C6 #82DDD6
Accessibility & contrast
On white
2.55
#31B4AA on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.24
#31B4AA on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #31B4AA
8.24:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##31B4AA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##31B4AA | 1.00 | 2.55 | 8.24 | 8.24 |
| #FFFFFF | 2.55 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.24 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.24 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#AAAAAA
Deuteranopia (green-blind)
#989CAB
Tritanopia (blue-blind)
#00B8B1
Achromatopsia (no color)
#A2A2A2
Design tokens & code
CSS
--color: #31b4aa; /* rgb */ color: rgb(49, 180, 170); /* oklch */ color: oklch(69.9% 0.110 187.3);
Tailwind
colors: {
custom: {
50: '#7ecbc3',
500: '#31b4aa',
950: '#000000',
},
}SCSS
$custom: #31b4aa; $custom-light: #7ecbc3; $custom-dark: #000000;
JSON
{
"hex": "#31b4aa",
"rgb": {
"r": 49,
"g": 180,
"b": 170
},
"hsl": {
"h": 175.42,
"s": 57.205,
"l": 44.902
},
"oklch": {
"l": 0.69916,
"c": 0.11032,
"h": 187.3
},
"luminance": 0.36198
}Semantic roles & 50–950 ramp
primary
#31B4AA
secondary
#C67B80
accent
#4753E0
background
#F8FCFB
surface
#EFF8F7
border
#CAD1D0
text
#0B1312
muted
#7C8281