#3BDBC8
Closest named color: Turquoise (#40E0D0). oklch(80.7% 0.131 183.2), rgb(59, 219, 200).
Aa
Black text reads best on this color (12.15:1).
About this color
#3BDBC8 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.131 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.016 away. Black text reads best on it, at 12.15:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 12.15:1 |
| White text | 1.72:1 |
Values
| HEX | #3BDBC8 |
| RGB | rgb(59, 219, 200) |
| HSL | hsl(173, 69%, 55%) |
| OKLCH | oklch(80.7% 0.131 183.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #3BDBC8 | 1.72:1 | Fails | Lc -34.7 | Non-text elements, placeholder text |
| Black text on #3BDBC8 | 12.15:1 | AAA | Lc 73.0 | Content text, not long reading |
| #3BDBC8 text on white | 1.72:1 | Fails | Lc 30.8 | Non-text elements, placeholder text |
| #3BDBC8 text on black | 12.15:1 | AAA | Lc -71.9 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#E9FAF6
oklch(97.1% 0.019 180.3)
-
Step 100
100
#CFF3EC
oklch(93.7% 0.038 182.4)
-
Step 200
200
#A2E9DE
oklch(88.4% 0.072 184)
-
Step 300
300 (this color)
#3BDBC8
oklch(80.7% 0.131 183.2)
-
Step 400
400
#00B9A8
oklch(70.6% 0.125 183.4)
-
Step 500
500
#009F90
oklch(63.1% 0.112 183.2)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007065
oklch(49% 0.087 183.1)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E29
oklch(27.1% 0.048 183.6)
#3BDBC8 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #D0CEC7 | 0.138 |
| Deuteranopia (no green cones) | #BBBECA | 0.133 |
| Tritanopia (no blue cones) | #00DFD5 | 0.019 |
| Achromatopsia (no color) | #C5C5C5 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3BDBC8
#3BDBC8
oklch(80.7% 0.131 183.2)
- #FF9FB8
#FF9FB8
oklch(80.6% 0.117 3.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3BDBC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.016
- Medium Turquoise #48D1CC ΔE 0.031
- Seafoam Blue #78D1B6 ΔE 0.043
- Aqua Marine #2EE8BB ΔE 0.046
- Dark Turquoise #00CED1 ΔE 0.047
- Medium Aquamarine #66CDAA ΔE 0.047
- Aqua Blue #02D8E9 ΔE 0.051
- Pale Teal #82CBB2 ΔE 0.058
Use #3BDBC8 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.