#3DBEC8
Closest named color: Topaz (#13BBAF). oklch(73.7% 0.11 202.6), rgb(61, 190, 200).
Aa
Black text reads best on this color (9.39:1).
About this color
#3DBEC8 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.110 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Topaz (#13BBAF), ΔE 0.041 away. Black text reads best on it, at 9.39:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Topaz (#13BBAF) |
| Black text | 9.39:1 |
| White text | 2.23:1 |
Values
| HEX | #3DBEC8 |
| RGB | rgb(61, 190, 200) |
| HSL | hsl(184, 56%, 51%) |
| OKLCH | oklch(73.7% 0.11 202.6) |
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 #3DBEC8 | 2.23:1 | Fails | Lc -48.4 | Large or bold text, headings |
| Black text on #3DBEC8 | 9.39:1 | AAA | Lc 60.3 | Content text, not long reading |
| #3DBEC8 text on white | 2.23:1 | Fails | Lc 43.7 | Non-text elements, placeholder text |
| #3DBEC8 text on black | 9.39:1 | AAA | Lc -58.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF7F8
oklch(97% 0.009 205.9)
-
Step 100
100
#DBEEF0
oklch(93.6% 0.02 204.4)
-
Step 200
200
#BDE1E4
oklch(88.5% 0.038 202.7)
-
Step 300
300
#8ACED4
oklch(80.8% 0.069 202.9)
-
Step 400
400 (this color)
#3DBEC8
oklch(73.7% 0.11 202.6)
-
Step 500
500
#009CA6
oklch(63.1% 0.107 202.8)
-
Step 600
600
#00838B
oklch(55.5% 0.095 202.3)
-
Step 700
700
#006E75
oklch(49% 0.083 202.5)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#004B50
oklch(37.6% 0.064 202.5)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#3DBEC8 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) | #AFB6C9 | 0.110 |
| Deuteranopia (no green cones) | #9BA7C9 | 0.102 |
| Tritanopia (no blue cones) | #00C5C1 | 0.029 |
| Achromatopsia (no color) | #ADADAD | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3DBEC8
#3DBEC8
oklch(73.7% 0.11 202.6)
- #E78D8A
#E78D8A
oklch(73.6% 0.11 22.1)
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 #3DBEC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Topaz #13BBAF ΔE 0.041
- Dark Turquoise #00CED1 ΔE 0.043
- Turquoise Blue #06B1C4 ΔE 0.043
- Light Sea Green #20B2AA ΔE 0.053
- Medium Turquoise #48D1CC ΔE 0.055
- Vivid Sky Blue #4CC9F0 ΔE 0.062
- Greeny Blue #42B395 ΔE 0.072
- Aqua Blue #02D8E9 ΔE 0.074
Use #3DBEC8 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.