#3DB5DF
Closest named color: Turquoise Blue (#06B1C4). oklch(72.5% 0.12 225.8), rgb(61, 181, 223).
Aa
Black text reads best on this color (8.87:1).
About this color
#3DB5DF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 72%, its chroma 0.120 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.046 away. Black text reads best on it, at 8.87:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 8.87:1 |
| White text | 2.36:1 |
Values
| HEX | #3DB5DF |
| RGB | rgb(61, 181, 223) |
| HSL | hsl(196, 72%, 56%) |
| OKLCH | oklch(72.5% 0.12 225.8) |
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 #3DB5DF | 2.36:1 | Fails | Lc -51.2 | Large or bold text, headings |
| Black text on #3DB5DF | 8.87:1 | AAA | Lc 57.7 | Large or bold text, headings |
| #3DB5DF text on white | 2.36:1 | Fails | Lc 46.3 | Large or bold text, headings |
| #3DB5DF text on black | 8.87:1 | AAA | Lc -55.8 | 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
#EFF7FB
oklch(97.1% 0.01 228.9)
-
Step 100
100
#DBEDF5
oklch(93.5% 0.022 226.1)
-
Step 200
200
#BDDFEE
oklch(88.4% 0.041 226.3)
-
Step 300
300
#8BCBE6
oklch(80.8% 0.075 226.3)
-
Step 400
400 (this color)
#3DB5DF
oklch(72.5% 0.12 225.8)
-
Step 500
500
#0097C1
oklch(63% 0.121 226.4)
-
Step 600
600
#007FA2
oklch(55.5% 0.106 225.7)
-
Step 700
700
#006B89
oklch(49.1% 0.094 225.7)
-
Step 800
800
#005771
oklch(42.6% 0.082 226.6)
-
Step 900
900
#00495E
oklch(37.7% 0.071 225)
-
Step 950
950
#002B39
oklch(26.9% 0.051 225.5)
#3DB5DF 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) | #9EB1E1 | 0.090 |
| Deuteranopia (no green cones) | #88A1DF | 0.080 |
| Tritanopia (no blue cones) | #00C1C3 | 0.064 |
| Achromatopsia (no color) | #A8A8A8 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3DB5DF
#3DB5DF
oklch(72.5% 0.12 225.8)
- #E48D64
#E48D64
oklch(72.5% 0.12 45.6)
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 #3DB5DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.046
- Deep Sky Blue #00BFFF ΔE 0.048
- Vivid Sky Blue #4CC9F0 ΔE 0.058
- Bright Sky Blue #02CCFE ΔE 0.066
- Greyblue #77A1B5 ΔE 0.076
- Dark Turquoise #00CED1 ΔE 0.080
- Lightblue #7BC8F6 ΔE 0.080
- Light Sea Green #20B2AA ΔE 0.081
Use #3DB5DF 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.