#3DADDB
Closest named color: Turquoise Blue (#06B1C4). oklch(70.4% 0.119 229.6), rgb(61, 173, 219).
Aa
Black text reads best on this color (8.19:1).
About this color
#3DADDB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.119 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.045 away. Black text reads best on it, at 8.19:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 8.19:1 |
| White text | 2.56:1 |
Values
| HEX | #3DADDB |
| RGB | rgb(61, 173, 219) |
| HSL | hsl(197, 69%, 55%) |
| OKLCH | oklch(70.4% 0.119 229.6) |
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 #3DADDB | 2.56:1 | Fails | Lc -54.9 | Large or bold text, headings |
| Black text on #3DADDB | 8.19:1 | AAA | Lc 54.2 | Large or bold text, headings |
| #3DADDB text on white | 2.56:1 | Fails | Lc 49.8 | Large or bold text, headings |
| #3DADDB text on black | 8.19:1 | AAA | Lc -52.2 | 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
#DCEDF6
oklch(93.6% 0.022 230.5)
-
Step 200
200
#BEDFEF
oklch(88.5% 0.041 228.7)
-
Step 300
300
#8ECAE8
oklch(80.9% 0.075 230.5)
-
Step 400
400 (this color)
#3DADDB
oklch(70.4% 0.119 229.6)
-
Step 500
500
#0096C6
oklch(63% 0.126 229.9)
-
Step 600
600
#007EA7
oklch(55.5% 0.111 230)
-
Step 700
700
#006A8D
oklch(49.1% 0.098 229.8)
-
Step 800
800
#005774
oklch(42.7% 0.085 229.4)
-
Step 900
900
#004861
oklch(37.6% 0.075 229.8)
-
Step 950
950
#002B3B
oklch(27% 0.053 228.8)
#3DADDB 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) | #95AADD | 0.083 |
| Deuteranopia (no green cones) | #809BDA | 0.072 |
| Tritanopia (no blue cones) | #00BABC | 0.070 |
| Achromatopsia (no color) | #A2A2A2 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3DADDB
#3DADDB
oklch(70.4% 0.119 229.6)
- #DB8859
#DB8859
oklch(70.4% 0.119 49.5)
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 #3DADDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.045
- Deep Sky Blue #00BFFF ΔE 0.062
- Greyblue #77A1B5 ΔE 0.067
- Chefchaouen Blue #4895EF ΔE 0.079
- Bluegrey #85A3B2 ΔE 0.079
- Vivid Sky Blue #4CC9F0 ΔE 0.080
- Cornflower Blue #6495ED ΔE 0.080
- Light Sea Green #20B2AA ΔE 0.082
Use #3DADDB 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.