#3D8A9F
Closest named color: Teal Blue (#01889F). oklch(59.4% 0.081 218.5), rgb(61, 138, 159).
Aa
Black text reads best on this color (5.33:1).
About this color
#3D8A9F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.081 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.027 away. Black text reads best on it, at 5.33:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #3D8A9F |
| RGB | rgb(61, 138, 159) |
| HSL | hsl(193, 45%, 43%) |
| OKLCH | oklch(59.4% 0.081 218.5) |
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 #3D8A9F | 3.93:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #3D8A9F | 5.33:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #3D8A9F text on white | 3.93:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #3D8A9F text on black | 5.33:1 | AA | Lc -35.1 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CADDE3
oklch(88.5% 0.022 218.6)
-
Step 300
300
#A5C7D2
oklch(80.8% 0.04 219.4)
-
Step 400
400
#72ABBB
oklch(70.8% 0.064 217.3)
-
Step 500
500 (this color)
#3D8A9F
oklch(59.4% 0.081 218.5)
-
Step 600
600
#257F96
oklch(55.5% 0.089 218.9)
-
Step 700
700
#156B80
oklch(49% 0.082 219.1)
-
Step 800
800
#165868
oklch(42.8% 0.068 217.9)
-
Step 900
900
#1B4855
oklch(37.7% 0.053 219.9)
-
Step 950
950
#112A31
oklch(26.8% 0.033 218.4)
#3D8A9F 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) | #7D86A0 | 0.070 |
| Deuteranopia (no green cones) | #6E7C9F | 0.062 |
| Tritanopia (no blue cones) | #009191 | 0.042 |
| Achromatopsia (no color) | #808080 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D8A9F
#3D8A9F
oklch(59.4% 0.081 218.5)
- #A96D5A
#A96D5A
oklch(59.4% 0.082 38.3)
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 #3D8A9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.027
- Blue NCS #118AB2 ΔE 0.034
- Teal Green #0A9396 ΔE 0.039
- Dusty Blue #5A86AD ΔE 0.040
- Off Blue #5684AE ΔE 0.041
- Cerulean #457B9D ΔE 0.044
- Dark Cyan #008B8B ΔE 0.044
- Stormy Blue #507B9C ΔE 0.044
Use #3D8A9F 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.