#3986A1
Closest named color: Teal Blue (#01889F). oklch(58.3% 0.085 224.3), rgb(57, 134, 161).
Aa
Black text reads best on this color (5.09:1).
About this color
#3986A1 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.085 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.023 away. Black text reads best on it, at 5.09:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.09:1 |
| White text | 4.11:1 |
Values
| HEX | #3986A1 |
| RGB | rgb(57, 134, 161) |
| HSL | hsl(196, 48%, 43%) |
| OKLCH | oklch(58.3% 0.085 224.3) |
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 #3986A1 | 4.11:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #3986A1 | 5.09:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #3986A1 text on white | 4.11:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #3986A1 text on black | 5.09:1 | AA | Lc -33.6 | 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 600.
-
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
#CBDCE4
oklch(88.4% 0.021 227.6)
-
Step 300
300
#A7C7D3
oklch(81% 0.038 222.5)
-
Step 400
400
#76A9BD
oklch(70.6% 0.061 224.4)
-
Step 500
500
#5094AD
oklch(63.2% 0.078 224.2)
-
Step 600
600 (this color)
#3986A1
oklch(58.3% 0.085 224.3)
-
Step 700
700
#216A82
oklch(49.1% 0.079 224.1)
-
Step 800
800
#1E566A
oklch(42.6% 0.066 225.4)
-
Step 900
900
#1F4756
oklch(37.6% 0.052 225.3)
-
Step 950
950
#132A32
oklch(27% 0.033 222.8)
#3986A1 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) | #7783A2 | 0.067 |
| Deuteranopia (no green cones) | #6878A1 | 0.059 |
| Tritanopia (no blue cones) | #008E8F | 0.048 |
| Achromatopsia (no color) | #7D7D7D | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3986A1
#3986A1
oklch(58.3% 0.085 224.3)
- #A66A50
#A66A50
oklch(58.3% 0.086 44.1)
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 #3986A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.023
- Blue NCS #118AB2 ΔE 0.029
- Cerulean #457B9D ΔE 0.031
- Stormy Blue #507B9C ΔE 0.034
- Off Blue #5684AE ΔE 0.036
- Steel Blue #4682B4 ΔE 0.037
- Dusty Blue #5A86AD ΔE 0.038
- Cool Blue #4984B8 ΔE 0.042
Use #3986A1 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.