#3EA9C2
Closest named color: Turquoise Blue (#06B1C4). oklch(68.4% 0.102 216.3), rgb(62, 169, 194).
Aa
Black text reads best on this color (7.65:1).
About this color
#3EA9C2 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.102 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.026 away. Black text reads best on it, at 7.65:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.65:1 |
| White text | 2.74:1 |
Values
| HEX | #3EA9C2 |
| RGB | rgb(62, 169, 194) |
| HSL | hsl(191, 52%, 50%) |
| OKLCH | oklch(68.4% 0.102 216.3) |
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 #3EA9C2 | 2.74:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #3EA9C2 | 7.65:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #3EA9C2 text on white | 2.74:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #3EA9C2 text on black | 7.65:1 | AAA | Lc -49.2 | 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
#EFF7F9
oklch(97.1% 0.009 214.3)
-
Step 100
100
#DDEDF2
oklch(93.6% 0.018 218.4)
-
Step 200
200
#C0E0E8
oklch(88.6% 0.035 214.5)
-
Step 300
300
#91CBDB
oklch(80.8% 0.064 216.8)
-
Step 400
400 (this color)
#3EA9C2
oklch(68.4% 0.102 216.3)
-
Step 500
500
#009AB5
oklch(63.2% 0.112 216)
-
Step 600
600
#008198
oklch(55.6% 0.099 216.1)
-
Step 700
700
#006C80
oklch(49% 0.087 216.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#3EA9C2 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) | #98A4C3 | 0.089 |
| Deuteranopia (no green cones) | #8596C2 | 0.081 |
| Tritanopia (no blue cones) | #00B2B1 | 0.046 |
| Achromatopsia (no color) | #9C9C9C | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3EA9C2
#3EA9C2
oklch(68.4% 0.102 216.3)
- #D0826D
#D0826D
oklch(68.3% 0.102 35.8)
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 #3EA9C2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.026
- Greyblue #77A1B5 ΔE 0.051
- Cadet Blue #5F9EA0 ΔE 0.052
- Light Sea Green #20B2AA ΔE 0.053
- Bluegrey #85A3B2 ΔE 0.065
- Topaz #13BBAF ΔE 0.068
- Bluey Grey #89A0B0 ΔE 0.071
- Dull Teal #5F9E8F ΔE 0.073
Use #3EA9C2 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.