#3EA5CD
Closest named color: Turquoise Blue (#06B1C4). oklch(67.9% 0.11 227.7), rgb(62, 165, 205).
Aa
Black text reads best on this color (7.46:1).
About this color
#3EA5CD is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.110 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.043 away. Black text reads best on it, at 7.46:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 7.46:1 |
| White text | 2.81:1 |
Values
| HEX | #3EA5CD |
| RGB | rgb(62, 165, 205) |
| HSL | hsl(197, 59%, 52%) |
| OKLCH | oklch(67.9% 0.11 227.7) |
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 #3EA5CD | 2.81:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #3EA5CD | 7.46:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #3EA5CD text on white | 2.81:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #3EA5CD text on black | 7.46:1 | AAA | Lc -48.1 | 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF4
oklch(93.6% 0.019 225.7)
-
Step 200
200
#C0DFED
oklch(88.5% 0.038 226.8)
-
Step 300
300
#91CAE4
oklch(80.9% 0.069 228)
-
Step 400
400 (this color)
#3EA5CD
oklch(67.9% 0.11 227.7)
-
Step 500
500
#0097C3
oklch(63.1% 0.123 227.5)
-
Step 600
600
#007FA5
oklch(55.7% 0.108 227.8)
-
Step 700
700
#006A8B
oklch(49% 0.096 228.3)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#004960
oklch(37.8% 0.073 227.3)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#3EA5CD 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) | #90A2CF | 0.080 |
| Deuteranopia (no green cones) | #7C94CC | 0.069 |
| Tritanopia (no blue cones) | #00B0B2 | 0.062 |
| Achromatopsia (no color) | #9A9A9A | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3EA5CD
#3EA5CD
oklch(67.9% 0.11 227.7)
- #CF825A
#CF825A
oklch(67.9% 0.11 47.7)
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 #3EA5CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.043
- Greyblue #77A1B5 ΔE 0.056
- Cadet Blue #5F9EA0 ΔE 0.066
- Faded Blue #658CBB ΔE 0.070
- Bluegrey #85A3B2 ΔE 0.072
- Light Sea Green #20B2AA ΔE 0.075
- Chefchaouen Blue #4895EF ΔE 0.076
- Bluey Grey #89A0B0 ΔE 0.077
Use #3EA5CD 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.