#3EAEF5
Closest named color: Deep Sky Blue (#00BFFF). oklch(71.9% 0.143 241.1), rgb(62, 174, 245).
Aa
Black text reads best on this color (8.57:1).
About this color
#3EAEF5 is a medium-light, vivid blue. In OKLCH its lightness is 72%, its chroma 0.143 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sky Blue (#00BFFF), ΔE 0.045 away. Black text reads best on it, at 8.57:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Deep Sky Blue (#00BFFF) |
| Black text | 8.57:1 |
| White text | 2.44:1 |
Values
| HEX | #3EAEF5 |
| RGB | rgb(62, 174, 245) |
| HSL | hsl(203, 90%, 60%) |
| OKLCH | oklch(71.9% 0.143 241.1) |
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 #3EAEF5 | 2.44:1 | Fails | Lc -52.8 | Large or bold text, headings |
| Black text on #3EAEF5 | 8.57:1 | AAA | Lc 56.2 | Large or bold text, headings |
| #3EAEF5 text on white | 2.44:1 | Fails | Lc 47.8 | Large or bold text, headings |
| #3EAEF5 text on black | 8.57:1 | AAA | Lc -54.2 | 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
#EFF7FD
oklch(97.2% 0.012 239.9)
-
Step 100
100
#DBEDFA
oklch(93.7% 0.026 239.1)
-
Step 200
200
#BDDEF8
oklch(88.5% 0.05 241.9)
-
Step 300
300
#8BC8F5
oklch(80.8% 0.09 241.2)
-
Step 400
400 (this color)
#3EAEF5
oklch(71.9% 0.143 241.1)
-
Step 500
500
#0092D9
oklch(63.1% 0.147 241)
-
Step 600
600
#007BB8
oklch(55.7% 0.13 241.1)
-
Step 700
700
#00679B
oklch(49.1% 0.115 241)
-
Step 800
800
#005480
oklch(42.6% 0.1 241.3)
-
Step 900
900
#00466C
oklch(37.7% 0.089 241.5)
-
Step 950
950
#002942
oklch(26.9% 0.063 241.6)
#3EAEF5 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) | #8DAFF8 | 0.072 |
| Deuteranopia (no green cones) | #749EF4 | 0.056 |
| Tritanopia (no blue cones) | #00C0C7 | 0.098 |
| Achromatopsia (no color) | #A6A6A6 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3EAEF5
#3EAEF5
oklch(71.9% 0.143 241.1)
- #E48D37
#E48D37
oklch(72% 0.144 61.2)
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 #3EAEF5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sky Blue #00BFFF ΔE 0.045
- Chefchaouen Blue #4895EF ΔE 0.066
- Cornflower Blue #6495ED ΔE 0.067
- Carolina Blue #8AB8FE ΔE 0.076
- Bright Sky Blue #02CCFE ΔE 0.079
- Vivid Sky Blue #4CC9F0 ΔE 0.079
- Turquoise Blue #06B1C4 ΔE 0.081
- Dark Sky Blue #448EE4 ΔE 0.086
Use #3EAEF5 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.