#3396F7
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.4% 0.17 251.7), rgb(51, 150, 247).
Aa
Black text reads best on this color (6.84:1).
About this color
#3396F7 is a medium-light, vivid blue. In OKLCH its lightness is 66%, its chroma 0.170 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.017 away. Black text reads best on it, at 6.84:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.170) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.84:1 |
| White text | 3.06:1 |
Values
| HEX | #3396F7 |
| RGB | rgb(51, 150, 247) |
| HSL | hsl(210, 92%, 58%) |
| OKLCH | oklch(66.4% 0.17 251.7) |
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 #3396F7 | 3.06:1 | AA large text | Lc -62.5 | Content text, not long reading |
| Black text on #3396F7 | 6.84:1 | AA | Lc 47.0 | Large or bold text, headings |
| #3396F7 text on white | 3.06:1 | AA large text | Lc 57.1 | Large or bold text, headings |
| #3396F7 text on black | 6.84:1 | AA | Lc -44.7 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DFEBFA
oklch(93.6% 0.024 254)
-
Step 200
200
#C4DCF7
oklch(88.5% 0.045 251.4)
-
Step 300
300
#99C5F5
oklch(80.9% 0.083 251)
-
Step 400
400
#5EA5F1
oklch(70.8% 0.133 251.6)
-
Step 500
500 (this color)
#3396F7
oklch(66.4% 0.17 251.7)
-
Step 600
600
#0074CF
oklch(55.5% 0.165 251.7)
-
Step 700
700
#0061B0
oklch(49% 0.147 252)
-
Step 800
800
#005091
oklch(42.8% 0.126 251.5)
-
Step 900
900
#02427A
oklch(37.7% 0.111 252)
-
Step 950
950
#072747
oklch(26.9% 0.07 252)
#3396F7 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) | #679DFB | 0.049 |
| Deuteranopia (no green cones) | #478BF5 | 0.029 |
| Tritanopia (no blue cones) | #00ADBA | 0.126 |
| Achromatopsia (no color) | #939393 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3396F7
#3396F7
oklch(66.4% 0.17 251.7)
- #C88200
#C88200
oklch(66.3% 0.142 71.7)
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 #3396F7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.017
- Dodger Blue #1E90FF ΔE 0.024
- Dark Sky Blue #448EE4 ΔE 0.032
- Cornflower Blue #6495ED ΔE 0.040
- Soft Blue #6488EA ΔE 0.049
- Water Blue #0E87CC ΔE 0.076
- Clear Blue #247AFD ΔE 0.076
- Cornflower #6A79F7 ΔE 0.081
Use #3396F7 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.