#3E8DFB
Closest named color: Dodger Blue (#1E90FF). oklch(65% 0.181 257.5), rgb(62, 141, 251).
Aa
Black text reads best on this color (6.40:1).
About this color
#3E8DFB is a medium-light, vivid blue. In OKLCH its lightness is 65%, its chroma 0.181 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.017 away. Black text reads best on it, at 6.40:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 6.40:1 |
| White text | 3.27:1 |
Values
| HEX | #3E8DFB |
| RGB | rgb(62, 141, 251) |
| HSL | hsl(215, 96%, 61%) |
| OKLCH | oklch(65% 0.181 257.5) |
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 #3E8DFB | 3.27:1 | AA large text | Lc -65.1 | Content text, not long reading |
| Black text on #3E8DFB | 6.40:1 | AA | Lc 44.4 | Non-text elements, placeholder text |
| #3E8DFB text on white | 3.27:1 | AA large text | Lc 59.7 | Large or bold text, headings |
| #3E8DFB text on black | 6.40:1 | AA | Lc -42.0 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#DFEBFB
oklch(93.6% 0.025 255.6)
-
Step 200
200
#C5DBFA
oklch(88.5% 0.049 256.9)
-
Step 300
300
#9DC3FA
oklch(81% 0.088 257.6)
-
Step 400
400
#65A1F8
oklch(70.6% 0.143 257.7)
-
Step 500
500 (this color)
#3E8DFB
oklch(65% 0.181 257.5)
-
Step 600
600
#086DE3
oklch(55.5% 0.197 257.5)
-
Step 700
700
#005BC2
oklch(49% 0.177 257.5)
-
Step 800
800
#034BA0
oklch(42.8% 0.152 257.4)
-
Step 900
900
#103F7F
oklch(37.6% 0.119 257.7)
-
Step 950
950
#0C264A
oklch(27.1% 0.074 257.4)
#3E8DFB 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) | #5597FF | 0.035 |
| Deuteranopia (no green cones) | #2E86F9 | 0.023 |
| Tritanopia (no blue cones) | #00A7B8 | 0.140 |
| Achromatopsia (no color) | #8E8E8E | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E8DFB
#3E8DFB
oklch(65% 0.181 257.5)
- #BC8300
#BC8300
oklch(65.1% 0.136 78)
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 #3E8DFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.017
- Chefchaouen Blue #4895EF ΔE 0.032
- Dark Sky Blue #448EE4 ΔE 0.035
- Soft Blue #6488EA ΔE 0.040
- Cornflower Blue #6495ED ΔE 0.048
- Clear Blue #247AFD ΔE 0.054
- Cornflower #6A79F7 ΔE 0.059
- Water Blue #0E87CC ΔE 0.078
Use #3E8DFB 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.