#4586FB
Closest named color: Dodger Blue (#1E90FF). oklch(63.8% 0.187 261.1), rgb(69, 134, 251).
Aa
Black text reads best on this color (6.05:1).
About this color
#4586FB is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.187 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.029 away. Black text reads best on it, at 6.05:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.187) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 6.05:1 |
| White text | 3.46:1 |
Values
| HEX | #4586FB |
| RGB | rgb(69, 134, 251) |
| HSL | hsl(219, 96%, 63%) |
| OKLCH | oklch(63.8% 0.187 261.1) |
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 #4586FB | 3.46:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #4586FB | 6.05:1 | AA | Lc 42.3 | Non-text elements, placeholder text |
| #4586FB text on white | 3.46:1 | AA large text | Lc 61.8 | Content text, not long reading |
| #4586FB text on black | 6.05:1 | AA | Lc -39.9 | 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
#E0EBFC
oklch(93.7% 0.026 259)
-
Step 200
200
#C7DAFC
oklch(88.5% 0.051 262.1)
-
Step 300
300
#9FC2FC
oklch(81% 0.091 260.4)
-
Step 400
400
#6B9FFB
oklch(70.7% 0.146 261.1)
-
Step 500
500 (this color)
#4586FB
oklch(63.8% 0.187 261.1)
-
Step 600
600
#236AE8
oklch(55.7% 0.204 261)
-
Step 700
700
#1657C9
oklch(49.1% 0.189 261)
-
Step 800
800
#1548A3
oklch(42.7% 0.157 261.1)
-
Step 900
900
#183E81
oklch(37.8% 0.121 260.8)
-
Step 950
950
#0F254C
oklch(27.1% 0.078 260.9)
#4586FB 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) | #4793FF | 0.034 |
| Deuteranopia (no green cones) | #1482F9 | 0.031 |
| Tritanopia (no blue cones) | #00A2B4 | 0.149 |
| Achromatopsia (no color) | #8A8A8A | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4586FB
#4586FB
oklch(63.8% 0.187 261.1)
- #B48100
#B48100
oklch(63.7% 0.132 80.7)
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 #4586FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.029
- Soft Blue #6488EA ΔE 0.040
- Clear Blue #247AFD ΔE 0.041
- Dark Sky Blue #448EE4 ΔE 0.043
- Cornflower #6A79F7 ΔE 0.045
- Chefchaouen Blue #4895EF ΔE 0.046
- Cornflower Blue #6495ED ΔE 0.058
- Cerulean Blue #056EEE ΔE 0.077
Use #4586FB 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.