#4B84FB
Closest named color: Dodger Blue (#1E90FF). oklch(63.6% 0.188 262.9), rgb(75, 132, 251).
Aa
Black text reads best on this color (5.99:1).
About this color
#4B84FB is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.188 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.036 away. Black text reads best on it, at 5.99:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.188) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #4B84FB |
| RGB | rgb(75, 132, 251) |
| HSL | hsl(221, 96%, 64%) |
| OKLCH | oklch(63.6% 0.188 262.9) |
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 #4B84FB | 3.50:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #4B84FB | 5.99:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #4B84FB text on white | 3.50:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #4B84FB text on black | 5.99:1 | AA | Lc -39.5 | 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
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C8DAFC
oklch(88.6% 0.051 263.2)
-
Step 300
300
#A1C1FD
oklch(80.9% 0.092 262.7)
-
Step 400
400
#6F9EFC
oklch(70.7% 0.147 263)
-
Step 500
500 (this color)
#4B84FB
oklch(63.6% 0.188 262.9)
-
Step 600
600
#2D68E8
oklch(55.6% 0.204 262.9)
-
Step 700
700
#2156CA
oklch(49.2% 0.189 262.9)
-
Step 800
800
#1C47A3
oklch(42.7% 0.157 262.8)
-
Step 900
900
#1C3D81
oklch(37.7% 0.121 262.6)
-
Step 950
950
#11244C
oklch(27% 0.078 263.1)
#4B84FB 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) | #4391FF | 0.032 |
| Deuteranopia (no green cones) | #0E81F9 | 0.036 |
| Tritanopia (no blue cones) | #00A0B3 | 0.151 |
| Achromatopsia (no color) | #898989 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B84FB
#4B84FB
oklch(63.6% 0.188 262.9)
- #B18200
#B18200
oklch(63.6% 0.131 83)
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 #4B84FB, closest first.
No curated palette has a color within ΔE 0.04 of #4B84FB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.036
- Soft Blue #6488EA ΔE 0.039
- Cornflower #6A79F7 ΔE 0.039
- Clear Blue #247AFD ΔE 0.041
- Dark Sky Blue #448EE4 ΔE 0.047
- Chefchaouen Blue #4895EF ΔE 0.050
- Cornflower Blue #6495ED ΔE 0.060
- Cerulean Blue #056EEE ΔE 0.076
Use #4B84FB 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.