#4B87F8
Closest named color: Dodger Blue (#1E90FF). oklch(64.1% 0.18 261.7), rgb(75, 135, 248).
Aa
Black text reads best on this color (6.12:1).
About this color
#4B87F8 is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.180 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.031 away. Black text reads best on it, at 6.12:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.180) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 6.12:1 |
| White text | 3.43:1 |
Values
| HEX | #4B87F8 |
| RGB | rgb(75, 135, 248) |
| HSL | hsl(219, 93%, 63%) |
| OKLCH | oklch(64.1% 0.18 261.7) |
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 #4B87F8 | 3.43:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #4B87F8 | 6.12:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #4B87F8 text on white | 3.43:1 | AA large text | Lc 61.5 | Content text, not long reading |
| #4B87F8 text on black | 6.12:1 | AA | Lc -40.2 | 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
#C8DAFA
oklch(88.5% 0.048 262)
-
Step 300
300
#A1C1FA
oklch(80.8% 0.088 261.8)
-
Step 400
400
#6E9FF8
oklch(70.7% 0.141 261.6)
-
Step 500
500 (this color)
#4B87F8
oklch(64.1% 0.18 261.7)
-
Step 600
600
#2B6AE3
oklch(55.5% 0.195 261.7)
-
Step 700
700
#1E58C6
oklch(49.2% 0.182 261.6)
-
Step 800
800
#1B48A0
oklch(42.6% 0.151 261.9)
-
Step 900
900
#1B3E7F
oklch(37.8% 0.118 261.4)
-
Step 950
950
#11254A
oklch(27.1% 0.074 261.5)
#4B87F8 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) | #4D93FC | 0.031 |
| Deuteranopia (no green cones) | #2783F6 | 0.029 |
| Tritanopia (no blue cones) | #00A1B3 | 0.144 |
| Achromatopsia (no color) | #8A8A8A | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B87F8
#4B87F8
oklch(64.1% 0.18 261.7)
- #B48300
#B48300
oklch(64.1% 0.132 82.1)
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 #4B87F8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.031
- Soft Blue #6488EA ΔE 0.032
- Dark Sky Blue #448EE4 ΔE 0.038
- Chefchaouen Blue #4895EF ΔE 0.041
- Cornflower #6A79F7 ΔE 0.043
- Clear Blue #247AFD ΔE 0.047
- Cornflower Blue #6495ED ΔE 0.052
- Lavender Blue #8B88F8 ΔE 0.075
Use #4B87F8 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.