#4B87FB
Closest named color: Dodger Blue (#1E90FF). oklch(64.3% 0.184 262), rgb(75, 135, 251).
Aa
Black text reads best on this color (6.15:1).
About this color
#4B87FB is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.184 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 6.15:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.184) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 6.15:1 |
| White text | 3.41:1 |
Values
| HEX | #4B87FB |
| RGB | rgb(75, 135, 251) |
| HSL | hsl(220, 96%, 64%) |
| OKLCH | oklch(64.3% 0.184 262) |
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 #4B87FB | 3.41:1 | AA large text | Lc -66.7 | Content text, not long reading |
| Black text on #4B87FB | 6.15:1 | AA | Lc 42.8 | Non-text elements, placeholder text |
| #4B87FB text on white | 3.41:1 | AA large text | Lc 61.2 | Content text, not long reading |
| #4B87FB text on black | 6.15:1 | AA | Lc -40.5 | 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
#E0EAFC
oklch(93.5% 0.027 262.3)
-
Step 200
200
#C7DAFB
oklch(88.5% 0.05 261.5)
-
Step 300
300
#A1C1FB
oklch(80.8% 0.09 262.1)
-
Step 400
400
#6E9FFA
oklch(70.8% 0.144 261.9)
-
Step 500
500 (this color)
#4B87FB
oklch(64.3% 0.184 262)
-
Step 600
600
#2A69E6
oklch(55.5% 0.201 262.1)
-
Step 700
700
#1E57C8
oklch(49.2% 0.186 262)
-
Step 800
800
#1A48A2
oklch(42.8% 0.154 261.9)
-
Step 900
900
#1B3D80
oklch(37.6% 0.12 262.1)
-
Step 950
950
#11254B
oklch(27.1% 0.075 261.8)
#4B87FB 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) | #4A94FF | 0.033 |
| Deuteranopia (no green cones) | #2083F9 | 0.032 |
| Tritanopia (no blue cones) | #00A2B5 | 0.147 |
| Achromatopsia (no color) | #8B8B8B | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B87FB
#4B87FB
oklch(64.3% 0.184 262)
- #B58300
#B58300
oklch(64.2% 0.133 81.6)
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 #4B87FB, 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 0.035
- Dark Sky Blue #448EE4 ΔE 0.042
- Cornflower #6A79F7 ΔE 0.043
- Chefchaouen Blue #4895EF ΔE 0.043
- Clear Blue #247AFD ΔE 0.047
- Cornflower Blue #6495ED ΔE 0.054
- Lavender Blue #8B88F8 ΔE 0.075
Use #4B87FB 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.