#4F87F7
Closest named color: Soft Blue (#6488EA). oklch(64.2% 0.178 262.5), rgb(79, 135, 247).
Aa
Black text reads best on this color (6.14:1).
About this color
#4F87F7 is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.178 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.029 away. Black text reads best on it, at 6.14:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.178) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.14:1 |
| White text | 3.41:1 |
Values
| HEX | #4F87F7 |
| RGB | rgb(79, 135, 247) |
| HSL | hsl(220, 91%, 64%) |
| OKLCH | oklch(64.2% 0.178 262.5) |
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 #4F87F7 | 3.41:1 | AA large text | Lc -66.8 | Content text, not long reading |
| Black text on #4F87F7 | 6.14:1 | AA | Lc 42.7 | Non-text elements, placeholder text |
| #4F87F7 text on white | 3.41:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #4F87F7 text on black | 6.14:1 | AA | Lc -40.3 | 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
#E1EAFB
oklch(93.5% 0.025 263.3)
-
Step 200
200
#C8DAFA
oklch(88.5% 0.048 262)
-
Step 300
300
#A3C1F9
oklch(80.9% 0.086 262.7)
-
Step 400
400
#719FF7
oklch(70.8% 0.139 262.4)
-
Step 500
500 (this color)
#4F87F7
oklch(64.2% 0.178 262.5)
-
Step 600
600
#306AE2
oklch(55.6% 0.193 262.5)
-
Step 700
700
#2357C4
oklch(49% 0.18 262.6)
-
Step 800
800
#1E489F
oklch(42.7% 0.149 262.5)
-
Step 900
900
#1E3E7E
oklch(37.8% 0.115 262.3)
-
Step 950
950
#12254A
oklch(27.1% 0.073 262.2)
#4F87F7 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) | #4E93FB | 0.031 |
| Deuteranopia (no green cones) | #2C84F5 | 0.029 |
| Tritanopia (no blue cones) | #00A1B3 | 0.144 |
| Achromatopsia (no color) | #8B8B8B | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F87F7
#4F87F7
oklch(64.2% 0.178 262.5)
- #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 #4F87F7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.029
- Dodger Blue #1E90FF ΔE 0.034
- Dark Sky Blue #448EE4 ΔE 0.038
- Chefchaouen Blue #4895EF ΔE 0.040
- Cornflower #6A79F7 ΔE 0.042
- Cornflower Blue #6495ED ΔE 0.049
- Clear Blue #247AFD ΔE 0.050
- Lavender Blue #8B88F8 ΔE 0.072
Use #4F87F7 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.