#4FA0F0
Closest named color: Chefchaouen Blue (#4895EF). oklch(69.1% 0.143 250.4), rgb(79, 160, 240).
Aa
Black text reads best on this color (7.61:1).
About this color
#4FA0F0 is a medium-light, vivid blue. In OKLCH its lightness is 69%, its chroma 0.143 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.031 away. Black text reads best on it, at 7.61:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.61:1 |
| White text | 2.75:1 |
Values
| HEX | #4FA0F0 |
| RGB | rgb(79, 160, 240) |
| HSL | hsl(210, 84%, 63%) |
| OKLCH | oklch(69.1% 0.143 250.4) |
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 #4FA0F0 | 2.75:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #4FA0F0 | 7.61:1 | AAA | Lc 51.1 | Large or bold text, headings |
| #4FA0F0 text on white | 2.75:1 | Fails | Lc 52.9 | Large or bold text, headings |
| #4FA0F0 text on black | 7.61:1 | AAA | Lc -48.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DEECFB
oklch(93.7% 0.025 250)
-
Step 200
200
#C1DCF9
oklch(88.4% 0.049 250.3)
-
Step 300
300
#95C5F9
oklch(80.9% 0.09 251)
-
Step 400
400 (this color)
#4FA0F0
oklch(69.1% 0.143 250.4)
-
Step 500
500
#008CF1
oklch(63.1% 0.18 250.4)
-
Step 600
600
#0075CC
oklch(55.6% 0.16 250.6)
-
Step 700
700
#0062AC
oklch(49% 0.141 250.5)
-
Step 800
800
#00508E
oklch(42.6% 0.122 250.5)
-
Step 900
900
#004378
oklch(37.8% 0.108 250.3)
-
Step 950
950
#012749
oklch(26.9% 0.075 250.4)
#4FA0F0 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) | #7DA4F3 | 0.048 |
| Deuteranopia (no green cones) | #6695EE | 0.033 |
| Tritanopia (no blue cones) | #00B3BD | 0.110 |
| Achromatopsia (no color) | #9C9C9C | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FA0F0
#4FA0F0
oklch(69.1% 0.143 250.4)
- #D28A1A
#D28A1A
oklch(69.1% 0.142 70.8)
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 #4FA0F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.031
- Cornflower Blue #6495ED ΔE 0.032
- Dark Sky Blue #448EE4 ΔE 0.051
- Dodger Blue #1E90FF ΔE 0.062
- Soft Blue #6488EA ΔE 0.062
- Periwinkle Blue #8F99FB ΔE 0.072
- Perrywinkle #8F8CE7 ΔE 0.080
- Deep Sky Blue #00BFFF ΔE 0.081
Use #4FA0F0 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.