#4FA0F9
Closest named color: Chefchaouen Blue (#4895EF). oklch(69.6% 0.154 252.7), rgb(79, 160, 249).
Aa
Black text reads best on this color (7.72:1).
About this color
#4FA0F9 is a medium-light, vivid blue. In OKLCH its lightness is 70%, its chroma 0.154 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.032 away. Black text reads best on it, at 7.72:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.72:1 |
| White text | 2.71:1 |
Values
| HEX | #4FA0F9 |
| RGB | rgb(79, 160, 249) |
| HSL | hsl(211, 93%, 64%) |
| OKLCH | oklch(69.6% 0.154 252.7) |
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 #4FA0F9 | 2.71:1 | Fails | Lc -57.5 | Large or bold text, headings |
| Black text on #4FA0F9 | 7.72:1 | AAA | Lc 51.7 | Large or bold text, headings |
| #4FA0F9 text on white | 2.71:1 | Fails | Lc 52.3 | Large or bold text, headings |
| #4FA0F9 text on black | 7.72:1 | AAA | Lc -49.5 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DDEBFD
oklch(93.5% 0.029 254.7)
-
Step 200
200
#C1DCFC
oklch(88.5% 0.053 252.8)
-
Step 300
300
#94C5FD
oklch(81% 0.095 252.3)
-
Step 400
400 (this color)
#4FA0F9
oklch(69.6% 0.154 252.7)
-
Step 500
500
#0089F9
oklch(63% 0.193 252.8)
-
Step 600
600
#0073D3
oklch(55.6% 0.171 252.9)
-
Step 700
700
#0061B2
oklch(49.2% 0.149 252.5)
-
Step 800
800
#004F93
oklch(42.7% 0.13 252.6)
-
Step 900
900
#00427C
oklch(37.8% 0.114 252.4)
-
Step 950
950
#01264C
oklch(26.9% 0.081 253)
#4FA0F9 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) | #78A6FD | 0.045 |
| Deuteranopia (no green cones) | #5F96F7 | 0.027 |
| Tritanopia (no blue cones) | #00B5C1 | 0.119 |
| Achromatopsia (no color) | #9D9D9D | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FA0F9
#4FA0F9
oklch(69.6% 0.154 252.7)
- #D48C00
#D48C00
oklch(69.6% 0.148 72.9)
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 #4FA0F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.032
- Cornflower Blue #6495ED ΔE 0.033
- Dark Sky Blue #448EE4 ΔE 0.055
- Dodger Blue #1E90FF ΔE 0.057
- Soft Blue #6488EA ΔE 0.062
- Periwinkle Blue #8F99FB ΔE 0.068
- Perrywinkle #8F8CE7 ΔE 0.081
- Deep Sky Blue #00BFFF ΔE 0.082
Use #4FA0F9 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.