#4FA7EB
Closest named color: Cornflower Blue (#6495ED). oklch(70.4% 0.131 244.6), rgb(79, 167, 235).
Aa
Black text reads best on this color (8.05:1).
About this color
#4FA7EB is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.131 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.050 away. Black text reads best on it, at 8.05:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 8.05:1 |
| White text | 2.60:1 |
Values
| HEX | #4FA7EB |
| RGB | rgb(79, 167, 235) |
| HSL | hsl(206, 80%, 62%) |
| OKLCH | oklch(70.4% 0.131 244.6) |
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 #4FA7EB | 2.60:1 | Fails | Lc -55.7 | Large or bold text, headings |
| Black text on #4FA7EB | 8.05:1 | AAA | Lc 53.4 | Large or bold text, headings |
| #4FA7EB text on white | 2.60:1 | Fails | Lc 50.6 | Large or bold text, headings |
| #4FA7EB text on black | 8.05:1 | AAA | Lc -51.3 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DDECF9
oklch(93.6% 0.024 244.1)
-
Step 200
200
#C1DDF6
oklch(88.5% 0.046 245.3)
-
Step 300
300
#94C7F2
oklch(80.9% 0.081 244.5)
-
Step 400
400 (this color)
#4FA7EB
oklch(70.4% 0.131 244.6)
-
Step 500
500
#0090E1
oklch(63.1% 0.158 244.7)
-
Step 600
600
#0079BE
oklch(55.6% 0.139 244.6)
-
Step 700
700
#0066A1
oklch(49.2% 0.123 244.5)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900
#004570
oklch(37.7% 0.095 244.9)
-
Step 950
950
#002945
oklch(27.1% 0.068 244.5)
#4FA7EB 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) | #89A9EE | 0.059 |
| Deuteranopia (no green cones) | #739AEA | 0.044 |
| Tritanopia (no blue cones) | #00B7BF | 0.095 |
| Achromatopsia (no color) | #A0A0A0 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FA7EB
#4FA7EB
oklch(70.4% 0.131 244.6)
- #D78D3C
#D78D3C
oklch(70.5% 0.131 64.9)
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 #4FA7EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.050
- Chefchaouen Blue #4895EF ΔE 0.052
- Deep Sky Blue #00BFFF ΔE 0.065
- Dark Sky Blue #448EE4 ΔE 0.070
- Turquoise Blue #06B1C4 ΔE 0.079
- Periwinkle Blue #8F99FB ΔE 0.080
- Carolina Blue #8AB8FE ΔE 0.081
- Greyblue #77A1B5 ΔE 0.082
Use #4FA7EB 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.