#4EA5E5
Closest named color: Cornflower Blue (#6495ED). oklch(69.6% 0.126 243.3), rgb(78, 165, 229).
Aa
Black text reads best on this color (7.83:1).
About this color
#4EA5E5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.126 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.049 away. Black text reads best on it, at 7.83:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.83:1 |
| White text | 2.67:1 |
Values
| HEX | #4EA5E5 |
| RGB | rgb(78, 165, 229) |
| HSL | hsl(205, 74%, 60%) |
| OKLCH | oklch(69.6% 0.126 243.3) |
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 #4EA5E5 | 2.67:1 | Fails | Lc -57.0 | Large or bold text, headings |
| Black text on #4EA5E5 | 7.83:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #4EA5E5 text on white | 2.67:1 | Fails | Lc 51.8 | Large or bold text, headings |
| #4EA5E5 text on black | 7.83:1 | AAA | Lc -50.1 | 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
#DDECF8
oklch(93.5% 0.023 241.9)
-
Step 200
200
#C1DDF4
oklch(88.4% 0.044 243)
-
Step 300
300
#94C7F0
oklch(80.9% 0.079 243.2)
-
Step 400
400 (this color)
#4EA5E5
oklch(69.6% 0.126 243.3)
-
Step 500
500
#0091DE
oklch(63.1% 0.153 243.2)
-
Step 600
600
#007ABC
oklch(55.7% 0.136 243.3)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800
#005383
oklch(42.6% 0.105 243.8)
-
Step 900
900
#00456E
oklch(37.6% 0.092 243.7)
-
Step 950
950
#002944
oklch(27% 0.066 243.6)
#4EA5E5 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) | #88A6E8 | 0.059 |
| Deuteranopia (no green cones) | #7497E4 | 0.048 |
| Tritanopia (no blue cones) | #00B5BB | 0.093 |
| Achromatopsia (no color) | #9E9E9E | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4EA5E5
#4EA5E5
oklch(69.6% 0.126 243.3)
- #D38A40
#D38A40
oklch(69.5% 0.126 63.3)
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 #4EA5E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.049
- Chefchaouen Blue #4895EF ΔE 0.050
- Dark Sky Blue #448EE4 ΔE 0.065
- Deep Sky Blue #00BFFF ΔE 0.071
- Turquoise Blue #06B1C4 ΔE 0.074
- Greyblue #77A1B5 ΔE 0.075
- Soft Blue #6488EA ΔE 0.080
- Faded Blue #658CBB ΔE 0.080
Use #4EA5E5 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.