#4E9ADB
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.6% 0.123 246.8), rgb(78, 154, 219).
Aa
Black text reads best on this color (6.96:1).
About this color
#4E9ADB is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.123 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.036 away. Black text reads best on it, at 6.96:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.96:1 |
| White text | 3.01:1 |
Values
| HEX | #4E9ADB |
| RGB | rgb(78, 154, 219) |
| HSL | hsl(208, 66%, 58%) |
| OKLCH | oklch(66.6% 0.123 246.8) |
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 #4E9ADB | 3.01:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #4E9ADB | 6.96:1 | AA | Lc 47.4 | Large or bold text, headings |
| #4E9ADB text on white | 3.01:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #4E9ADB text on black | 6.96:1 | AA | Lc -45.2 | 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 500.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C8DCEF
oklch(88.5% 0.034 246.8)
-
Step 300
300
#A2C5E6
oklch(80.9% 0.06 247)
-
Step 400
400
#6DA6D9
oklch(70.6% 0.096 246.6)
-
Step 500
500 (this color)
#4E9ADB
oklch(66.6% 0.123 246.8)
-
Step 600
600
#1C78BC
oklch(55.6% 0.133 246.6)
-
Step 700
700
#0B65A2
oklch(49.2% 0.123 246.4)
-
Step 800
800
#105284
oklch(42.6% 0.104 247.2)
-
Step 900
900
#17456A
oklch(37.9% 0.08 246.6)
-
Step 950
950
#0F283E
oklch(26.9% 0.052 247.6)
#4E9ADB 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) | #7D9CDE | 0.050 |
| Deuteranopia (no green cones) | #6A8EDA | 0.039 |
| Tritanopia (no blue cones) | #00AAB1 | 0.095 |
| Achromatopsia (no color) | #959595 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E9ADB
#4E9ADB
oklch(66.6% 0.123 246.8)
- #C68436
#C68436
oklch(66.7% 0.123 67)
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 #4E9ADB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.036
- Cornflower Blue #6495ED ΔE 0.039
- Dark Sky Blue #448EE4 ΔE 0.040
- Faded Blue #658CBB ΔE 0.055
- Soft Blue #6488EA ΔE 0.060
- Water Blue #0E87CC ΔE 0.070
- Dodger Blue #1E90FF ΔE 0.071
- Cool Blue #4984B8 ΔE 0.073
Use #4E9ADB 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.