#4B9ADA
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.4% 0.123 245.6), rgb(75, 154, 218).
Aa
Black text reads best on this color (6.93:1).
About this color
#4B9ADA is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.123 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.037 away. Black text reads best on it, at 6.93:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.93:1 |
| White text | 3.02:1 |
Values
| HEX | #4B9ADA |
| RGB | rgb(75, 154, 218) |
| HSL | hsl(207, 66%, 57%) |
| OKLCH | oklch(66.4% 0.123 245.6) |
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 #4B9ADA | 3.02:1 | AA large text | Lc -62.2 | Content text, not long reading |
| Black text on #4B9ADA | 6.93:1 | AA | Lc 47.3 | Large or bold text, headings |
| #4B9ADA text on white | 3.02:1 | AA large text | Lc 56.8 | Large or bold text, headings |
| #4B9ADA text on black | 6.93:1 | AA | Lc -45.0 | Non-text elements, placeholder text |
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
#C8DCEE
oklch(88.5% 0.033 245.3)
-
Step 300
300
#A1C5E6
oklch(80.8% 0.061 246.3)
-
Step 400
400
#6CA7D9
oklch(70.8% 0.096 245.3)
-
Step 500
500 (this color)
#4B9ADA
oklch(66.4% 0.123 245.6)
-
Step 600
600
#1679BC
oklch(55.7% 0.134 245.4)
-
Step 700
700
#0265A2
oklch(49.1% 0.125 245.7)
-
Step 800
800
#0C5383
oklch(42.8% 0.102 245.3)
-
Step 900
900
#154569
oklch(37.7% 0.08 245.2)
-
Step 950
950
#0E293E
oklch(27.2% 0.051 244.9)
#4B9ADA 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) | #7E9CDD | 0.053 |
| Deuteranopia (no green cones) | #6A8ED9 | 0.041 |
| Tritanopia (no blue cones) | #00A9B0 | 0.092 |
| Achromatopsia (no color) | #949494 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B9ADA
#4B9ADA
oklch(66.4% 0.123 245.6)
- #C68236
#C68236
oklch(66.3% 0.123 65.5)
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 #4B9ADA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.037
- Dark Sky Blue #448EE4 ΔE 0.040
- Cornflower Blue #6495ED ΔE 0.042
- Faded Blue #658CBB ΔE 0.054
- Soft Blue #6488EA ΔE 0.061
- Water Blue #0E87CC ΔE 0.068
- Dodger Blue #1E90FF ΔE 0.071
- Cool Blue #4984B8 ΔE 0.072
Use #4B9ADA 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.