#4B9CDA
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.9% 0.122 244.3), rgb(75, 156, 218).
Aa
Black text reads best on this color (7.06:1).
About this color
#4B9CDA is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.122 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.041 away. Black text reads best on it, at 7.06:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.06:1 |
| White text | 2.97:1 |
Values
| HEX | #4B9CDA |
| RGB | rgb(75, 156, 218) |
| HSL | hsl(206, 66%, 57%) |
| OKLCH | oklch(66.9% 0.122 244.3) |
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 #4B9CDA | 2.97:1 | Fails | Lc -61.4 | Content text, not long reading |
| Black text on #4B9CDA | 7.06:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #4B9CDA text on white | 2.97:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #4B9CDA text on black | 7.06:1 | AAA | Lc -45.7 | 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
#C8DCEE
oklch(88.5% 0.033 245.3)
-
Step 300
300
#A1C6E5
oklch(81% 0.059 243.9)
-
Step 400
400
#6BA7D8
oklch(70.7% 0.095 244.4)
-
Step 500
500 (this color)
#4B9CDA
oklch(66.9% 0.122 244.3)
-
Step 600
600
#1279BA
oklch(55.5% 0.132 244.2)
-
Step 700
700
#0066A0
oklch(49.2% 0.121 244)
-
Step 800
800
#085382
oklch(42.6% 0.102 244.3)
-
Step 900
900
#144568
oklch(37.6% 0.079 244.1)
-
Step 950
950
#0E293D
oklch(27.1% 0.05 243.6)
#4B9CDA 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) | #809DDD | 0.055 |
| Deuteranopia (no green cones) | #6D8FD9 | 0.044 |
| Tritanopia (no blue cones) | #00ABB2 | 0.089 |
| Achromatopsia (no color) | #969696 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B9CDA
#4B9CDA
oklch(66.9% 0.122 244.3)
- #C8833B
#C8833B
oklch(66.8% 0.121 64)
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 #4B9CDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.041
- Cornflower Blue #6495ED ΔE 0.044
- Dark Sky Blue #448EE4 ΔE 0.046
- Faded Blue #658CBB ΔE 0.057
- Soft Blue #6488EA ΔE 0.066
- Greyblue #77A1B5 ΔE 0.073
- Water Blue #0E87CC ΔE 0.073
- Dodger Blue #1E90FF ΔE 0.074
Use #4B9CDA 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.