#4DABFA
Closest named color: Deep Sky Blue (#00BFFF). oklch(72% 0.146 247), rgb(77, 171, 250).
Aa
Black text reads best on this color (8.52:1).
About this color
#4DABFA is a medium-light, vivid blue. In OKLCH its lightness is 72%, its chroma 0.146 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sky Blue (#00BFFF), ΔE 0.054 away. Black text reads best on it, at 8.52:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.146) |
| Temperature | cool |
| Nearest name | Deep Sky Blue (#00BFFF) |
| Black text | 8.52:1 |
| White text | 2.46:1 |
Values
| HEX | #4DABFA |
| RGB | rgb(77, 171, 250) |
| HSL | hsl(207, 95%, 64%) |
| OKLCH | oklch(72% 0.146 247) |
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 #4DABFA | 2.46:1 | Fails | Lc -53.2 | Large or bold text, headings |
| Black text on #4DABFA | 8.52:1 | AAA | Lc 55.9 | Large or bold text, headings |
| #4DABFA text on white | 2.46:1 | Fails | Lc 48.1 | Large or bold text, headings |
| #4DABFA text on black | 8.52:1 | AAA | Lc -53.9 | 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
#EFF6FD
oklch(97% 0.012 248)
-
Step 100
100
#DCECFB
oklch(93.6% 0.027 246.3)
-
Step 200
200
#BFDDF9
oklch(88.5% 0.05 246.6)
-
Step 300
300
#90C7F9
oklch(81% 0.091 246.6)
-
Step 400
400 (this color)
#4DABFA
oklch(72% 0.146 247)
-
Step 500
500
#008FE7
oklch(63.2% 0.166 246.8)
-
Step 600
600
#0078C3
oklch(55.7% 0.146 246.8)
-
Step 700
700
#0064A5
oklch(49% 0.13 247.2)
-
Step 800
800
#005288
oklch(42.7% 0.112 246.9)
-
Step 900
900
#004473
oklch(37.7% 0.1 247.4)
-
Step 950
950
#002847
oklch(27% 0.072 247.4)
#4DABFA 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) | #87AEFD | 0.057 |
| Deuteranopia (no green cones) | #6F9EF8 | 0.041 |
| Tritanopia (no blue cones) | #00BEC7 | 0.108 |
| Achromatopsia (no color) | #A5A5A5 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DABFA
#4DABFA
oklch(72% 0.146 247)
- #E09029
#E09029
oklch(71.9% 0.146 67.1)
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 #4DABFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sky Blue #00BFFF ΔE 0.054
- Cornflower Blue #6495ED ΔE 0.058
- Chefchaouen Blue #4895EF ΔE 0.060
- Carolina Blue #8AB8FE ΔE 0.071
- Periwinkle Blue #8F99FB ΔE 0.076
- Dark Sky Blue #448EE4 ΔE 0.081
- Dodger Blue #1E90FF ΔE 0.083
- Vivid Sky Blue #4CC9F0 ΔE 0.088
Use #4DABFA 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.