#4D9CFA
Closest named color: Chefchaouen Blue (#4895EF). oklch(68.7% 0.159 254.4), rgb(77, 156, 250).
Aa
Black text reads best on this color (7.45:1).
About this color
#4D9CFA is a medium-light, vivid blue. In OKLCH its lightness is 69%, its chroma 0.159 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.024 away. Black text reads best on it, at 7.45:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.45:1 |
| White text | 2.81:1 |
Values
| HEX | #4D9CFA |
| RGB | rgb(77, 156, 250) |
| HSL | hsl(213, 95%, 64%) |
| OKLCH | oklch(68.7% 0.159 254.4) |
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 #4D9CFA | 2.81:1 | Fails | Lc -59.1 | Large or bold text, headings |
| Black text on #4D9CFA | 7.45:1 | AAA | Lc 50.2 | Large or bold text, headings |
| #4D9CFA text on white | 2.81:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #4D9CFA text on black | 7.45:1 | AAA | Lc -48.0 | 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
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DDEBFD
oklch(93.5% 0.029 254.7)
-
Step 200
200
#C1DCFE
oklch(88.6% 0.055 254.3)
-
Step 300
300
#95C4FF
oklch(80.9% 0.098 254.5)
-
Step 400
400 (this color)
#4D9CFA
oklch(68.7% 0.159 254.4)
-
Step 500
500
#0487FF
oklch(63% 0.203 254.5)
-
Step 600
600
#0071D8
oklch(55.5% 0.179 254.5)
-
Step 700
700
#005FB7
oklch(49.1% 0.158 254.4)
-
Step 800
800
#004E98
oklch(42.8% 0.138 254.3)
-
Step 900
900
#004080
oklch(37.6% 0.123 254.7)
-
Step 950
950
#02264E
oklch(27.1% 0.084 254.4)
#4D9CFA 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) | #71A3FE | 0.041 |
| Deuteranopia (no green cones) | #5793F8 | 0.023 |
| Tritanopia (no blue cones) | #00B2BF | 0.124 |
| Achromatopsia (no color) | #9A9A9A | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D9CFA
#4D9CFA
oklch(68.7% 0.159 254.4)
- #CE8B00
#CE8B00
oklch(68.7% 0.145 74.9)
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 #4D9CFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.024
- Cornflower Blue #6495ED ΔE 0.028
- Dodger Blue #1E90FF ΔE 0.047
- Dark Sky Blue #448EE4 ΔE 0.047
- Soft Blue #6488EA ΔE 0.054
- Periwinkle Blue #8F99FB ΔE 0.070
- Lavender Blue #8B88F8 ΔE 0.078
- Perrywinkle #8F8CE7 ΔE 0.079
Use #4D9CFA 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.