#4A8FED
Closest named color: Dark Sky Blue (#448EE4). oklch(65% 0.157 256.8), rgb(74, 143, 237).
Aa
Black text reads best on this color (6.44:1).
About this color
#4A8FED is a medium-light, vivid blue. In OKLCH its lightness is 65%, its chroma 0.157 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.015 away. Black text reads best on it, at 6.44:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.157) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.44:1 |
| White text | 3.25:1 |
Values
| HEX | #4A8FED |
| RGB | rgb(74, 143, 237) |
| HSL | hsl(215, 82%, 61%) |
| OKLCH | oklch(65% 0.157 256.8) |
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 #4A8FED | 3.25:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #4A8FED | 6.44:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #4A8FED text on white | 3.25:1 | AA large text | Lc 59.6 | Large or bold text, headings |
| #4A8FED text on black | 6.44:1 | AA | Lc -42.1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C8DBF6
oklch(88.6% 0.043 257.1)
-
Step 300
300
#A1C3F2
oklch(80.9% 0.076 256.6)
-
Step 400
400
#6DA2EC
oklch(70.6% 0.123 256.9)
-
Step 500
500 (this color)
#4A8FED
oklch(65% 0.157 256.8)
-
Step 600
600
#2271D5
oklch(55.7% 0.171 256.7)
-
Step 700
700
#145EB8
oklch(49.2% 0.158 256.6)
-
Step 800
800
#144D95
oklch(42.7% 0.132 256.7)
-
Step 900
900
#184177
oklch(37.8% 0.103 256.6)
-
Step 950
950
#0F2645
oklch(26.9% 0.065 256.6)
#4A8FED 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) | #6397F1 | 0.034 |
| Deuteranopia (no green cones) | #4A87EB | 0.021 |
| Tritanopia (no blue cones) | #00A5B2 | 0.125 |
| Achromatopsia (no color) | #8E8E8E | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A8FED
#4A8FED
oklch(65% 0.157 256.8)
- #BD8200
#BD8200
oklch(65% 0.136 76.8)
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 #4A8FED, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.015
- Chefchaouen Blue #4895EF ΔE 0.016
- Soft Blue #6488EA ΔE 0.028
- Cornflower Blue #6495ED ΔE 0.032
- Dodger Blue #1E90FF ΔE 0.035
- Cornflower #6A79F7 ΔE 0.064
- Water Blue #0E87CC ΔE 0.065
- Clear Blue #247AFD ΔE 0.070
Use #4A8FED 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.