#4A7ED3
Closest named color: Windows Blue (#3778BF). oklch(59.8% 0.142 259.7), rgb(74, 126, 211).
Aa
Black text reads best on this color (5.21:1).
About this color
#4A7ED3 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.142 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Windows Blue (#3778BF), ΔE 0.039 away. Black text reads best on it, at 5.21:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Windows Blue (#3778BF) |
| Black text | 5.21:1 |
| White text | 4.02:1 |
Values
| HEX | #4A7ED3 |
| RGB | rgb(74, 126, 211) |
| HSL | hsl(217, 61%, 56%) |
| OKLCH | oklch(59.8% 0.142 259.7) |
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 #4A7ED3 | 4.02:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #4A7ED3 | 5.21:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #4A7ED3 text on white | 4.02:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #4A7ED3 text on black | 5.21:1 | AA | Lc -34.4 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CBDAF3
oklch(88.5% 0.038 260.7)
-
Step 300
300
#A7C2EE
oklch(80.9% 0.069 260.1)
-
Step 400
400
#77A1E6
oklch(70.7% 0.112 260)
-
Step 500
500 (this color)
#4A7ED3
oklch(59.8% 0.142 259.7)
-
Step 600
600
#3870CC
oklch(55.6% 0.154 259.8)
-
Step 700
700
#2A5DB0
oklch(49% 0.143 259.7)
-
Step 800
800
#244D8F
oklch(42.8% 0.119 259.5)
-
Step 900
900
#224072
oklch(37.6% 0.093 260)
-
Step 950
950
#152643
oklch(27% 0.059 260.5)
#4A7ED3 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) | #5886D6 | 0.028 |
| Deuteranopia (no green cones) | #4379D1 | 0.016 |
| Tritanopia (no blue cones) | #00919E | 0.116 |
| Achromatopsia (no color) | #7F7F7F | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A7ED3
#4A7ED3
oklch(59.8% 0.142 259.7)
- #A67600
#A67600
oklch(59.9% 0.124 80.2)
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 #4A7ED3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Windows Blue #3778BF ΔE 0.039
- Water Blue #0E87CC ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.046
- Cool Blue #4984B8 ΔE 0.049
- Steel Blue #4682B4 ΔE 0.052
- Soft Blue #6488EA ΔE 0.052
- Royal Blue #4169E1 ΔE 0.063
- Off Blue #5684AE ΔE 0.064
Use #4A7ED3 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.