#4679DC
Closest named color: Royal Blue (#4169E1). oklch(59.1% 0.161 262.1), rgb(70, 121, 220).
Aa
Black text reads best on this color (5.02:1).
About this color
#4679DC is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.161 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.044 away. Black text reads best on it, at 5.02:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 5.02:1 |
| White text | 4.17:1 |
Values
| HEX | #4679DC |
| RGB | rgb(70, 121, 220) |
| HSL | hsl(220, 68%, 57%) |
| OKLCH | oklch(59.1% 0.161 262.1) |
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 #4679DC | 4.17:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #4679DC | 5.02:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #4679DC text on white | 4.17:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #4679DC text on black | 5.02:1 | AA | Lc -33.2 | 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 600.
-
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
#CBDAF5
oklch(88.6% 0.041 262.3)
-
Step 300
300
#A7C1F0
oklch(80.8% 0.073 262.2)
-
Step 400
400
#79A0E9
oklch(70.7% 0.116 262.3)
-
Step 500
500
#5686E2
oklch(63% 0.149 262.2)
-
Step 600
600 (this color)
#4679DC
oklch(59.1% 0.161 262.1)
-
Step 700
700
#2E5BB4
oklch(49% 0.15 262.2)
-
Step 800
800
#274B92
oklch(42.7% 0.124 262.2)
-
Step 900
900
#243F74
oklch(37.6% 0.097 262.4)
-
Step 950
950
#152544
oklch(26.8% 0.062 262.4)
#4679DC 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) | #4883E0 | 0.027 |
| Deuteranopia (no green cones) | #2B76DA | 0.024 |
| Tritanopia (no blue cones) | #0090A0 | 0.130 |
| Achromatopsia (no color) | #7C7C7C | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4679DC
#4679DC
oklch(59.1% 0.161 262.1)
- #A17500
#A17500
oklch(59.1% 0.122 82.2)
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 #4679DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.044
- Windows Blue #3778BF ΔE 0.048
- Clear Blue #247AFD ΔE 0.053
- Water Blue #0E87CC ΔE 0.055
- Dark Sky Blue #448EE4 ΔE 0.055
- Cerulean Blue #056EEE ΔE 0.057
- Soft Blue #6488EA ΔE 0.057
- Cornflower #6A79F7 ΔE 0.059
Use #4679DC 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.