#5D70DC
Closest named color: Royal Blue (#4169E1). oklch(58.5% 0.165 272.8), rgb(93, 112, 220).
Aa
Black text reads best on this color (4.81:1).
About this color
#5D70DC is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.165 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.040 away. Black text reads best on it, at 4.81:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.165) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.81:1 |
| White text | 4.35:1 |
Values
| HEX | #5D70DC |
| RGB | rgb(93, 112, 220) |
| HSL | hsl(231, 64%, 61%) |
| OKLCH | oklch(58.5% 0.165 272.8) |
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 #5D70DC | 4.35:1 | AA large text | Lc -75.4 | Fine for body text |
| Black text on #5D70DC | 4.81:1 | AA | Lc 34.1 | Non-text elements, placeholder text |
| #5D70DC text on white | 4.35:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #5D70DC text on black | 4.81:1 | AA | Lc -31.7 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#D0D8F5
oklch(88.5% 0.041 273.3)
-
Step 300
300
#B0BEF1
oklch(80.8% 0.074 272.7)
-
Step 400
400
#889BEB
oklch(70.7% 0.119 272.8)
-
Step 500
500
#6C80E4
oklch(63.1% 0.151 272.8)
-
Step 600
600 (this color)
#5D70DC
oklch(58.5% 0.165 272.8)
-
Step 700
700
#4655B6
oklch(49.1% 0.153 272.8)
-
Step 800
800
#394693
oklch(42.6% 0.127 272.7)
-
Step 900
900
#313C75
oklch(37.8% 0.098 272.7)
-
Step 950
950
#1C2345
oklch(26.9% 0.064 272.7)
#5D70DC 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) | #397FE0 | 0.047 |
| Deuteranopia (no green cones) | #2374DA | 0.052 |
| Tritanopia (no blue cones) | #00889B | 0.146 |
| Achromatopsia (no color) | #797979 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D70DC
#5D70DC
oklch(58.5% 0.165 272.8)
- #957900
#957900
oklch(58.6% 0.12 92.6)
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 #5D70DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.040
- Dark Periwinkle #665FD1 ΔE 0.043
- Cornflower #6A79F7 ΔE 0.049
- Medium Slate Blue #7B68EE ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.056
- Slate Blue #6A5ACD ΔE 0.056
- Neon Blue #4361EE ΔE 0.059
- Soft Blue #6488EA ΔE 0.064
Use #5D70DC 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.