#6063D2
Closest named color: Dark Periwinkle (#665FD1). oklch(55.5% 0.167 278.3), rgb(96, 99, 210).
Aa
White text reads best on this color (4.98:1).
About this color
#6063D2 is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.167 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.012 away. White text reads best on it, at 4.98:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #6063D2 |
| RGB | rgb(96, 99, 210) |
| HSL | hsl(238, 56%, 60%) |
| OKLCH | oklch(55.5% 0.167 278.3) |
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 #6063D2 | 4.98:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #6063D2 | 4.21:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #6063D2 text on white | 4.98:1 | AA | Lc 74.2 | Content text, not long reading |
| #6063D2 text on black | 4.21:1 | AA large text | Lc -27.5 | Dividers and decoration only |
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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B5BCF1
oklch(80.8% 0.075 278.7)
-
Step 400
400
#9098EB
oklch(70.7% 0.121 278.6)
-
Step 500
500
#767CE4
oklch(63% 0.154 278.5)
-
Step 600
600 (this color)
#6063D2
oklch(55.5% 0.167 278.3)
-
Step 700
700
#5051B6
oklch(49% 0.156 278.5)
-
Step 800
800
#414393
oklch(42.6% 0.129 278.3)
-
Step 900
900
#373A75
oklch(37.8% 0.099 278.3)
-
Step 950
950
#202245
oklch(27% 0.064 278.7)
#6063D2 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) | #2374D6 | 0.066 |
| Deuteranopia (no green cones) | #0B6BD0 | 0.070 |
| Tritanopia (no blue cones) | #297C91 | 0.145 |
| Achromatopsia (no color) | #707070 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6063D2
#6063D2
oklch(55.5% 0.167 278.3)
- #857300
#857300
oklch(55.6% 0.115 98.3)
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 #6063D2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.012
- Slate Blue #6A5ACD ΔE 0.025
- Light Indigo #6D5ACF ΔE 0.027
- Iris #6258C4 ΔE 0.032
- Royal Blue #4169E1 ΔE 0.043
- Warm Blue #4B57DB ΔE 0.046
- Neon Blue #4361EE ΔE 0.056
- Medium Slate Blue #7B68EE ΔE 0.060
Use #6063D2 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.