#6064D4
Closest named color: Dark Periwinkle (#665FD1). oklch(55.9% 0.169 277.9), rgb(96, 100, 212).
Aa
White text reads best on this color (4.91:1).
About this color
#6064D4 is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.169 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.014 away. White text reads best on it, at 4.91:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #6064D4 |
| RGB | rgb(96, 100, 212) |
| HSL | hsl(238, 57%, 60%) |
| OKLCH | oklch(55.9% 0.169 277.9) |
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 #6064D4 | 4.91:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #6064D4 | 4.27:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #6064D4 text on white | 4.91:1 | AA | Lc 73.8 | Content text, not long reading |
| #6064D4 text on black | 4.27:1 | AA large text | Lc -27.9 | 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
#D2D7F6
oklch(88.5% 0.043 278.2)
-
Step 300
300
#B4BCF2
oklch(80.8% 0.077 278)
-
Step 400
400
#8F98EB
oklch(70.6% 0.121 278.1)
-
Step 500
500
#757DE5
oklch(63.2% 0.154 277.7)
-
Step 600
600 (this color)
#6064D4
oklch(55.9% 0.169 277.9)
-
Step 700
700
#4F51B7
oklch(49% 0.158 278)
-
Step 800
800
#414394
oklch(42.7% 0.13 278.3)
-
Step 900
900
#363A76
oklch(37.8% 0.101 277.5)
-
Step 950
950
#202245
oklch(27% 0.064 278.7)
#6064D4 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) | #2375D8 | 0.065 |
| Deuteranopia (no green cones) | #086CD2 | 0.070 |
| Tritanopia (no blue cones) | #267D92 | 0.147 |
| Achromatopsia (no color) | #707070 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6064D4
#6064D4
oklch(55.9% 0.169 277.9)
- #867400
#867400
oklch(55.9% 0.116 98.4)
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 #6064D4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.014
- Slate Blue #6A5ACD ΔE 0.027
- Light Indigo #6D5ACF ΔE 0.029
- Iris #6258C4 ΔE 0.036
- Royal Blue #4169E1 ΔE 0.041
- Warm Blue #4B57DB ΔE 0.047
- Neon Blue #4361EE ΔE 0.054
- Medium Slate Blue #7B68EE ΔE 0.057
Use #6064D4 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.