#706BCB
Closest named color: Dark Periwinkle (#665FD1). oklch(57.8% 0.144 283.3), rgb(112, 107, 203).
Aa
Black text reads best on this color (4.65:1).
About this color
#706BCB is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.144 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.037 away. Black text reads best on it, at 4.65:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.65:1 |
| White text | 4.51:1 |
Values
| HEX | #706BCB |
| RGB | rgb(112, 107, 203) |
| HSL | hsl(243, 48%, 61%) |
| OKLCH | oklch(57.8% 0.144 283.3) |
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 #706BCB | 4.51:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #706BCB | 4.65:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #706BCB text on white | 4.51:1 | AA | Lc 71.2 | Content text, not long reading |
| #706BCB text on black | 4.65:1 | AA | Lc -30.5 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E9F6
oklch(93.7% 0.018 282.5)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#BABCEA
oklch(80.9% 0.065 282.9)
-
Step 400
400
#9898DF
oklch(70.7% 0.103 283.5)
-
Step 500
500
#807DD6
oklch(63.1% 0.132 283.5)
-
Step 600
600 (this color)
#706BCB
oklch(57.8% 0.144 283.3)
-
Step 700
700
#5853A9
oklch(49.1% 0.134 282.9)
-
Step 800
800
#484489
oklch(42.7% 0.111 283.2)
-
Step 900
900
#3C3A6E
oklch(37.7% 0.087 283.1)
-
Step 950
950
#232240
oklch(26.9% 0.055 283.6)
#706BCB 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) | #447ACE | 0.060 |
| Deuteranopia (no green cones) | #3F73C9 | 0.060 |
| Tritanopia (no blue cones) | #527F91 | 0.124 |
| Achromatopsia (no color) | #767676 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #706BCB
#706BCB
oklch(57.8% 0.144 283.3)
- #877C00
#877C00
oklch(57.8% 0.122 103.3)
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 #706BCB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.037
- Light Indigo #6D5ACF ΔE 0.043
- Slate Blue #6A5ACD ΔE 0.044
- Iris #6258C4 ΔE 0.054
- Medium Slate Blue #7B68EE ΔE 0.057
- Deep Lavender #8D5EB7 ΔE 0.059
- Medium Purple #9370DB ΔE 0.062
- Deep Lilac #966EBD ΔE 0.066
Use #706BCB 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.