#7971DC
Closest named color: Medium Slate Blue (#7B68EE). oklch(60.7% 0.158 284), rgb(121, 113, 220).
Aa
Black text reads best on this color (5.20:1).
About this color
#7971DC is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.158 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.036 away. Black text reads best on it, at 5.20:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.158) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.20:1 |
| White text | 4.03:1 |
Values
| HEX | #7971DC |
| RGB | rgb(121, 113, 220) |
| HSL | hsl(244, 60%, 65%) |
| OKLCH | oklch(60.7% 0.158 284) |
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 #7971DC | 4.03:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #7971DC | 5.20:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #7971DC text on white | 4.03:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #7971DC text on black | 5.20:1 | AA | Lc -34.3 | 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 500.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D5D6F5
oklch(88.5% 0.042 284)
-
Step 300
300
#BABAF1
oklch(80.8% 0.077 284.5)
-
Step 400
400
#9895EB
oklch(70.7% 0.124 284.3)
-
Step 500
500 (this color)
#7971DC
oklch(60.7% 0.158 284)
-
Step 600
600
#6B5FD2
oklch(55.7% 0.171 284.1)
-
Step 700
700
#594DB6
oklch(49% 0.16 284)
-
Step 800
800
#494093
oklch(42.7% 0.132 284.2)
-
Step 900
900
#3C3775
oklch(37.6% 0.103 283.9)
-
Step 950
950
#232145
oklch(27% 0.065 283.6)
#7971DC 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) | #4382E0 | 0.070 |
| Deuteranopia (no green cones) | #3F7BDA | 0.070 |
| Tritanopia (no blue cones) | #59889C | 0.136 |
| Achromatopsia (no color) | #7E7E7E | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7971DC
#7971DC
oklch(60.7% 0.158 284)
- #8F8500
#8F8500
oklch(60.6% 0.128 104.3)
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 #7971DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.036
- Medium Purple #9370DB ΔE 0.040
- Cornflower #6A79F7 ΔE 0.046
- Dark Periwinkle #665FD1 ΔE 0.056
- Soft Blue #6488EA ΔE 0.061
- Light Indigo #6D5ACF ΔE 0.062
- Deep Lilac #966EBD ΔE 0.064
- Purpley #8756E4 ΔE 0.065
Use #7971DC 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.