#7974DF
Closest named color: Medium Slate Blue (#7B68EE). oklch(61.4% 0.158 282.8), rgb(121, 116, 223).
Aa
Black text reads best on this color (5.37:1).
About this color
#7974DF is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.158 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.038 away. Black text reads best on it, at 5.37:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.158) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 5.37:1 |
| White text | 3.90:1 |
Values
| HEX | #7974DF |
| RGB | rgb(121, 116, 223) |
| HSL | hsl(243, 63%, 66%) |
| OKLCH | oklch(61.4% 0.158 282.8) |
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 #7974DF | 3.90:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #7974DF | 5.37:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #7974DF text on white | 3.90:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #7974DF text on black | 5.37:1 | AA | Lc -35.4 | 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
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D4D6F5
oklch(88.4% 0.043 282.6)
-
Step 300
300
#B9BBF2
oklch(81% 0.077 282.9)
-
Step 400
400
#9696EB
oklch(70.8% 0.123 282.8)
-
Step 500
500 (this color)
#7974DF
oklch(61.4% 0.158 282.8)
-
Step 600
600
#695FD3
oklch(55.6% 0.173 283.1)
-
Step 700
700
#574EB7
oklch(49.1% 0.16 282.6)
-
Step 800
800
#474194
oklch(42.8% 0.132 282.5)
-
Step 900
900
#3B3876
oklch(37.8% 0.103 282.5)
-
Step 950
950
#222145
oklch(26.9% 0.066 282.3)
#7974DF 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) | #4684E3 | 0.066 |
| Deuteranopia (no green cones) | #417DDD | 0.066 |
| Tritanopia (no blue cones) | #578B9F | 0.136 |
| Achromatopsia (no color) | #818181 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7974DF
#7974DF
oklch(61.4% 0.158 282.8)
- #938700
#938700
oklch(61.5% 0.129 103.2)
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 #7974DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.038
- Medium Purple #9370DB ΔE 0.040
- Cornflower #6A79F7 ΔE 0.040
- Soft Blue #6488EA ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.063
- Periwinkle #8E82FE ΔE 0.064
- Lavender Blue #8B88F8 ΔE 0.066
- Deep Lilac #966EBD ΔE 0.067
Use #7974DF 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.