#7978BC
Closest named color: Deep Lilac (#966EBD). oklch(60.2% 0.102 283.6), rgb(121, 120, 188).
Aa
Black text reads best on this color (5.22:1).
About this color
#7978BC is a medium-dark, moderately saturated purple. In OKLCH its lightness is 60%, its chroma 0.102 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Lilac (#966EBD), ΔE 0.050 away. Black text reads best on it, at 5.22:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Deep Lilac (#966EBD) |
| Black text | 5.22:1 |
| White text | 4.01:1 |
Values
| HEX | #7978BC |
| RGB | rgb(121, 120, 188) |
| HSL | hsl(241, 34%, 60%) |
| OKLCH | oklch(60.2% 0.102 283.6) |
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 #7978BC | 4.01:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #7978BC | 5.22:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #7978BC text on white | 4.01:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #7978BC text on black | 5.22:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D6D7EB
oklch(88.4% 0.027 283.5)
-
Step 300
300
#BCBDE1
oklch(80.9% 0.051 284)
-
Step 400
400
#9A9AD1
oklch(70.6% 0.08 284.2)
-
Step 500
500 (this color)
#7978BC
oklch(60.2% 0.102 283.6)
-
Step 600
600
#6B69B2
oklch(55.5% 0.112 283.4)
-
Step 700
700
#5A5799
oklch(49% 0.104 283.9)
-
Step 800
800
#49487C
oklch(42.7% 0.085 283.1)
-
Step 900
900
#3D3C64
oklch(37.6% 0.068 283.8)
-
Step 950
950
#24243A
oklch(27.1% 0.041 283.4)
#7978BC 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) | #6381BF | 0.035 |
| Deuteranopia (no green cones) | #607DBA | 0.035 |
| Tritanopia (no blue cones) | #678591 | 0.089 |
| Achromatopsia (no color) | #7F7F7F | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7978BC
#7978BC
oklch(60.2% 0.102 283.6)
- #8C8332
#8C8332
oklch(60.2% 0.102 103)
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 #7978BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lilac #966EBD ΔE 0.050
- Faded Blue #658CBB ΔE 0.059
- Off Blue #5684AE ΔE 0.061
- Lavender Gray #7E7F9A ΔE 0.062
- Dusty Blue #5A86AD ΔE 0.062
- Faded Purple #916E99 ΔE 0.063
- Dark Lavender #856798 ΔE 0.063
- Cool Blue #4984B8 ΔE 0.064
Use #7978BC 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.