#878EFF
Closest named color: Lavender Blue (#8B88F8). oklch(69.2% 0.164 278.5), rgb(135, 142, 255).
Aa
Black text reads best on this color (7.34:1).
About this color
#878EFF is a medium-light, vivid blue. In OKLCH its lightness is 69%, its chroma 0.164 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.017 away. Black text reads best on it, at 7.34:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.164) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 7.34:1 |
| White text | 2.85:1 |
Values
| HEX | #878EFF |
| RGB | rgb(135, 142, 255) |
| HSL | hsl(237, 100%, 76%) |
| OKLCH | oklch(69.2% 0.164 278.5) |
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 #878EFF | 2.85:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #878EFF | 7.34:1 | AAA | Lc 49.5 | Large or bold text, headings |
| #878EFF text on white | 2.85:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #878EFF text on black | 7.34:1 | AAA | Lc -47.2 | Large or bold text, headings |
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 400.
-
Step 50
50
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FE
oklch(93.5% 0.03 279.6)
-
Step 200
200
#D0D6FF
oklch(88.5% 0.057 278.6)
-
Step 300
300
#B2BBFF
oklch(81% 0.097 278.2)
-
Step 400
400 (this color)
#878EFF
oklch(69.2% 0.164 278.5)
-
Step 500
500
#7374FF
oklch(63.1% 0.202 278.6)
-
Step 600
600
#5E55F3
oklch(55.6% 0.228 278.5)
-
Step 700
700
#4E44D4
oklch(49.1% 0.212 278.3)
-
Step 800
800
#4039AB
oklch(42.7% 0.175 278.7)
-
Step 900
900
#353387
oklch(37.6% 0.136 278.7)
-
Step 950
950
#1F1F4F
oklch(27% 0.086 279)
#878EFF 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) | #609EFF | 0.056 |
| Deuteranopia (no green cones) | #5694FC | 0.056 |
| Tritanopia (no blue cones) | #5BA6BA | 0.144 |
| Achromatopsia (no color) | #999999 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #878EFF
#878EFF
oklch(69.2% 0.164 278.5)
- #B39C00
#B39C00
oklch(69.2% 0.143 98.6)
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 #878EFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.017
- Periwinkle #8E82FE ΔE 0.029
- Periwinkle Blue #8F99FB ΔE 0.033
- Perrywinkle #8F8CE7 ΔE 0.036
- Cornflower Blue #6495ED ΔE 0.054
- Soft Blue #6488EA ΔE 0.057
- Cornflower #6A79F7 ΔE 0.069
- Chefchaouen Blue #4895EF ΔE 0.074
Use #878EFF 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.