#878EE4
Closest named color: Perrywinkle (#8F8CE7). oklch(67.7% 0.127 278.9), rgb(135, 142, 228).
Aa
Black text reads best on this color (7.01:1).
About this color
#878EE4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.127 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.013 away. Black text reads best on it, at 7.01:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.01:1 |
| White text | 2.99:1 |
Values
| HEX | #878EE4 |
| RGB | rgb(135, 142, 228) |
| HSL | hsl(235, 63%, 71%) |
| OKLCH | oklch(67.7% 0.127 278.9) |
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 #878EE4 | 2.99:1 | Fails | Lc -61.8 | Content text, not long reading |
| Black text on #878EE4 | 7.01:1 | AAA | Lc 47.6 | Large or bold text, headings |
| #878EE4 text on white | 2.99:1 | Fails | Lc 56.5 | Large or bold text, headings |
| #878EE4 text on black | 7.01:1 | AAA | Lc -45.3 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F7
oklch(88.5% 0.044 278.4)
-
Step 300
300
#B5BCF4
oklch(80.9% 0.079 278.9)
-
Step 400
400 (this color)
#878EE4
oklch(67.7% 0.127 278.9)
-
Step 500
500
#767BE8
oklch(63.1% 0.161 278.7)
-
Step 600
600
#6161D7
oklch(55.6% 0.177 279)
-
Step 700
700
#5050BA
oklch(49.1% 0.163 278.6)
-
Step 800
800
#424297
oklch(42.8% 0.136 279)
-
Step 900
900
#373978
oklch(37.8% 0.105 278.7)
-
Step 950
950
#202246
oklch(27.1% 0.066 278.6)
#878EE4 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) | #7099E7 | 0.037 |
| Deuteranopia (no green cones) | #6A92E2 | 0.037 |
| Tritanopia (no blue cones) | #6A9FAE | 0.111 |
| Achromatopsia (no color) | #959595 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #878EE4
#878EE4
oklch(67.7% 0.127 278.9)
- #AB9829
#AB9829
oklch(67.7% 0.127 99.1)
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 #878EE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.013
- Lavender Blue #8B88F8 ΔE 0.036
- Periwinkle Blue #8F99FB ΔE 0.042
- Cornflower Blue #6495ED ΔE 0.044
- Soft Blue #6488EA ΔE 0.050
- Periwinkle #8E82FE ΔE 0.054
- Chefchaouen Blue #4895EF ΔE 0.068
- Wisteria #A87DC2 ΔE 0.072
Use #878EE4 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.