#878FDD
Closest named color: Perrywinkle (#8F8CE7). oklch(67.6% 0.115 278.4), rgb(135, 143, 221).
Aa
Black text reads best on this color (7.00:1).
About this color
#878FDD is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.115 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.021 away. Black text reads best on it, at 7.00:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #878FDD |
| RGB | rgb(135, 143, 221) |
| HSL | hsl(234, 56%, 70%) |
| OKLCH | oklch(67.6% 0.115 278.4) |
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 #878FDD | 2.99:1 | Fails | Lc -61.9 | Content text, not long reading |
| Black text on #878FDD | 7.00:1 | AAA | Lc 47.5 | Large or bold text, headings |
| #878FDD text on white | 2.99:1 | Fails | Lc 56.6 | Large or bold text, headings |
| #878FDD text on black | 7.00:1 | AAA | Lc -45.2 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D3D7F4
oklch(88.5% 0.04 279.3)
-
Step 300
300
#B5BDEF
oklch(80.9% 0.071 277.6)
-
Step 400
400 (this color)
#878FDD
oklch(67.6% 0.115 278.4)
-
Step 500
500
#777DE0
oklch(63% 0.147 278.7)
-
Step 600
600
#6164CE
oklch(55.5% 0.16 278.6)
-
Step 700
700
#5053B3
oklch(49.2% 0.149 278)
-
Step 800
800
#424490
oklch(42.7% 0.123 278.7)
-
Step 900
900
#373A73
oklch(37.6% 0.096 278.5)
-
Step 950
950
#202243
oklch(26.8% 0.061 278.8)
#878FDD 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) | #7598E0 | 0.030 |
| Deuteranopia (no green cones) | #7092DB | 0.030 |
| Tritanopia (no blue cones) | #6D9EAC | 0.101 |
| Achromatopsia (no color) | #959595 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #878FDD
#878FDD
oklch(67.6% 0.115 278.4)
- #A99739
#A99739
oklch(67.4% 0.115 98.4)
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 #878FDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.021
- Cornflower Blue #6495ED ΔE 0.046
- Lavender Blue #8B88F8 ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.049
- Soft Blue #6488EA ΔE 0.054
- Periwinkle #8E82FE ΔE 0.065
- Wisteria #A87DC2 ΔE 0.068
- Chefchaouen Blue #4895EF ΔE 0.069
Use #878FDD 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.