#878FDF
Closest named color: Perrywinkle (#8F8CE7). oklch(67.7% 0.118 278.4), rgb(135, 143, 223).
Aa
Black text reads best on this color (7.02:1).
About this color
#878FDF is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.118 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.019 away. Black text reads best on it, at 7.02:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.02:1 |
| White text | 2.98:1 |
Values
| HEX | #878FDF |
| RGB | rgb(135, 143, 223) |
| HSL | hsl(235, 58%, 70%) |
| OKLCH | oklch(67.7% 0.118 278.4) |
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 #878FDF | 2.98:1 | Fails | Lc -61.8 | Content text, not long reading |
| Black text on #878FDF | 7.02:1 | AAA | Lc 47.6 | Large or bold text, headings |
| #878FDF text on white | 2.98:1 | Fails | Lc 56.5 | Large or bold text, headings |
| #878FDF text on black | 7.02:1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B5BCF0
oklch(80.8% 0.074 278.6)
-
Step 400
400 (this color)
#878FDF
oklch(67.7% 0.118 278.4)
-
Step 500
500
#767DE3
oklch(63.1% 0.152 278.2)
-
Step 600
600
#6164D0
oklch(55.7% 0.163 278.5)
-
Step 700
700
#5052B4
oklch(49.1% 0.152 278.3)
-
Step 800
800
#414492
oklch(42.7% 0.126 278)
-
Step 900
900
#373A74
oklch(37.7% 0.097 278.4)
-
Step 950
950
#202244
oklch(26.9% 0.063 278.8)
#878FDF 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) | #7499E2 | 0.033 |
| Deuteranopia (no green cones) | #6E92DD | 0.032 |
| Tritanopia (no blue cones) | #6C9FAD | 0.104 |
| Achromatopsia (no color) | #959595 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #878FDF
#878FDF
oklch(67.7% 0.118 278.4)
- #AA9836
#AA9836
oklch(67.7% 0.118 98.7)
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 #878FDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.019
- Cornflower Blue #6495ED ΔE 0.045
- Lavender Blue #8B88F8 ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.047
- Soft Blue #6488EA ΔE 0.053
- Periwinkle #8E82FE ΔE 0.062
- Chefchaouen Blue #4895EF ΔE 0.069
- Wisteria #A87DC2 ΔE 0.069
Use #878FDF 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.