#878BF3
Closest named color: Lavender Blue (#8B88F8). oklch(68% 0.152 279.9), rgb(135, 139, 243).
Aa
Black text reads best on this color (7.01:1).
About this color
#878BF3 is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.152 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.012 away. Black text reads best on it, at 7.01:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.152) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 7.01:1 |
| White text | 2.99:1 |
Values
| HEX | #878BF3 |
| RGB | rgb(135, 139, 243) |
| HSL | hsl(238, 82%, 74%) |
| OKLCH | oklch(68% 0.152 279.9) |
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 #878BF3 | 2.99:1 | Fails | Lc -61.8 | Content text, not long reading |
| Black text on #878BF3 | 7.01:1 | AAA | Lc 47.6 | Large or bold text, headings |
| #878BF3 text on white | 2.99:1 | Fails | Lc 56.4 | Large or bold text, headings |
| #878BF3 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E6E8FD
oklch(93.6% 0.028 281.5)
-
Step 200
200
#D2D6FC
oklch(88.5% 0.052 280.5)
-
Step 300
300
#B4BAFD
oklch(80.8% 0.095 280.1)
-
Step 400
400 (this color)
#878BF3
oklch(68% 0.152 279.9)
-
Step 500
500
#7675FA
oklch(63.1% 0.193 279.7)
-
Step 600
600
#6259E9
oklch(55.7% 0.21 279.9)
-
Step 700
700
#5247CB
oklch(49.1% 0.196 280.1)
-
Step 800
800
#423CA4
oklch(42.7% 0.162 279.6)
-
Step 900
900
#373582
oklch(37.8% 0.126 279.7)
-
Step 950
950
#20204C
oklch(27.1% 0.079 279.7)
#878BF3 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) | #6399F7 | 0.051 |
| Deuteranopia (no green cones) | #5C91F1 | 0.051 |
| Tritanopia (no blue cones) | #63A0B3 | 0.132 |
| Achromatopsia (no color) | #959595 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #878BF3
#878BF3
oklch(68% 0.152 279.9)
- #AD9900
#AD9900
oklch(68% 0.141 100)
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 #878BF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.012
- Perrywinkle #8F8CE7 ΔE 0.022
- Periwinkle #8E82FE ΔE 0.030
- Periwinkle Blue #8F99FB ΔE 0.038
- Soft Blue #6488EA ΔE 0.048
- Cornflower Blue #6495ED ΔE 0.049
- Cornflower #6A79F7 ΔE 0.064
- Medium Purple #9370DB ΔE 0.070
Use #878BF3 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.