#878EB2
Closest named color: Silver Lake Blue (#778DA9). oklch(65.4% 0.054 276.2), rgb(135, 142, 178).
Aa
Black text reads best on this color (6.54:1).
About this color
#878EB2 is a medium-light, muted blue. In OKLCH its lightness is 65%, its chroma 0.054 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.027 away. Black text reads best on it, at 6.54:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.54:1 |
| White text | 3.20:1 |
Values
| HEX | #878EB2 |
| RGB | rgb(135, 142, 178) |
| HSL | hsl(230, 22%, 61%) |
| OKLCH | oklch(65.4% 0.054 276.2) |
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 #878EB2 | 3.20:1 | AA large text | Lc -64.7 | Content text, not long reading |
| Black text on #878EB2 | 6.54:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #878EB2 text on white | 3.20:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #878EB2 text on black | 6.54:1 | AA | Lc -42.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E3
oklch(88.4% 0.015 277.8)
-
Step 300
300
#BCC0D2
oklch(81% 0.026 275.8)
-
Step 400
400
#999FBC
oklch(70.7% 0.043 276)
-
Step 500
500 (this color)
#878EB2
oklch(65.4% 0.054 276.2)
-
Step 600
600
#6A7196
oklch(55.7% 0.058 276)
-
Step 700
700
#585E80
oklch(49% 0.055 276.4)
-
Step 800
800
#484D68
oklch(42.7% 0.045 276.2)
-
Step 900
900
#3C4055
oklch(37.7% 0.036 276.1)
-
Step 950
950
#232632
oklch(27.1% 0.023 273.8)
#878EB2 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) | #8491B4 | 0.008 |
| Deuteranopia (no green cones) | #818EB1 | 0.009 |
| Tritanopia (no blue cones) | #7D959A | 0.049 |
| Achromatopsia (no color) | #909090 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #878EB2
#878EB2
oklch(65.4% 0.054 276.2)
- #9A916B
#9A916B
oklch(65.5% 0.054 96.4)
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 #878EB2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.027
- Blue Grey #758DA3 ΔE 0.035
- Cool Gray #8D99AE ΔE 0.035
- Light Slate Gray #778899 ΔE 0.046
- Faded Blue #658CBB ΔE 0.046
- Heather #A484AC ΔE 0.047
- Lavender Gray #7E7F9A ΔE 0.051
- Bluey Grey #89A0B0 ΔE 0.052
Use #878EB2 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.