#8588A4
Closest named color: Silver Lake Blue (#778DA9). oklch(63.4% 0.042 280.3), rgb(133, 136, 164).
Aa
Black text reads best on this color (6.05:1).
About this color
#8588A4 is a medium-light, muted purple. In OKLCH its lightness is 63%, its chroma 0.042 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.022 away. Black text reads best on it, at 6.05:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.05:1 |
| White text | 3.46:1 |
Values
| HEX | #8588A4 |
| RGB | rgb(133, 136, 164) |
| HSL | hsl(234, 15%, 58%) |
| OKLCH | oklch(63.4% 0.042 280.3) |
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 #8588A4 | 3.46:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #8588A4 | 6.05:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #8588A4 text on white | 3.46:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #8588A4 text on black | 6.05:1 | AA | Lc -39.4 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9EE
oklch(93.5% 0.007 286.3)
-
Step 200
200
#D7D8E1
oklch(88.4% 0.012 281.1)
-
Step 300
300
#BEBFCE
oklch(80.8% 0.021 282.9)
-
Step 400
400
#9C9FB5
oklch(70.7% 0.032 279.4)
-
Step 500
500 (this color)
#8588A4
oklch(63.4% 0.042 280.3)
-
Step 600
600
#6E718E
oklch(55.7% 0.045 280.2)
-
Step 700
700
#5C5E79
oklch(49.1% 0.043 281.4)
-
Step 800
800
#4B4D62
oklch(42.7% 0.035 280.5)
-
Step 900
900
#3E4050
oklch(37.6% 0.027 279.4)
-
Step 950
950
#25262F
oklch(27.1% 0.017 280.2)
#8588A4 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) | #818BA5 | 0.009 |
| Deuteranopia (no green cones) | #7F89A3 | 0.009 |
| Tritanopia (no blue cones) | #7E8D91 | 0.038 |
| Achromatopsia (no color) | #8A8A8A | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8588A4
#8588A4
oklch(63.4% 0.042 280.3)
- #908B6E
#908B6E
oklch(63.3% 0.042 99.3)
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 #8588A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.022
- Blue Grey #758DA3 ΔE 0.025
- Light Slate Gray #778899 ΔE 0.027
- Lavender Gray #7E7F9A ΔE 0.029
- Purpley Grey #947E94 ΔE 0.035
- Steel #738595 ΔE 0.036
- Slate Gray #708090 ΔE 0.047
- Cool Gray #8D99AE ΔE 0.049
Use #8588A4 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.