#8288A3
Closest named color: Silver Lake Blue (#778DA9). oklch(63.1% 0.041 275.3), rgb(130, 136, 163).
Aa
Black text reads best on this color (5.99:1).
About this color
#8288A3 is a medium-light, muted blue. In OKLCH its lightness is 63%, its chroma 0.041 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.019 away. Black text reads best on it, at 5.99:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #8288A3 |
| RGB | rgb(130, 136, 163) |
| HSL | hsl(229, 15%, 57%) |
| OKLCH | oklch(63.1% 0.041 275.3) |
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 #8288A3 | 3.50:1 | AA large text | Lc -68.1 | Content text, not long reading |
| Black text on #8288A3 | 5.99:1 | AA | Lc 41.5 | Non-text elements, placeholder text |
| #8288A3 text on white | 3.50:1 | AA large text | Lc 62.6 | Content text, not long reading |
| #8288A3 text on black | 5.99:1 | AA | Lc -39.1 | 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
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D7D9E1
oklch(88.6% 0.011 274.9)
-
Step 300
300
#BDC0CE
oklch(81% 0.02 276.3)
-
Step 400
400
#9A9FB5
oklch(70.6% 0.033 275.4)
-
Step 500
500 (this color)
#8288A3
oklch(63.1% 0.041 275.3)
-
Step 600
600
#6B728E
oklch(55.7% 0.044 273.9)
-
Step 700
700
#5A5F79
oklch(49.1% 0.042 276.2)
-
Step 800
800
#494E62
oklch(42.7% 0.034 273.9)
-
Step 900
900
#3D4150
oklch(37.8% 0.026 273.4)
-
Step 950
950
#24262F
oklch(27% 0.017 275.4)
#8288A3 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) | #818AA4 | 0.005 |
| Deuteranopia (no green cones) | #7E88A2 | 0.006 |
| Tritanopia (no blue cones) | #7A8D91 | 0.037 |
| Achromatopsia (no color) | #898989 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8288A3
#8288A3
oklch(63.1% 0.041 275.3)
- #918A6E
#918A6E
oklch(63.2% 0.041 95.6)
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 #8288A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.019
- Blue Grey #758DA3 ΔE 0.021
- Light Slate Gray #778899 ΔE 0.023
- Lavender Gray #7E7F9A ΔE 0.027
- Steel #738595 ΔE 0.031
- Purpley Grey #947E94 ΔE 0.037
- Slate Gray #708090 ΔE 0.043
- Faded Blue #658CBB ΔE 0.048
Use #8288A3 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.