#8189AC
Closest named color: Silver Lake Blue (#778DA9). oklch(63.6% 0.053 274.7), rgb(129, 137, 172).
Aa
Black text reads best on this color (6.10:1).
About this color
#8189AC is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.053 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.018 away. Black text reads best on it, at 6.10:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.10:1 |
| White text | 3.43:1 |
Values
| HEX | #8189AC |
| RGB | rgb(129, 137, 172) |
| HSL | hsl(229, 21%, 59%) |
| OKLCH | oklch(63.6% 0.053 274.7) |
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 #8189AC | 3.43:1 | AA large text | Lc -67.4 | Content text, not long reading |
| Black text on #8189AC | 6.10:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #8189AC text on white | 3.43:1 | AA large text | Lc 61.9 | Content text, not long reading |
| #8189AC text on black | 6.10:1 | AA | Lc -39.8 | 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
#D6D9E3
oklch(88.6% 0.014 272.7)
-
Step 300
300
#BBC0D2
oklch(80.9% 0.026 273.4)
-
Step 400
400
#989FBB
oklch(70.6% 0.042 274.2)
-
Step 500
500 (this color)
#8189AC
oklch(63.6% 0.053 274.7)
-
Step 600
600
#697196
oklch(55.6% 0.058 274.9)
-
Step 700
700
#575F80
oklch(49.2% 0.054 273.7)
-
Step 800
800
#474D68
oklch(42.6% 0.046 274.6)
-
Step 900
900
#3C4054
oklch(37.6% 0.035 275.8)
-
Step 950
950
#232631
oklch(27% 0.021 273)
#8189AC 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) | #7F8CAE | 0.008 |
| Deuteranopia (no green cones) | #7C89AB | 0.007 |
| Tritanopia (no blue cones) | #768F95 | 0.047 |
| Achromatopsia (no color) | #8A8A8A | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8189AC
#8189AC
oklch(63.6% 0.053 274.7)
- #958B66
#958B66
oklch(63.6% 0.053 94.8)
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 #8189AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.018
- Blue Grey #758DA3 ΔE 0.026
- Light Slate Gray #778899 ΔE 0.033
- Lavender Gray #7E7F9A ΔE 0.034
- Faded Blue #658CBB ΔE 0.039
- Steel #738595 ΔE 0.041
- Purpley Grey #947E94 ΔE 0.045
- Cool Gray #8D99AE ΔE 0.049
Use #8189AC 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.