#8583B6
Closest named color: Silver Lake Blue (#778DA9). oklch(63.1% 0.076 285.8), rgb(133, 131, 182).
Aa
Black text reads best on this color (5.91:1).
About this color
#8583B6 is a medium-light, moderately saturated purple. In OKLCH its lightness is 63%, its chroma 0.076 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.043 away. Black text reads best on it, at 5.91:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 5.91:1 |
| White text | 3.54:1 |
Values
| HEX | #8583B6 |
| RGB | rgb(133, 131, 182) |
| HSL | hsl(242, 26%, 61%) |
| OKLCH | oklch(63.1% 0.076 285.8) |
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 #8583B6 | 3.54:1 | AA large text | Lc -68.5 | Content text, not long reading |
| Black text on #8583B6 | 5.91:1 | AA | Lc 41.0 | Non-text elements, placeholder text |
| #8583B6 text on white | 3.54:1 | AA large text | Lc 63.0 | Content text, not long reading |
| #8583B6 text on black | 5.91:1 | AA | Lc -38.6 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F1
oklch(93.6% 0.011 286.2)
-
Step 200
200
#D7D7E7
oklch(88.4% 0.022 285.9)
-
Step 300
300
#BEBED8
oklch(81% 0.036 285.6)
-
Step 400
400
#9D9CC5
oklch(70.8% 0.059 285.9)
-
Step 500
500 (this color)
#8583B6
oklch(63.1% 0.076 285.8)
-
Step 600
600
#6F6CA2
oklch(55.6% 0.083 285.9)
-
Step 700
700
#5D5A8B
oklch(49.1% 0.078 286)
-
Step 800
800
#4C4A70
oklch(42.8% 0.062 285.8)
-
Step 900
900
#3F3E5B
oklch(37.8% 0.049 285.4)
-
Step 950
950
#252435
oklch(26.9% 0.031 286.8)
#8583B6 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) | #7589B8 | 0.025 |
| Deuteranopia (no green cones) | #7487B5 | 0.025 |
| Tritanopia (no blue cones) | #7A8C95 | 0.066 |
| Achromatopsia (no color) | #888888 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8583B6
#8583B6
oklch(63.1% 0.076 285.8)
- #8F8D55
#8F8D55
oklch(63.2% 0.077 106.6)
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 #8583B6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.043
- Lavender Gray #7E7F9A ΔE 0.044
- Faded Blue #658CBB ΔE 0.045
- Heather #A484AC ΔE 0.050
- Blue Grey #758DA3 ΔE 0.051
- Purpley Grey #947E94 ΔE 0.053
- Light Slate Gray #778899 ΔE 0.055
- Dusty Blue #5A86AD ΔE 0.059
Use #8583B6 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.