#81829F
Closest named color: Lavender Gray (#7E7F9A). oklch(61.6% 0.044 283.5), rgb(129, 130, 159).
Aa
Black text reads best on this color (5.62:1).
About this color
#81829F is a medium-dark, muted purple. In OKLCH its lightness is 62%, its chroma 0.044 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.011 away. Black text reads best on it, at 5.62:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #81829F |
| RGB | rgb(129, 130, 159) |
| HSL | hsl(238, 14%, 56%) |
| OKLCH | oklch(61.6% 0.044 283.5) |
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 #81829F | 3.73:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #81829F | 5.62:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #81829F text on white | 3.73:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #81829F text on black | 5.62:1 | AA | Lc -36.8 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9EE
oklch(93.5% 0.007 286.3)
-
Step 200
200
#D8D8E1
oklch(88.5% 0.012 286.1)
-
Step 300
300
#BEBFCE
oklch(80.8% 0.021 282.9)
-
Step 400
400
#9D9EB6
oklch(70.6% 0.035 283.6)
-
Step 500
500 (this color)
#81829F
oklch(61.6% 0.044 283.5)
-
Step 600
600
#6F708F
oklch(55.6% 0.048 283.3)
-
Step 700
700
#5D5E79
oklch(49.1% 0.043 283)
-
Step 800
800
#4C4D63
oklch(42.8% 0.036 282.7)
-
Step 900
900
#3F4051
oklch(37.7% 0.029 282.3)
-
Step 950
950
#25252F
oklch(26.9% 0.018 285.1)
#81829F 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) | #7B85A0 | 0.011 |
| Deuteranopia (no green cones) | #7A839E | 0.010 |
| Tritanopia (no blue cones) | #7B878C | 0.038 |
| Achromatopsia (no color) | #848484 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81829F
#81829F
oklch(61.6% 0.044 283.5)
- #898768
#898768
oklch(61.7% 0.045 104.6)
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 #81829F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.011
- Light Slate Gray #778899 ΔE 0.025
- Steel #738595 ΔE 0.028
- Silver Lake Blue #778DA9 ΔE 0.031
- Purpley Grey #947E94 ΔE 0.031
- Blue Grey #758DA3 ΔE 0.032
- Slate Gray #708090 ΔE 0.035
- Steel Grey #6F828A ΔE 0.043
Use #81829F 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.