#817E9A
Closest named color: Lavender Gray (#7E7F9A). oklch(60.6% 0.042 290), rgb(129, 126, 154).
Aa
Black text reads best on this color (5.38:1).
About this color
#817E9A is a medium-dark, muted purple. In OKLCH its lightness is 61%, its chroma 0.042 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.005 away. Black text reads best on it, at 5.38:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.38:1 |
| White text | 3.90:1 |
Values
| HEX | #817E9A |
| RGB | rgb(129, 126, 154) |
| HSL | hsl(246, 12%, 55%) |
| OKLCH | oklch(60.6% 0.042 290) |
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 #817E9A | 3.90:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #817E9A | 5.38:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #817E9A text on white | 3.90:1 | AA large text | Lc 66.4 | Content text, not long reading |
| #817E9A text on black | 5.38:1 | AA | Lc -35.2 | 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
#D9D8E0
oklch(88.5% 0.011 291.9)
-
Step 300
300
#C0BFCD
oklch(81% 0.02 289.2)
-
Step 400
400
#A09EB4
oklch(70.8% 0.032 289.7)
-
Step 500
500 (this color)
#817E9A
oklch(60.6% 0.042 290)
-
Step 600
600
#726F8D
oklch(55.5% 0.046 289.4)
-
Step 700
700
#605D78
oklch(49.1% 0.043 289.8)
-
Step 800
800
#4E4C61
oklch(42.7% 0.035 289.2)
-
Step 900
900
#413F50
oklch(37.6% 0.029 290.3)
-
Step 950
950
#26252F
oklch(27% 0.018 289.7)
#817E9A 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) | #78819B | 0.014 |
| Deuteranopia (no green cones) | #788099 | 0.014 |
| Tritanopia (no blue cones) | #7C8287 | 0.036 |
| Achromatopsia (no color) | #818181 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #817E9A
#817E9A
oklch(60.6% 0.042 290)
- #838467
#838467
oklch(60.5% 0.042 109.2)
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 #817E9A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.005
- Steel #738595 ΔE 0.030
- Purpley Grey #947E94 ΔE 0.030
- Slate Gray #708090 ΔE 0.031
- Light Slate Gray #778899 ΔE 0.031
- Steel Grey #6F828A ΔE 0.041
- Blue Grey #758DA3 ΔE 0.042
- Silver Lake Blue #778DA9 ΔE 0.042
Use #817E9A 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.