#817F97
Closest named color: Lavender Gray (#7E7F9A). oklch(60.7% 0.036 289.1), rgb(129, 127, 151).
Aa
Black text reads best on this color (5.41:1).
About this color
#817F97 is a medium-dark, muted purple. In OKLCH its lightness is 61%, its chroma 0.036 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.006 away. Black text reads best on it, at 5.41:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #817F97 |
| RGB | rgb(129, 127, 151) |
| HSL | hsl(245, 10%, 55%) |
| OKLCH | oklch(60.7% 0.036 289.1) |
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 #817F97 | 3.87:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #817F97 | 5.41:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #817F97 text on white | 3.87:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #817F97 text on black | 5.41:1 | AA | Lc -35.4 | 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
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D9D8DF
oklch(88.5% 0.01 292.8)
-
Step 300
300
#C0BFCC
oklch(80.9% 0.018 289.5)
-
Step 400
400
#A09EB2
oklch(70.7% 0.029 290.2)
-
Step 500
500 (this color)
#817F97
oklch(60.7% 0.036 289.1)
-
Step 600
600
#727089
oklch(55.6% 0.038 288.7)
-
Step 700
700
#605E75
oklch(49.2% 0.037 289)
-
Step 800
800
#4E4C5F
oklch(42.6% 0.031 289.8)
-
Step 900
900
#41404E
oklch(37.8% 0.024 288.5)
-
Step 950
950
#26252D
oklch(26.9% 0.015 291.1)
#817F97 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) | #7A8298 | 0.012 |
| Deuteranopia (no green cones) | #798196 | 0.013 |
| Tritanopia (no blue cones) | #7D8387 | 0.031 |
| Achromatopsia (no color) | #818181 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #817F97
#817F97
oklch(60.7% 0.036 289.1)
- #83846B
#83846B
oklch(60.5% 0.036 109.3)
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 #817F97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.006
- Steel #738595 ΔE 0.026
- Light Slate Gray #778899 ΔE 0.027
- Slate Gray #708090 ΔE 0.028
- Purpley Grey #947E94 ΔE 0.029
- Steel Grey #6F828A ΔE 0.036
- Gray #808080 ΔE 0.037
- Blue Grey #758DA3 ΔE 0.039
Use #817F97 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.