#818396
Closest named color: Lavender Gray (#7E7F9A). oklch(61.5% 0.029 280.8), rgb(129, 131, 150).
Aa
Black text reads best on this color (5.62:1).
About this color
#818396 is a medium-dark close to neutral grey. In OKLCH its lightness is 61%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.016 away. Black text reads best on it, at 5.62:1.
| Hue family | Neutrals |
| Lightness | medium-dark (61%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #818396 |
| RGB | rgb(129, 131, 150) |
| HSL | hsl(234, 9%, 55%) |
| OKLCH | oklch(61.5% 0.029 280.8) |
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 #818396 | 3.73:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #818396 | 5.62:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #818396 text on white | 3.73:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #818396 text on black | 5.62:1 | AA | Lc -36.7 | 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
#E9E9EC
oklch(93.5% 0.004 286.3)
-
Step 200
200
#D8D9DE
oklch(88.6% 0.007 277.2)
-
Step 300
300
#BFC0CA
oklch(81% 0.014 281.5)
-
Step 400
400
#9E9FAF
oklch(70.7% 0.023 282.9)
-
Step 500
500 (this color)
#818396
oklch(61.5% 0.029 280.8)
-
Step 600
600
#707286
oklch(55.7% 0.031 280.8)
-
Step 700
700
#5D5F71
oklch(49% 0.029 280.3)
-
Step 800
800
#4C4E5C
oklch(42.7% 0.023 278.9)
-
Step 900
900
#3F414C
oklch(37.8% 0.019 277.3)
-
Step 950
950
#25262C
oklch(27% 0.011 278.1)
#818396 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) | #7E8597 | 0.006 |
| Deuteranopia (no green cones) | #7D8395 | 0.006 |
| Tritanopia (no blue cones) | #7D8689 | 0.025 |
| Achromatopsia (no color) | #848484 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #818396
#818396
oklch(61.5% 0.029 280.8)
- #888572
#888572
oklch(61.4% 0.028 99.8)
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 #818396, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.016
- Light Slate Gray #778899 ΔE 0.018
- Steel #738595 ΔE 0.020
- Slate Gray #708090 ΔE 0.028
- Purpley Grey #947E94 ΔE 0.030
- Blue Grey #758DA3 ΔE 0.031
- Gray #808080 ΔE 0.032
- Steel Grey #6F828A ΔE 0.033
Use #818396 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.