#858D96
Closest named color: Light Slate Gray (#778899). oklch(64% 0.016 251.2), rgb(133, 141, 150).
Aa
Black text reads best on this color (6.24:1).
About this color
#858D96 is a medium-light close to neutral grey. In OKLCH its lightness is 64%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.026 away. Black text reads best on it, at 6.24:1.
| Hue family | Neutrals |
| Lightness | medium-light (64%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #858D96 |
| RGB | rgb(133, 141, 150) |
| HSL | hsl(212, 7%, 55%) |
| OKLCH | oklch(64% 0.016 251.2) |
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 #858D96 | 3.36:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #858D96 | 6.24:1 | AA | Lc 43.0 | Non-text elements, placeholder text |
| #858D96 text on white | 3.36:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #858D96 text on black | 6.24:1 | AA | Lc -40.6 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9EAEB
oklch(93.7% 0.002 247.8)
-
Step 200
200
#D7D9DC
oklch(88.5% 0.005 258.3)
-
Step 300
300
#BDC1C6
oklch(80.9% 0.008 253.9)
-
Step 400
400
#9BA1A9
oklch(70.7% 0.014 255.5)
-
Step 500
500 (this color)
#858D96
oklch(64% 0.016 251.2)
-
Step 600
600
#6C747E
oklch(55.6% 0.018 254)
-
Step 700
700
#5A626A
oklch(49.2% 0.016 248.2)
-
Step 800
800
#4A5056
oklch(42.8% 0.013 248.1)
-
Step 900
900
#3D4247
oklch(37.6% 0.011 248.1)
-
Step 950
950
#24272A
oklch(27.1% 0.007 248.1)
#858D96 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) | #8A8D96 | 0.007 |
| Deuteranopia (no green cones) | #888B96 | 0.007 |
| Tritanopia (no blue cones) | #818F90 | 0.014 |
| Achromatopsia (no color) | #8C8C8C | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #858D96
#858D96
oklch(64% 0.016 251.2)
- #938B82
#938B82
oklch(64.1% 0.016 70.8)
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 #858D96, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.026
- Blue Grey #758DA3 ΔE 0.028
- Silver Lake Blue #778DA9 ΔE 0.033
- Warm Grey #978A84 ΔE 0.034
- Steel #738595 ΔE 0.036
- Gray #808080 ΔE 0.043
- Cool Gray #8D99AE ΔE 0.044
- Lavender Gray #7E7F9A ΔE 0.045
Use #858D96 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.