#858491
Closest named color: Light Slate Gray (#778899). oklch(61.9% 0.019 289.4), rgb(133, 132, 145).
Aa
Black text reads best on this color (5.70:1).
About this color
#858491 is a medium-dark close to neutral grey. In OKLCH its lightness is 62%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.022 away. Black text reads best on it, at 5.70:1.
| Hue family | Neutrals |
| Lightness | medium-dark (62%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.70:1 |
| White text | 3.67:1 |
Values
| HEX | #858491 |
| RGB | rgb(133, 132, 145) |
| HSL | hsl(245, 6%, 54%) |
| OKLCH | oklch(61.9% 0.019 289.4) |
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 #858491 | 3.67:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #858491 | 5.70:1 | AA | Lc 39.7 | Non-text elements, placeholder text |
| #858491 text on white | 3.67:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #858491 text on black | 5.70:1 | AA | Lc -37.3 | 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
#EAE9EB
oklch(93.5% 0.003 308.4)
-
Step 200
200
#D9D8DC
oklch(88.4% 0.006 297.7)
-
Step 300
300
#C0C0C6
oklch(81% 0.008 286.2)
-
Step 400
400
#A09FAA
oklch(70.7% 0.016 290.2)
-
Step 500
500 (this color)
#858491
oklch(61.9% 0.019 289.4)
-
Step 600
600
#73717F
oklch(55.5% 0.022 292.2)
-
Step 700
700
#605F6B
oklch(49.1% 0.019 289.5)
-
Step 800
800
#4E4E58
oklch(42.8% 0.016 285.7)
-
Step 900
900
#414148
oklch(37.8% 0.012 285.8)
-
Step 950
950
#26262A
oklch(27% 0.007 285.9)
#858491 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) | #818592 | 0.006 |
| Deuteranopia (no green cones) | #818591 | 0.006 |
| Tritanopia (no blue cones) | #838688 | 0.017 |
| Achromatopsia (no color) | #858585 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #858491
#858491
oklch(61.9% 0.019 289.4)
- #86877A
#86877A
oklch(61.9% 0.019 110.5)
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 #858491, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.022
- Steel #738595 ΔE 0.025
- Lavender Gray #7E7F9A ΔE 0.025
- Gray #808080 ΔE 0.027
- Purpley Grey #947E94 ΔE 0.029
- Slate Gray #708090 ΔE 0.033
- Steel Grey #6F828A ΔE 0.034
- Medium Grey #7D7F7C ΔE 0.034
Use #858491 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.