#646154
Closest named color: Dim Gray (#696969). oklch(49.1% 0.02 96.4), rgb(100, 97, 84).
Aa
White text reads best on this color (6.21:1).
About this color
#646154 is a medium-dark close to neutral grey. In OKLCH its lightness is 49%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.036 away. White text reads best on it, at 6.21:1.
| Hue family | Neutrals |
| Lightness | medium-dark (49%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.37:1 |
| White text | 6.21:1 |
Values
| HEX | #646154 |
| RGB | rgb(100, 97, 84) |
| HSL | hsl(49, 9%, 36%) |
| OKLCH | oklch(49.1% 0.02 96.4) |
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 #646154 | 6.21:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #646154 | 3.37:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #646154 text on white | 6.21:1 | AA | Lc 81.0 | Fine for body text |
| #646154 text on black | 3.37:1 | AA large text | Lc -20.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EAEAE8
oklch(93.6% 0.003 106.5)
-
Step 200
200
#DAD9D5
oklch(88.5% 0.006 95.1)
-
Step 300
300
#C2C1BA
oklch(81% 0.01 100)
-
Step 400
400
#A3A196
oklch(70.7% 0.016 98.4)
-
Step 500
500
#8D8A7C
oklch(63.2% 0.021 97)
-
Step 600
600
#777465
oklch(55.7% 0.023 97.8)
-
Step 700
700 (this color)
#646154
oklch(49.1% 0.02 96.4)
-
Step 800
800
#524F45
oklch(42.7% 0.017 93.2)
-
Step 900
900
#43423A
oklch(37.7% 0.013 101.2)
-
Step 950
950
#282622
oklch(26.9% 0.008 84.6)
#646154 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) | #646053 | 0.003 |
| Deuteranopia (no green cones) | #656154 | 0.002 |
| Tritanopia (no blue cones) | #675F5D | 0.018 |
| Achromatopsia (no color) | #616161 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #646154
#646154
oklch(49.1% 0.02 96.4)
- #5D606D
#5D606D
oklch(49.1% 0.021 275.3)
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 #646154, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.036
- Slate #516572 ΔE 0.050
- Dark Taupe #7F684E ΔE 0.052
- Dark Moss Green #606C38 ΔE 0.060
- Cocoa #875F42 ΔE 0.061
- Dirt Brown #836539 ΔE 0.064
- Grey Brown #7F7053 ΔE 0.066
- Mud #735C12 ΔE 0.072
Use #646154 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.