#6B645B
Closest named color: Dim Gray (#696969). oklch(50.7% 0.017 74.3), rgb(107, 100, 91).
Aa
White text reads best on this color (5.83:1).
About this color
#6B645B is a medium-dark close to neutral grey. In OKLCH its lightness is 51%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.022 away. White text reads best on it, at 5.83:1.
| Hue family | Neutrals |
| Lightness | medium-dark (51%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.59:1 |
| White text | 5.83:1 |
Values
| HEX | #6B645B |
| RGB | rgb(107, 100, 91) |
| HSL | hsl(34, 8%, 39%) |
| OKLCH | oklch(50.7% 0.017 74.3) |
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 #6B645B | 5.83:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #6B645B | 3.59:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #6B645B text on white | 5.83:1 | AA | Lc 79.2 | Fine for body text |
| #6B645B text on black | 3.59:1 | AA large text | Lc -22.6 | 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
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#EBE9E8
oklch(93.5% 0.003 48.7)
-
Step 200
200
#DBD9D6
oklch(88.6% 0.005 78.3)
-
Step 300
300
#C4C0BB
oklch(81% 0.008 73.7)
-
Step 400
400
#A5A098
oklch(70.8% 0.013 79.8)
-
Step 500
500
#90887F
oklch(63.1% 0.016 70.8)
-
Step 600
600
#7A7268
oklch(55.6% 0.018 73.5)
-
Step 700
700 (this color)
#6B645B
oklch(50.7% 0.017 74.3)
-
Step 800
800
#544E47
oklch(42.7% 0.014 71.7)
-
Step 900
900
#45413B
oklch(37.7% 0.011 78.2)
-
Step 950
950
#282623
oklch(27% 0.006 78.2)
#6B645B 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) | #67645A | 0.007 |
| Deuteranopia (no green cones) | #68665B | 0.007 |
| Tritanopia (no blue cones) | #6E6261 | 0.014 |
| Achromatopsia (no color) | #656565 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B645B
#6B645B
oklch(50.7% 0.017 74.3)
- #5F666F
#5F666F
oklch(50.7% 0.017 254.7)
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 #6B645B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.022
- Dark Taupe #7F684E ΔE 0.041
- Slate #516572 ΔE 0.049
- Cocoa #875F42 ΔE 0.054
- Grey Brown #7F7053 ΔE 0.054
- Dirt Brown #836539 ΔE 0.059
- Battleship Gray #6C757D ΔE 0.060
- Dull Brown #876E4B ΔE 0.063
Use #6B645B 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.