#686C5F
Closest named color: Dim Gray (#696969). oklch(52.4% 0.02 121), rgb(104, 108, 95).
Aa
White text reads best on this color (5.38:1).
About this color
#686C5F is a medium-dark close to neutral grey. In OKLCH its lightness is 52%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.021 away. White text reads best on it, at 5.38:1.
| Hue family | Neutrals |
| Lightness | medium-dark (52%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.89:1 |
| White text | 5.38:1 |
Values
| HEX | #686C5F |
| RGB | rgb(104, 108, 95) |
| HSL | hsl(78, 6%, 40%) |
| OKLCH | oklch(52.4% 0.02 121) |
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 #686C5F | 5.38:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #686C5F | 3.89:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #686C5F text on white | 5.38:1 | AA | Lc 76.9 | Fine for body text |
| #686C5F text on black | 3.89:1 | AA large text | Lc -24.9 | 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 600.
-
Step 50
50
#F5F5F5
oklch(97% 0 0)
-
Step 100
100
#E9EAE8
oklch(93.6% 0.003 128.5)
-
Step 200
200
#D8DAD6
oklch(88.6% 0.006 128.5)
-
Step 300
300
#BFC2BB
oklch(81% 0.01 125.7)
-
Step 400
400
#9FA298
oklch(70.7% 0.015 120.4)
-
Step 500
500
#878B7F
oklch(63% 0.018 122)
-
Step 600
600 (this color)
#686C5F
oklch(52.4% 0.02 121)
-
Step 700
700
#5F6357
oklch(49.2% 0.019 122.1)
-
Step 800
800
#4D5047
oklch(42.6% 0.015 122.1)
-
Step 900
900
#40433B
oklch(37.7% 0.014 123.8)
-
Step 950
950
#262723
oklch(27% 0.007 118.3)
#686C5F 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) | #6E6A5E | 0.010 |
| Deuteranopia (no green cones) | #6D6A5F | 0.009 |
| Tritanopia (no blue cones) | #696B68 | 0.016 |
| Achromatopsia (no color) | #6A6A6A | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686C5F
#686C5F
oklch(52.4% 0.02 121)
- #6C6774
#6C6774
oklch(52.3% 0.021 303.1)
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 #686C5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.021
- Dark Taupe #7F684E ΔE 0.040
- Grey Brown #7F7053 ΔE 0.043
- Battleship Gray #6C757D ΔE 0.047
- Slate #516572 ΔE 0.053
- Dull Brown #876E4B ΔE 0.056
- Dark Moss Green #606C38 ΔE 0.058
- Dirt Brown #836539 ΔE 0.059
Use #686C5F 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.