#686378
Closest named color: Dim Gray (#696969). oklch(51.2% 0.033 296.1), rgb(104, 99, 120).
Aa
White text reads best on this color (5.76:1).
About this color
#686378 is a medium-dark, muted purple. In OKLCH its lightness is 51%, its chroma 0.033 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dim Gray (#696969), ΔE 0.034 away. White text reads best on it, at 5.76:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.64:1 |
| White text | 5.76:1 |
Values
| HEX | #686378 |
| RGB | rgb(104, 99, 120) |
| HSL | hsl(254, 10%, 43%) |
| OKLCH | oklch(51.2% 0.033 296.1) |
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 #686378 | 5.76:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #686378 | 3.64:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #686378 text on white | 5.76:1 | AA | Lc 78.8 | Fine for body text |
| #686378 text on black | 3.64:1 | AA large text | Lc -23.0 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#D9D8DE
oklch(88.5% 0.008 293.9)
-
Step 300
300
#C1BFCA
oklch(81% 0.015 294.4)
-
Step 400
400
#A29EAF
oklch(70.8% 0.025 296.5)
-
Step 500
500
#8B869C
oklch(63.2% 0.033 295.9)
-
Step 600
600
#756F86
oklch(55.5% 0.036 297.2)
-
Step 700
700 (this color)
#686378
oklch(51.2% 0.033 296.1)
-
Step 800
800
#504C5D
oklch(42.7% 0.028 296)
-
Step 900
900
#423F4C
oklch(37.6% 0.022 295.9)
-
Step 950
950
#27252C
oklch(27% 0.013 298.6)
#686378 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) | #5F6679 | 0.015 |
| Deuteranopia (no green cones) | #5F6677 | 0.016 |
| Tritanopia (no blue cones) | #65666A | 0.027 |
| Achromatopsia (no color) | #666666 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686378
#686378
oklch(51.2% 0.033 296.1)
- #656954
#656954
oklch(51.1% 0.032 116.3)
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 #686378, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.034
- Slate #516572 ΔE 0.036
- Dusty Grape #545775 ΔE 0.050
- Dusty Purple #825F87 ΔE 0.052
- Battleship Gray #6C757D ΔE 0.053
- Muted Purple #805B87 ΔE 0.054
- Dull Purple #84597E ΔE 0.055
- Metallic Blue #4F738E ΔE 0.055
Use #686378 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.