#685FA9
Closest named color: Iris (#6258C4). oklch(52.8% 0.114 287.4), rgb(104, 95, 169).
Aa
White text reads best on this color (5.52:1).
About this color
#685FA9 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 53%, its chroma 0.114 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.050 away. White text reads best on it, at 5.52:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.79:1 |
| White text | 5.52:1 |
Values
| HEX | #685FA9 |
| RGB | rgb(104, 95, 169) |
| HSL | hsl(247, 30%, 52%) |
| OKLCH | oklch(52.8% 0.114 287.4) |
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 #685FA9 | 5.52:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #685FA9 | 3.79:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #685FA9 text on white | 5.52:1 | AA | Lc 77.5 | Fine for body text |
| #685FA9 text on black | 3.79:1 | AA large text | Lc -24.3 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E9F4
oklch(93.7% 0.015 286.1)
-
Step 200
200
#D7D7EC
oklch(88.6% 0.029 285.8)
-
Step 300
300
#BEBCE1
oklch(80.9% 0.052 287.7)
-
Step 400
400
#9D99D2
oklch(70.7% 0.083 287.3)
-
Step 500
500
#867FC6
oklch(63.2% 0.105 287.5)
-
Step 600
600 (this color)
#685FA9
oklch(52.8% 0.114 287.4)
-
Step 700
700
#5E5699
oklch(49.2% 0.105 287.4)
-
Step 800
800
#4D467C
oklch(42.7% 0.088 288)
-
Step 900
900
#403B64
oklch(37.7% 0.069 288.2)
-
Step 950
950
#25233A
oklch(27% 0.042 287.2)
#685FA9 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) | #456AAC | 0.051 |
| Deuteranopia (no green cones) | #4567A7 | 0.050 |
| Tritanopia (no blue cones) | #566D7C | 0.095 |
| Achromatopsia (no color) | #696969 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #685FA9
#685FA9
oklch(52.8% 0.114 287.4)
- #736F00
#736F00
oklch(52.8% 0.113 107.2)
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 #685FA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.050
- French Blue #436BAD ΔE 0.054
- Dusky Blue #475F94 ΔE 0.059
- Slate Blue #6A5ACD ΔE 0.060
- Dark Lavender #856798 ΔE 0.062
- Dark Periwinkle #665FD1 ΔE 0.063
- Light Indigo #6D5ACF ΔE 0.063
- Muted Purple #805B87 ΔE 0.065
Use #685FA9 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.