#675B99
Closest named color: Dusky Blue (#475F94). oklch(51% 0.097 291.5), rgb(103, 91, 153).
Aa
White text reads best on this color (5.94:1).
About this color
#675B99 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 51%, its chroma 0.097 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.048 away. White text reads best on it, at 5.94:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.53:1 |
| White text | 5.94:1 |
Values
| HEX | #675B99 |
| RGB | rgb(103, 91, 153) |
| HSL | hsl(252, 25%, 48%) |
| OKLCH | oklch(51% 0.097 291.5) |
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 #675B99 | 5.94:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #675B99 | 3.53:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #675B99 text on white | 5.94:1 | AA | Lc 79.6 | Fine for body text |
| #675B99 text on black | 3.53:1 | AA large text | Lc -22.2 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#EAE8F2
oklch(93.5% 0.014 295.3)
-
Step 200
200
#D9D6E9
oklch(88.4% 0.026 293.1)
-
Step 300
300
#C0BCDD
oklch(80.9% 0.046 290.9)
-
Step 400
400
#A199CC
oklch(70.8% 0.074 291.6)
-
Step 500
500
#8A7FBF
oklch(63.2% 0.095 291.3)
-
Step 600
600
#7467AB
oklch(55.5% 0.104 291.4)
-
Step 700
700 (this color)
#675B99
oklch(51% 0.097 291.5)
-
Step 800
800
#504677
oklch(42.7% 0.08 292)
-
Step 900
900
#423B60
oklch(37.6% 0.063 291.8)
-
Step 950
950
#272338
oklch(27.1% 0.039 292.3)
#675B99 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) | #48659B | 0.048 |
| Deuteranopia (no green cones) | #496297 | 0.046 |
| Tritanopia (no blue cones) | #5B6672 | 0.081 |
| Achromatopsia (no color) | #646464 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #675B99
#675B99
oklch(51% 0.097 291.5)
- #686B1F
#686B1F
oklch(51% 0.097 111.6)
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 #675B99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.048
- Muted Purple #805B87 ΔE 0.051
- Twilight #4E518B ΔE 0.054
- Dusty Purple #825F87 ΔE 0.057
- Dusk #4E5481 ΔE 0.058
- Dark Lavender #856798 ΔE 0.063
- French Blue #436BAD ΔE 0.063
- Denim Blue #3B5B92 ΔE 0.063
Use #675B99 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.