#7175B4
Closest named color: Off Blue (#5684AE). oklch(58.5% 0.096 280.2), rgb(113, 117, 180).
Aa
Black text reads best on this color (4.90:1).
About this color
#7175B4 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 59%, its chroma 0.096 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.054 away. Black text reads best on it, at 4.90:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 4.90:1 |
| White text | 4.28:1 |
Values
| HEX | #7175B4 |
| RGB | rgb(113, 117, 180) |
| HSL | hsl(236, 31%, 57%) |
| OKLCH | oklch(58.5% 0.096 280.2) |
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 #7175B4 | 4.28:1 | AA large text | Lc -75.0 | Fine for body text |
| Black text on #7175B4 | 4.90:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #7175B4 text on white | 4.28:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #7175B4 text on black | 4.90:1 | AA | Lc -32.1 | Non-text elements, placeholder text |
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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D6D8E9
oklch(88.6% 0.023 280.6)
-
Step 300
300
#BBBEDD
oklch(80.9% 0.044 281)
-
Step 400
400
#989CCC
oklch(70.7% 0.07 280.7)
-
Step 500
500
#7F83BE
oklch(63% 0.089 280.5)
-
Step 600
600 (this color)
#7175B4
oklch(58.5% 0.096 280.2)
-
Step 700
700
#575A92
oklch(49% 0.089 280.2)
-
Step 800
800
#474A77
oklch(42.7% 0.074 279.8)
-
Step 900
900
#3C3E60
oklch(37.8% 0.058 280.7)
-
Step 950
950
#232438
oklch(26.9% 0.037 281.4)
#7175B4 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) | #617DB7 | 0.028 |
| Deuteranopia (no green cones) | #5D78B2 | 0.028 |
| Tritanopia (no blue cones) | #5E818C | 0.084 |
| Achromatopsia (no color) | #7A7A7A | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7175B4
#7175B4
oklch(58.5% 0.096 280.2)
- #897D32
#897D32
oklch(58.5% 0.096 100.3)
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 #7175B4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.054
- Dark Lavender #856798 ΔE 0.056
- Dusty Blue #5A86AD ΔE 0.057
- Cool Blue #4984B8 ΔE 0.057
- Steel Blue #4682B4 ΔE 0.058
- Lavender Gray #7E7F9A ΔE 0.059
- Deep Lilac #966EBD ΔE 0.061
- Faded Purple #916E99 ΔE 0.062
Use #7175B4 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.