#7173BC
Closest named color: Deep Lilac (#966EBD). oklch(58.6% 0.111 281.2), rgb(113, 115, 188).
Aa
Black text reads best on this color (4.88:1).
About this color
#7173BC is a medium-dark, moderately saturated purple. In OKLCH its lightness is 59%, its chroma 0.111 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Lilac (#966EBD), ΔE 0.058 away. Black text reads best on it, at 4.88:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Deep Lilac (#966EBD) |
| Black text | 4.88:1 |
| White text | 4.30:1 |
Values
| HEX | #7173BC |
| RGB | rgb(113, 115, 188) |
| HSL | hsl(238, 36%, 59%) |
| OKLCH | oklch(58.6% 0.111 281.2) |
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 #7173BC | 4.30:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #7173BC | 4.88:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #7173BC text on white | 4.30:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #7173BC text on black | 4.88:1 | AA | Lc -32.0 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D5D7EC
oklch(88.4% 0.029 281.5)
-
Step 300
300
#BABDE1
oklch(80.8% 0.051 281.4)
-
Step 400
400
#979BD2
oklch(70.7% 0.08 280.9)
-
Step 500
500
#7F82C6
oklch(63.2% 0.102 281.1)
-
Step 600
600 (this color)
#7173BC
oklch(58.6% 0.111 281.2)
-
Step 700
700
#575899
oklch(49% 0.103 281.2)
-
Step 800
800
#47487C
oklch(42.6% 0.085 281.3)
-
Step 900
900
#3C3D64
oklch(37.8% 0.066 281.6)
-
Step 950
950
#23243B
oklch(27.1% 0.043 281.2)
#7173BC 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) | #5A7DBF | 0.037 |
| Deuteranopia (no green cones) | #5677BA | 0.036 |
| Tritanopia (no blue cones) | #5B818E | 0.097 |
| Achromatopsia (no color) | #7A7A7A | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7173BC
#7173BC
oklch(58.6% 0.111 281.2)
- #8A7D1F
#8A7D1F
oklch(58.5% 0.111 101.1)
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 #7173BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lilac #966EBD ΔE 0.058
- Dark Lavender #856798 ΔE 0.063
- Cool Blue #4984B8 ΔE 0.064
- Off Blue #5684AE ΔE 0.064
- Deep Lavender #8D5EB7 ΔE 0.064
- Windows Blue #3778BF ΔE 0.065
- Steel Blue #4682B4 ΔE 0.065
- Dusty Blue #5A86AD ΔE 0.068
Use #7173BC 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.