#C173CF
Closest named color: Orchid (#DA70D6). oklch(67.4% 0.155 321.3), rgb(193, 115, 207).
Aa
Black text reads best on this color (6.62:1).
About this color
#C173CF is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.155 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Orchid (#DA70D6), ΔE 0.045 away. Black text reads best on it, at 6.62:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Orchid (#DA70D6) |
| Black text | 6.62:1 |
| White text | 3.17:1 |
Values
| HEX | #C173CF |
| RGB | rgb(193, 115, 207) |
| HSL | hsl(291, 49%, 63%) |
| OKLCH | oklch(67.4% 0.155 321.3) |
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 #C173CF | 3.17:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #C173CF | 6.62:1 | AA | Lc 45.5 | Large or bold text, headings |
| #C173CF text on white | 3.17:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #C173CF text on black | 6.62:1 | AA | Lc -43.2 | 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 400.
-
Step 50
50
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F3E4F5
oklch(93.6% 0.028 322.2)
-
Step 200
200
#EACEEF
oklch(88.5% 0.054 321.1)
-
Step 300
300
#DEACE7
oklch(80.9% 0.098 321.2)
-
Step 400
400 (this color)
#C173CF
oklch(67.4% 0.155 321.3)
-
Step 500
500
#BD57D0
oklch(63% 0.198 321.1)
-
Step 600
600
#A936BD
oklch(55.6% 0.216 321.3)
-
Step 700
700
#9127A3
oklch(49.2% 0.2 321.3)
-
Step 800
800
#762384
oklch(42.8% 0.166 321.5)
-
Step 900
900
#5F236A
oklch(37.7% 0.13 321.1)
-
Step 950
950
#38163E
oklch(27% 0.082 321.4)
#C173CF 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) | #668BD2 | 0.141 |
| Deuteranopia (no green cones) | #7C94CC | 0.127 |
| Tritanopia (no blue cones) | #C37E97 | 0.096 |
| Achromatopsia (no color) | #919191 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C173CF
#C173CF
oklch(67.4% 0.155 321.3)
- #5AAD4E
#5AAD4E
oklch(67.3% 0.155 141.2)
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 #C173CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orchid #DA70D6 ΔE 0.045
- Wisteria #A87DC2 ΔE 0.052
- Light Purple #BF77F6 ΔE 0.057
- Soft Purple #A66FB5 ΔE 0.061
- Pale Magenta #D767AD ΔE 0.063
- Light Urple #B36FF6 ΔE 0.066
- Lavender Pink #DD85D7 ΔE 0.067
- Medium Orchid #BA55D3 ΔE 0.068
Use #C173CF 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.