#B143CD
Closest named color: Medium Orchid (#BA55D3). oklch(59% 0.217 318.8), rgb(177, 67, 205).
Aa
White text reads best on this color (4.61:1).
About this color
#B143CD is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.217 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.039 away. White text reads best on it, at 4.61:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.217) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.55:1 |
| White text | 4.61:1 |
Values
| HEX | #B143CD |
| RGB | rgb(177, 67, 205) |
| HSL | hsl(288, 58%, 53%) |
| OKLCH | oklch(59% 0.217 318.8) |
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 #B143CD | 4.61:1 | AA | Lc -76.6 | Fine for body text |
| Black text on #B143CD | 4.55:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #B143CD text on white | 4.61:1 | AA | Lc 71.2 | Content text, not long reading |
| #B143CD text on black | 4.55:1 | AA | Lc -30.5 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F2E4F6
oklch(93.5% 0.028 318.7)
-
Step 200
200
#E9CEF1
oklch(88.5% 0.055 318.4)
-
Step 300
300
#DCADE9
oklch(81% 0.097 318.8)
-
Step 400
400
#C97EDE
oklch(70.7% 0.156 318.6)
-
Step 500
500
#BB58D5
oklch(63.2% 0.2 318.8)
-
Step 600
600 (this color)
#B143CD
oklch(59% 0.217 318.8)
-
Step 700
700
#8E27A7
oklch(49% 0.202 318.8)
-
Step 800
800
#732387
oklch(42.6% 0.167 318.8)
-
Step 900
900
#5D246C
oklch(37.6% 0.129 318.7)
-
Step 950
950
#371640
oklch(27% 0.084 318.6)
#B143CD 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) | #036ED1 | 0.217 |
| Deuteranopia (no green cones) | #4B79CA | 0.185 |
| Tritanopia (no blue cones) | #B15C83 | 0.135 |
| Achromatopsia (no color) | #757575 | 0.219 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B143CD
#B143CD
oklch(59% 0.217 318.8)
- #369500
#369500
oklch(59% 0.185 138.8)
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 #B143CD, closest first.
No curated palette has a color within ΔE 0.04 of #B143CD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.039
- Purpley Pink #C83CB9 ΔE 0.055
- Dark Orchid #9932CC ΔE 0.057
- Pinky Purple #C94CBE ΔE 0.059
- Purply #983FB2 ΔE 0.062
- Vibrant Purple #AD03DE ΔE 0.067
- Amethyst #9B5FC0 ΔE 0.068
- Lighter Purple #A55AF4 ΔE 0.072
Use #B143CD 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.