#B128BD
Closest named color: Dark Orchid (#9932CC). oklch(55.7% 0.233 324.4), rgb(177, 40, 189).
Aa
White text reads best on this color (5.37:1).
About this color
#B128BD is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.233 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Orchid (#9932CC), ΔE 0.054 away. White text reads best on it, at 5.37:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.233) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 3.90:1 |
| White text | 5.37:1 |
Values
| HEX | #B128BD |
| RGB | rgb(177, 40, 189) |
| HSL | hsl(295, 65%, 45%) |
| OKLCH | oklch(55.7% 0.233 324.4) |
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 #B128BD | 5.37:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #B128BD | 3.90:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #B128BD text on white | 5.37:1 | AA | Lc 75.3 | Fine for body text |
| #B128BD text on black | 3.90:1 | AA large text | Lc -26.4 | 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 600.
-
Step 50
50
#FAF2FB
oklch(97% 0.015 322.3)
-
Step 100
100
#F5E3F5
oklch(93.5% 0.031 325.8)
-
Step 200
200
#EDCDEF
oklch(88.5% 0.057 324.2)
-
Step 300
300
#E3A9E7
oklch(80.9% 0.106 324.3)
-
Step 400
400
#D378DA
oklch(70.7% 0.168 324.5)
-
Step 500
500
#C54ED0
oklch(63% 0.215 324.2)
-
Step 600
600 (this color)
#B128BD
oklch(55.7% 0.233 324.4)
-
Step 700
700
#9816A3
oklch(49.2% 0.217 324.4)
-
Step 800
800
#7B1884
oklch(42.7% 0.18 324.3)
-
Step 900
900
#641D6A
oklch(37.7% 0.141 324.6)
-
Step 950
950
#3B133E
oklch(27.1% 0.089 324.9)
#B128BD 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) | #0060C1 | 0.239 |
| Deuteranopia (no green cones) | #4770BA | 0.209 |
| Tritanopia (no blue cones) | #B54673 | 0.136 |
| Achromatopsia (no color) | #6A6A6A | 0.235 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B128BD
#B128BD
oklch(55.7% 0.233 324.4)
- #008C1F
#008C1F
oklch(55.6% 0.178 144.4)
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 #B128BD, closest first.
No curated palette has a color within ΔE 0.04 of #B128BD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.054
- Purply #983FB2 ΔE 0.056
- Vibrant Purple #AD03DE ΔE 0.058
- Purpley Pink #C83CB9 ΔE 0.059
- Pinky Purple #C94CBE ΔE 0.077
- Medium Orchid #BA55D3 ΔE 0.078
- Dark Violet #9400D3 ΔE 0.080
- Purple Pink #D725DE ΔE 0.086
Use #B128BD 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.