#B153BB
Closest named color: Medium Orchid (#BA55D3). oklch(59.8% 0.178 323.7), rgb(177, 83, 187).
Aa
Black text reads best on this color (4.82:1).
About this color
#B153BB is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.178 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.039 away. Black text reads best on it, at 4.82:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.82:1 |
| White text | 4.35:1 |
Values
| HEX | #B153BB |
| RGB | rgb(177, 83, 187) |
| HSL | hsl(294, 43%, 53%) |
| OKLCH | oklch(59.8% 0.178 323.7) |
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 #B153BB | 4.35:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #B153BB | 4.82:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #B153BB text on white | 4.35:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #B153BB text on black | 4.82:1 | 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 500.
-
Step 50
50
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F3E5F4
oklch(93.7% 0.025 323.8)
-
Step 200
200
#EACFEC
oklch(88.6% 0.049 323.8)
-
Step 300
300
#DDAEE1
oklch(80.9% 0.087 323.8)
-
Step 400
400
#CA81D2
oklch(70.7% 0.139 323.4)
-
Step 500
500 (this color)
#B153BB
oklch(59.8% 0.178 323.7)
-
Step 600
600
#A73FB2
oklch(55.6% 0.194 323.8)
-
Step 700
700
#8F3099
oklch(49.1% 0.18 323.8)
-
Step 800
800
#74297C
oklch(42.6% 0.149 323.7)
-
Step 900
900
#5E2764
oklch(37.7% 0.117 323.6)
-
Step 950
950
#37183B
oklch(27% 0.074 322.9)
#B153BB 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) | #4372BE | 0.174 |
| Deuteranopia (no green cones) | #627DB8 | 0.153 |
| Tritanopia (no blue cones) | #B4617F | 0.106 |
| Achromatopsia (no color) | #797979 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B153BB
#B153BB
oklch(59.8% 0.178 323.7)
- #24992C
#24992C
oklch(59.8% 0.178 143.7)
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 #B153BB, closest first.
No curated palette has a color within ΔE 0.04 of #B153BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.039
- Amethyst #9B5FC0 ΔE 0.044
- Pinky Purple #C94CBE ΔE 0.045
- Purpley Pink #C83CB9 ΔE 0.053
- Purply #983FB2 ΔE 0.066
- Soft Purple #A66FB5 ΔE 0.066
- Deep Lavender #8D5EB7 ΔE 0.066
- Deep Lilac #966EBD ΔE 0.072
Use #B153BB 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.