#B740D0
Closest named color: Medium Orchid (#BA55D3). oklch(59.7% 0.226 320.1), rgb(183, 64, 208).
Aa
Black text reads best on this color (4.65:1).
About this color
#B740D0 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.226 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.037 away. Black text reads best on it, at 4.65:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.226) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.65:1 |
| White text | 4.50:1 |
Values
| HEX | #B740D0 |
| RGB | rgb(183, 64, 208) |
| HSL | hsl(290, 61%, 53%) |
| OKLCH | oklch(59.7% 0.226 320.1) |
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 #B740D0 | 4.50:1 | AA | Lc -75.8 | Fine for body text |
| Black text on #B740D0 | 4.65:1 | AA | Lc 33.8 | Non-text elements, placeholder text |
| #B740D0 text on white | 4.50:1 | AA | Lc 70.3 | Content text, not long reading |
| #B740D0 text on black | 4.65:1 | AA | Lc -31.3 | 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
#FAF2FC
oklch(97% 0.016 319.4)
-
Step 100
100
#F4E3F7
oklch(93.5% 0.032 321.1)
-
Step 200
200
#ECCDF3
oklch(88.6% 0.061 320)
-
Step 300
300
#E1A9ED
oklch(80.9% 0.111 320.3)
-
Step 400
400
#D077E4
oklch(70.7% 0.177 320.1)
-
Step 500
500 (this color)
#B740D0
oklch(59.7% 0.226 320.1)
-
Step 600
600
#AE22C9
oklch(55.6% 0.246 320.2)
-
Step 700
700
#950DAE
oklch(49.1% 0.229 320)
-
Step 800
800
#79148D
oklch(42.7% 0.189 320)
-
Step 900
900
#621C70
oklch(37.7% 0.147 320.4)
-
Step 950
950
#391242
oklch(26.9% 0.094 319.6)
#B740D0 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) | #006ED4 | 0.228 |
| Deuteranopia (no green cones) | #4D7BCD | 0.195 |
| Tritanopia (no blue cones) | #B85B84 | 0.139 |
| Achromatopsia (no color) | #777777 | 0.228 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B740D0
#B740D0
oklch(59.7% 0.226 320.1)
- #2C9900
#2C9900
oklch(59.8% 0.193 140.1)
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 #B740D0, closest first.
No curated palette has a color within ΔE 0.04 of #B740D0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.037
- Purpley Pink #C83CB9 ΔE 0.049
- Pinky Purple #C94CBE ΔE 0.054
- Vibrant Purple #AD03DE ΔE 0.065
- Dark Orchid #9932CC ΔE 0.065
- Purple Pink #D725DE ΔE 0.065
- Purply #983FB2 ΔE 0.073
- Lighter Purple #A55AF4 ΔE 0.074
Use #B740D0 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.