#B645A9
Closest named color: Purpley Pink (#C83CB9). oklch(57.9% 0.186 332.5), rgb(182, 69, 169).
Aa
White text reads best on this color (4.75:1).
About this color
#B645A9 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.186 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purpley Pink (#C83CB9), ΔE 0.042 away. White text reads best on it, at 4.75:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.186) |
| Temperature | in between |
| Nearest name | Purpley Pink (#C83CB9) |
| Black text | 4.41:1 |
| White text | 4.75:1 |
Values
| HEX | #B645A9 |
| RGB | rgb(182, 69, 169) |
| HSL | hsl(307, 45%, 49%) |
| OKLCH | oklch(57.9% 0.186 332.5) |
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 #B645A9 | 4.75:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #B645A9 | 4.41:1 | AA large text | Lc 31.8 | Non-text elements, placeholder text |
| #B645A9 text on white | 4.75:1 | AA | Lc 72.3 | Content text, not long reading |
| #B645A9 text on black | 4.41:1 | AA large text | Lc -29.4 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F4E4F1
oklch(93.5% 0.024 331.9)
-
Step 200
200
#EDCEE7
oklch(88.5% 0.048 332.5)
-
Step 300
300
#E2ADD8
oklch(80.9% 0.084 333)
-
Step 400
400
#D17FC5
oklch(70.6% 0.135 332.4)
-
Step 500
500
#C35CB6
oklch(63.1% 0.171 332.4)
-
Step 600
600 (this color)
#B645A9
oklch(57.9% 0.186 332.5)
-
Step 700
700
#962E8A
oklch(49.1% 0.174 332.9)
-
Step 800
800
#792870
oklch(42.6% 0.143 332.5)
-
Step 900
900
#62265B
oklch(37.6% 0.112 332.3)
-
Step 950
950
#3A1735
oklch(27% 0.071 333.1)
#B645A9 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) | #4168AC | 0.195 |
| Deuteranopia (no green cones) | #6679A6 | 0.170 |
| Tritanopia (no blue cones) | #BD4F71 | 0.097 |
| Achromatopsia (no color) | #737373 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B645A9
#B645A9
oklch(57.9% 0.186 332.5)
- #00924B
#00924B
oklch(57.8% 0.151 152.5)
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 #B645A9, closest first.
No curated palette has a color within ΔE 0.04 of #B645A9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley Pink #C83CB9 ΔE 0.042
- Pinky Purple #C94CBE ΔE 0.049
- Purply #983FB2 ΔE 0.064
- Medium Orchid #BA55D3 ΔE 0.067
- Amethyst #9B5FC0 ΔE 0.072
- Medium Violet Red #C71585 ΔE 0.075
- Deep Lavender #8D5EB7 ΔE 0.086
- Light Plum #9D5783 ΔE 0.087
Use #B645A9 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.