#B178AA
Closest named color: Heather (#A484AC). oklch(64.8% 0.098 331), rgb(177, 120, 170).
Aa
Black text reads best on this color (6.13:1).
About this color
#B178AA is a medium-light, moderately saturated purple. In OKLCH its lightness is 65%, its chroma 0.098 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Heather (#A484AC), ΔE 0.035 away. Black text reads best on it, at 6.13:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Heather (#A484AC) |
| Black text | 6.13:1 |
| White text | 3.42:1 |
Values
| HEX | #B178AA |
| RGB | rgb(177, 120, 170) |
| HSL | hsl(307, 27%, 58%) |
| OKLCH | oklch(64.8% 0.098 331) |
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 #B178AA | 3.42:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #B178AA | 6.13:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #B178AA text on white | 3.42:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #B178AA text on black | 6.13:1 | AA | Lc -40.1 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#F0E7EE
oklch(93.7% 0.013 333)
-
Step 200
200
#E4D3E1
oklch(88.5% 0.026 331.6)
-
Step 300
300
#D4B6CF
oklch(81% 0.048 331.6)
-
Step 400
400
#BD8FB7
oklch(70.7% 0.078 330.9)
-
Step 500
500 (this color)
#B178AA
oklch(64.8% 0.098 331)
-
Step 600
600
#975B90
oklch(55.7% 0.106 331.2)
-
Step 700
700
#804A7A
oklch(49% 0.099 331.1)
-
Step 800
800
#683D64
oklch(42.6% 0.083 330.3)
-
Step 900
900
#553451
oklch(37.6% 0.065 331.2)
-
Step 950
950
#321F30
oklch(27.1% 0.041 330.4)
#B178AA 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) | #7686AC | 0.094 |
| Deuteranopia (no green cones) | #848EA8 | 0.087 |
| Tritanopia (no blue cones) | #B67B8A | 0.052 |
| Achromatopsia (no color) | #8B8B8B | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B178AA
#B178AA
oklch(64.8% 0.098 331)
- #5FA06F
#5FA06F
oklch(64.9% 0.099 150.7)
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 #B178AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Heather #A484AC ΔE 0.035
- Wisteria #A87DC2 ΔE 0.037
- Dusty Lavender #AC86A8 ΔE 0.037
- Soft Purple #A66FB5 ΔE 0.038
- Dark Lilac #9C6DA5 ΔE 0.048
- Mauve #AE7181 ΔE 0.060
- Purpley Grey #947E94 ΔE 0.063
- Deep Lilac #966EBD ΔE 0.065
Use #B178AA 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.