#B178EA
Closest named color: Light Urple (#B36FF6). oklch(67.8% 0.17 305.4), rgb(177, 120, 234).
Aa
Black text reads best on this color (6.74:1).
About this color
#B178EA is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.170 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.029 away. Black text reads best on it, at 6.74:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.74:1 |
| White text | 3.11:1 |
Values
| HEX | #B178EA |
| RGB | rgb(177, 120, 234) |
| HSL | hsl(270, 73%, 69%) |
| OKLCH | oklch(67.8% 0.17 305.4) |
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 #B178EA | 3.11:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #B178EA | 6.74:1 | AA | Lc 46.2 | Large or bold text, headings |
| #B178EA text on white | 3.11:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #B178EA text on black | 6.74:1 | AA | Lc -43.9 | 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 400.
-
Step 50
50
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#EFE5FB
oklch(93.6% 0.031 306.2)
-
Step 200
200
#E2D0F9
oklch(88.5% 0.059 305.1)
-
Step 300
300
#D1AFF8
oklch(80.9% 0.107 305.4)
-
Step 400
400 (this color)
#B178EA
oklch(67.8% 0.17 305.4)
-
Step 500
500
#AA5BEF
oklch(63.1% 0.217 305.6)
-
Step 600
600
#9638DE
oklch(55.6% 0.237 305.6)
-
Step 700
700
#8028C1
oklch(49.2% 0.22 305.5)
-
Step 800
800
#68249C
oklch(42.7% 0.183 305.6)
-
Step 900
900
#54257C
oklch(37.7% 0.142 305.3)
-
Step 950
950
#311749
oklch(27% 0.091 305)
#B178EA 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) | #5790EE | 0.128 |
| Deuteranopia (no green cones) | #6792E7 | 0.116 |
| Tritanopia (no blue cones) | #A88CA6 | 0.126 |
| Achromatopsia (no color) | #929292 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B178EA
#B178EA
oklch(67.8% 0.17 305.4)
- #7FA905
#7FA905
oklch(67.9% 0.171 125.5)
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 #B178EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.029
- Light Purple #BF77F6 ΔE 0.029
- Easter Purple #C071FE ΔE 0.042
- Medium Purple #9370DB ΔE 0.058
- Periwinkle #8E82FE ΔE 0.062
- Liliac #C48EFD ΔE 0.065
- Wisteria #A87DC2 ΔE 0.065
- Lavender Blue #8B88F8 ΔE 0.067
Use #B178EA 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.