#B63588
Closest named color: Medium Violet Red (#C71585). oklch(54.7% 0.185 345.4), rgb(182, 53, 136).
Aa
White text reads best on this color (5.44:1).
About this color
#B63588 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.185 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.040 away. White text reads best on it, at 5.44:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.85:1 |
| White text | 5.44:1 |
Values
| HEX | #B63588 |
| RGB | rgb(182, 53, 136) |
| HSL | hsl(321, 55%, 46%) |
| OKLCH | oklch(54.7% 0.185 345.4) |
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 #B63588 | 5.44:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #B63588 | 3.85:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #B63588 text on white | 5.44:1 | AA | Lc 76.1 | Fine for body text |
| #B63588 text on black | 3.85:1 | AA large text | Lc -25.6 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F7E4ED
oklch(93.7% 0.024 347.2)
-
Step 200
200
#F1CDE0
oklch(88.4% 0.047 345)
-
Step 300
300
#E9ABCC
oklch(80.9% 0.084 345.9)
-
Step 400
400
#DB7DB3
oklch(70.8% 0.133 345.5)
-
Step 500
500
#CE58A0
oklch(63.2% 0.169 345.4)
-
Step 600
600 (this color)
#B63588
oklch(54.7% 0.185 345.4)
-
Step 700
700
#9F2976
oklch(49.1% 0.172 345.3)
-
Step 800
800
#812460
oklch(42.6% 0.142 345.2)
-
Step 900
900
#68244E
oklch(37.7% 0.11 345.6)
-
Step 950
950
#3D162E
oklch(26.9% 0.07 344.9)
#B63588 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) | #445C8A | 0.205 |
| Deuteranopia (no green cones) | #6B7185 | 0.178 |
| Tritanopia (no blue cones) | #C2335A | 0.076 |
| Achromatopsia (no color) | #696969 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B63588
#B63588
oklch(54.7% 0.185 345.4)
- #008560
#008560
oklch(54.7% 0.114 165.3)
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 #B63588, closest first.
No curated palette has a color within ΔE 0.04 of #B63588.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.040
- Warm Purple #952E8F ΔE 0.073
- Dark Pink #CB416B ΔE 0.074
- Light Plum #9D5783 ΔE 0.077
- Deep Rose #C74767 ΔE 0.081
- Purpley Pink #C83CB9 ΔE 0.081
- Light Burgundy #A8415B ΔE 0.081
- Dark Rose #B5485D ΔE 0.084
Use #B63588 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.