#BB337C
Closest named color: Medium Violet Red (#C71585). oklch(54.8% 0.184 352.1), rgb(187, 51, 124).
Aa
White text reads best on this color (5.41:1).
About this color
#BB337C is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.184 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.038 away. White text reads best on it, at 5.41:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.184) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.87:1 |
| White text | 5.41:1 |
Values
| HEX | #BB337C |
| RGB | rgb(187, 51, 124) |
| HSL | hsl(328, 57%, 47%) |
| OKLCH | oklch(54.8% 0.184 352.1) |
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 #BB337C | 5.41:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #BB337C | 3.87:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #BB337C text on white | 5.41:1 | AA | Lc 75.8 | Fine for body text |
| #BB337C text on black | 3.87:1 | AA large text | Lc -25.9 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F8E4EB
oklch(93.7% 0.024 354.3)
-
Step 200
200
#F3CDDC
oklch(88.5% 0.047 352.4)
-
Step 300
300
#EBABC6
oklch(80.9% 0.082 352.1)
-
Step 400
400
#DF7CA9
oklch(70.8% 0.133 352.3)
-
Step 500
500
#D35694
oklch(63.2% 0.17 352.2)
-
Step 600
600 (this color)
#BB337C
oklch(54.8% 0.184 352.1)
-
Step 700
700
#A3276B
oklch(49.1% 0.171 351.9)
-
Step 800
800
#852257
oklch(42.7% 0.143 352.1)
-
Step 900
900
#6B2348
oklch(37.8% 0.111 351.9)
-
Step 950
950
#3F152A
oklch(26.9% 0.071 351.8)
#BB337C 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) | #4A5A7E | 0.207 |
| Deuteranopia (no green cones) | #717379 | 0.183 |
| Tritanopia (no blue cones) | #C92853 | 0.066 |
| Achromatopsia (no color) | #6A6A6A | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB337C
#BB337C
oklch(54.8% 0.184 352.1)
- #00856A
#00856A
oklch(54.9% 0.107 171.9)
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 #BB337C, closest first.
No curated palette has a color within ΔE 0.04 of #BB337C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.038
- Dark Pink #CB416B ΔE 0.056
- Deep Rose #C74767 ΔE 0.063
- Dark Hot Pink #D90166 ΔE 0.067
- Dark Rose #B5485D ΔE 0.069
- Light Burgundy #A8415B ΔE 0.069
- Cerise #DE0C62 ΔE 0.077
- Light Plum #9D5783 ΔE 0.080
Use #BB337C 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.