#BB2561
Closest named color: Ruby (#CA0147). oklch(52.8% 0.188 2.8), rgb(187, 37, 97).
Aa
White text reads best on this color (5.91:1).
About this color
#BB2561 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.188 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Ruby (#CA0147), ΔE 0.045 away. White text reads best on it, at 5.91:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.188) |
| Temperature | warm |
| Nearest name | Ruby (#CA0147) |
| Black text | 3.55:1 |
| White text | 5.91:1 |
Values
| HEX | #BB2561 |
| RGB | rgb(187, 37, 97) |
| HSL | hsl(336, 67%, 44%) |
| OKLCH | oklch(52.8% 0.188 2.8) |
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 #BB2561 | 5.91:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #BB2561 | 3.55:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #BB2561 text on white | 5.91:1 | AA | Lc 78.1 | Fine for body text |
| #BB2561 text on black | 3.55:1 | AA large text | Lc -23.7 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3E8
oklch(93.5% 0.025 2.1)
-
Step 200
200
#F5CDD6
oklch(88.5% 0.046 2.9)
-
Step 300
300
#F0AABB
oklch(80.9% 0.085 3.2)
-
Step 400
400
#E57A99
oklch(70.8% 0.136 2.7)
-
Step 500
500
#DA5380
oklch(63.2% 0.173 2.8)
-
Step 600
600 (this color)
#BB2561
oklch(52.8% 0.188 2.8)
-
Step 700
700
#AA2157
oklch(49.2% 0.175 3.2)
-
Step 800
800
#8A1E47
oklch(42.7% 0.146 3.1)
-
Step 900
900
#6F203C
oklch(37.7% 0.114 2.6)
-
Step 950
950
#411423
oklch(26.9% 0.072 2.5)
#BB2561 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) | #4B5162 | 0.213 |
| Deuteranopia (no green cones) | #736E5E | 0.190 |
| Tritanopia (no blue cones) | #CC0040 | 0.055 |
| Achromatopsia (no color) | #646464 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB2561
#BB2561
oklch(52.8% 0.188 2.8)
- #007D70
#007D70
oklch(52.9% 0.095 182.4)
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 #BB2561, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ruby #CA0147 ΔE 0.045
- Raspberry #B00149 ΔE 0.047
- Rose Red #BE013C ΔE 0.051
- Light Burgundy #A8415B ΔE 0.053
- Dark Pink #CB416B ΔE 0.057
- Dark Rose #B5485D ΔE 0.057
- Lipstick #D5174E ΔE 0.058
- Dark Hot Pink #D90166 ΔE 0.059
Use #BB2561 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.