#B12366
Closest named color: Raspberry (#B00149). oklch(51.1% 0.184 357.9), rgb(177, 35, 102).
Aa
White text reads best on this color (6.36:1).
About this color
#B12366 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.184 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.044 away. White text reads best on it, at 6.36:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.184) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.30:1 |
| White text | 6.36:1 |
Values
| HEX | #B12366 |
| RGB | rgb(177, 35, 102) |
| HSL | hsl(332, 67%, 42%) |
| OKLCH | oklch(51.1% 0.184 357.9) |
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 #B12366 | 6.36:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #B12366 | 3.30:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #B12366 text on white | 6.36:1 | AA | Lc 80.2 | Fine for body text |
| #B12366 text on black | 3.30:1 | AA large text | Lc -21.7 | 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 700.
-
Step 50
50
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F6CCD9
oklch(88.5% 0.05 357.6)
-
Step 300
300
#F0A9C0
oklch(80.9% 0.088 358.2)
-
Step 400
400
#E578A0
oklch(70.7% 0.141 358)
-
Step 500
500
#DA4F89
oklch(63% 0.181 357.8)
-
Step 600
600
#C62B73
oklch(55.7% 0.197 358)
-
Step 700
700 (this color)
#B12366
oklch(51.1% 0.184 357.9)
-
Step 800
800
#8A1A4F
oklch(42.6% 0.152 357.6)
-
Step 900
900
#6F1E41
oklch(37.6% 0.118 358)
-
Step 950
950
#421326
oklch(27% 0.076 358.4)
#B12366 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) | #444E68 | 0.207 |
| Deuteranopia (no green cones) | #6B6963 | 0.185 |
| Tritanopia (no blue cones) | #C00342 | 0.059 |
| Achromatopsia (no color) | #5F5F5F | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B12366
#B12366
oklch(51.1% 0.184 357.9)
- #007766
#007766
oklch(50.9% 0.094 178.2)
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 #B12366, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.044
- Violet Red #A50055 ΔE 0.044
- Deep Magenta #A0025C ΔE 0.050
- Dark Fuchsia #9D0759 ΔE 0.055
- Light Burgundy #A8415B ΔE 0.055
- Red Violet #9E0168 ΔE 0.057
- Rose Red #BE013C ΔE 0.064
- Medium Violet Red #C71585 ΔE 0.064
Use #B12366 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.