#B12F81
Closest named color: Medium Violet Red (#C71585). oklch(53.1% 0.184 346.5), rgb(177, 47, 129).
Aa
White text reads best on this color (5.84:1).
About this color
#B12F81 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.184 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.045 away. White text reads best on it, at 5.84:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.184) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.59:1 |
| White text | 5.84:1 |
Values
| HEX | #B12F81 |
| RGB | rgb(177, 47, 129) |
| HSL | hsl(322, 58%, 44%) |
| OKLCH | oklch(53.1% 0.184 346.5) |
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 #B12F81 | 5.84:1 | AA | Lc -83.4 | Fine for body text |
| Black text on #B12F81 | 3.59:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #B12F81 text on white | 5.84:1 | AA | Lc 78.1 | Fine for body text |
| #B12F81 text on black | 3.59:1 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F7E4ED
oklch(93.7% 0.024 347.2)
-
Step 200
200
#F1CDDF
oklch(88.4% 0.047 346.5)
-
Step 300
300
#E9ABCB
oklch(80.8% 0.083 346.8)
-
Step 400
400
#DB7DB1
oklch(70.7% 0.132 346.7)
-
Step 500
500
#CF579E
oklch(63.1% 0.17 346.5)
-
Step 600
600 (this color)
#B12F81
oklch(53.1% 0.184 346.5)
-
Step 700
700
#A02974
oklch(49.2% 0.171 346.6)
-
Step 800
800
#82245E
oklch(42.7% 0.142 346.9)
-
Step 900
900
#69244D
oklch(37.8% 0.11 347)
-
Step 950
950
#3E162D
oklch(27.1% 0.07 347.2)
#B12F81 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) | #405783 | 0.205 |
| Deuteranopia (no green cones) | #676D7E | 0.180 |
| Tritanopia (no blue cones) | #BD2B54 | 0.074 |
| Achromatopsia (no color) | #656565 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B12F81
#B12F81
oklch(53.1% 0.184 346.5)
- #007F5E
#007F5E
oklch(52.9% 0.109 166.9)
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 #B12F81, closest first.
No curated palette has a color within ΔE 0.04 of #B12F81.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.045
- Warm Purple #952E8F ΔE 0.064
- Red Violet #9E0168 ΔE 0.070
- Light Burgundy #A8415B ΔE 0.075
- Deep Magenta #A0025C ΔE 0.076
- Violet Red #A50055 ΔE 0.078
- Light Plum #9D5783 ΔE 0.080
- Dark Pink #CB416B ΔE 0.080
Use #B12F81 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.