#B4287F
Closest named color: Medium Violet Red (#C71585). oklch(52.9% 0.193 347.8), rgb(180, 40, 127).
Aa
White text reads best on this color (5.91:1).
About this color
#B4287F is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.193 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.039 away. White text reads best on it, at 5.91:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.193) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.55:1 |
| White text | 5.91:1 |
Values
| HEX | #B4287F |
| RGB | rgb(180, 40, 127) |
| HSL | hsl(323, 64%, 43%) |
| OKLCH | oklch(52.9% 0.193 347.8) |
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 #B4287F | 5.91:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #B4287F | 3.55:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #B4287F text on white | 5.91:1 | AA | Lc 78.2 | Fine for body text |
| #B4287F text on black | 3.55:1 | AA large text | Lc -23.6 | 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
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F8E3ED
oklch(93.6% 0.026 347.1)
-
Step 200
200
#F3CDDF
oklch(88.6% 0.049 347.9)
-
Step 300
300
#EBAACB
oklch(80.9% 0.087 347.4)
-
Step 400
400
#DE7AB0
oklch(70.6% 0.139 347.6)
-
Step 500
500
#D2549C
oklch(63.1% 0.176 348)
-
Step 600
600 (this color)
#B4287F
oklch(52.9% 0.193 347.8)
-
Step 700
700
#A32373
oklch(49.1% 0.179 347.6)
-
Step 800
800
#84205D
oklch(42.6% 0.148 347.8)
-
Step 900
900
#6B214C
oklch(37.7% 0.116 348.2)
-
Step 950
950
#3F152D
oklch(27.1% 0.073 347.7)
#B4287F 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) | #3E5581 | 0.216 |
| Deuteranopia (no green cones) | #686D7C | 0.189 |
| Tritanopia (no blue cones) | #C12151 | 0.076 |
| Achromatopsia (no color) | #646464 | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4287F
#B4287F
oklch(52.9% 0.193 347.8)
- #007F5F
#007F5F
oklch(53% 0.108 167.6)
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 #B4287F, closest first.
No curated palette has a color within ΔE 0.04 of #B4287F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.039
- Red Violet #9E0168 ΔE 0.067
- Warm Purple #952E8F ΔE 0.069
- Deep Magenta #A0025C ΔE 0.073
- Violet Red #A50055 ΔE 0.074
- Light Burgundy #A8415B ΔE 0.079
- Dark Fuchsia #9D0759 ΔE 0.079
- Dark Pink #CB416B ΔE 0.081
Use #B4287F 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.