#B40B5F
Closest named color: Raspberry (#B00149). oklch(50.2% 0.199 0.1), rgb(180, 11, 95).
Aa
White text reads best on this color (6.65:1).
About this color
#B40B5F is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.199 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.033 away. White text reads best on it, at 6.65:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.199) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.15:1 |
| White text | 6.65:1 |
Values
| HEX | #B40B5F |
| RGB | rgb(180, 11, 95) |
| HSL | hsl(330, 88%, 37%) |
| OKLCH | oklch(50.2% 0.199 0.1) |
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 #B40B5F | 6.65:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #B40B5F | 3.15:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #B40B5F text on white | 6.65:1 | AA | Lc 80.7 | Fine for body text |
| #B40B5F text on black | 3.15:1 | AA large text | Lc -21.1 | 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
#FBE3E9
oklch(93.7% 0.027 0.7)
-
Step 200
200
#F8CBD7
oklch(88.4% 0.053 0.4)
-
Step 300
300
#F5A7BE
oklch(81% 0.096 0.2)
-
Step 400
400
#EB739C
oklch(70.6% 0.154 0.2)
-
Step 500
500
#E14784
oklch(63.1% 0.196 0.2)
-
Step 600
600
#CC196E
oklch(55.5% 0.213 360)
-
Step 700
700 (this color)
#B40B5F
oklch(50.2% 0.199 0.1)
-
Step 800
800
#8F0E4B
oklch(42.7% 0.164 0.2)
-
Step 900
900
#73183F
oklch(37.7% 0.129 359.7)
-
Step 950
950
#441125
oklch(27.1% 0.081 360)
#B40B5F 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) | #3F4961 | 0.226 |
| Deuteranopia (no green cones) | #6A675B | 0.201 |
| Tritanopia (no blue cones) | #C40038 | 0.067 |
| Achromatopsia (no color) | #5C5C5C | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B40B5F
#B40B5F
oklch(50.2% 0.199 0.1)
- #007466
#007466
oklch(50.1% 0.091 180.6)
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 #B40B5F, closest first.
No curated palette has a color within ΔE 0.04 of #B40B5F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.033
- Violet Red #A50055 ΔE 0.036
- Deep Magenta #A0025C ΔE 0.045
- Dark Fuchsia #9D0759 ΔE 0.050
- Red Violet #9E0168 ΔE 0.054
- Rose Red #BE013C ΔE 0.056
- Rouge #AB1239 ΔE 0.059
- Ruby #CA0147 ΔE 0.060
Use #B40B5F 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.