#B1175B
Closest named color: Raspberry (#B00149). oklch(50% 0.189 1.9), rgb(177, 23, 91).
Aa
White text reads best on this color (6.68:1).
About this color
#B1175B is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.189 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.027 away. White text reads best on it, at 6.68:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.189) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.14:1 |
| White text | 6.68:1 |
Values
| HEX | #B1175B |
| RGB | rgb(177, 23, 91) |
| HSL | hsl(334, 77%, 39%) |
| OKLCH | oklch(50% 0.189 1.9) |
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 #B1175B | 6.68:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #B1175B | 3.14:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #B1175B text on white | 6.68:1 | AA | Lc 81.2 | Fine for body text |
| #B1175B text on black | 3.14:1 | AA large text | Lc -20.7 | 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
#FAE3E8
oklch(93.6% 0.026 2.8)
-
Step 200
200
#F7CCD6
oklch(88.5% 0.05 2.5)
-
Step 300
300
#F3A8BC
oklch(80.9% 0.091 1.9)
-
Step 400
400
#E9769A
oklch(70.7% 0.146 1.7)
-
Step 500
500
#DF4C81
oklch(63.2% 0.187 1.9)
-
Step 600
600
#CA246A
oklch(55.6% 0.204 2)
-
Step 700
700 (this color)
#B1175B
oklch(50% 0.189 1.9)
-
Step 800
800
#8D1648
oklch(42.7% 0.156 2.1)
-
Step 900
900
#721C3D
oklch(37.8% 0.122 1.8)
-
Step 950
950
#431224
oklch(27% 0.078 1.1)
#B1175B 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) | #42495C | 0.215 |
| Deuteranopia (no green cones) | #6A6658 | 0.191 |
| Tritanopia (no blue cones) | #C10038 | 0.058 |
| Achromatopsia (no color) | #5C5C5C | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1175B
#B1175B
oklch(50% 0.189 1.9)
- #007367
#007367
oklch(49.9% 0.089 182.4)
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 #B1175B, closest first.
No curated palette has a color within ΔE 0.04 of #B1175B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.027
- Violet Red #A50055 ΔE 0.033
- Deep Magenta #A0025C ΔE 0.044
- Dark Fuchsia #9D0759 ΔE 0.048
- Rouge #AB1239 ΔE 0.050
- Rose Red #BE013C ΔE 0.051
- Red Violet #9E0168 ΔE 0.056
- Berry #990F4B ΔE 0.056
Use #B1175B 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.