#B10970
Closest named color: Red Violet (#9E0168). oklch(50.2% 0.204 351.9), rgb(177, 9, 112).
Aa
White text reads best on this color (6.68:1).
About this color
#B10970 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.204 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.043 away. White text reads best on it, at 6.68:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.204) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 3.14:1 |
| White text | 6.68:1 |
Values
| HEX | #B10970 |
| RGB | rgb(177, 9, 112) |
| HSL | hsl(323, 90%, 36%) |
| OKLCH | oklch(50.2% 0.204 351.9) |
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 #B10970 | 6.68:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #B10970 | 3.14:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #B10970 text on white | 6.68:1 | AA | Lc 80.8 | Fine for body text |
| #B10970 text on black | 3.14:1 | AA large text | Lc -21.0 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE2EC
oklch(93.5% 0.029 350.5)
-
Step 200
200
#F7CBDD
oklch(88.5% 0.055 351.8)
-
Step 300
300
#F3A6C7
oklch(80.9% 0.099 352.2)
-
Step 400
400
#E873AB
oklch(70.7% 0.157 351.9)
-
Step 500
500
#DE4696
oklch(63.1% 0.202 352.1)
-
Step 600
600
#C91881
oklch(55.6% 0.219 351.8)
-
Step 700
700 (this color)
#B10970
oklch(50.2% 0.204 351.9)
-
Step 800
800
#8D0D59
oklch(42.8% 0.169 351.8)
-
Step 900
900
#711849
oklch(37.7% 0.131 351.7)
-
Step 950
950
#43102B
oklch(27% 0.084 351.6)
#B10970 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) | #364A72 | 0.233 |
| Deuteranopia (no green cones) | #64666D | 0.202 |
| Tritanopia (no blue cones) | #BF0041 | 0.080 |
| Achromatopsia (no color) | #5C5C5C | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B10970
#B10970
oklch(50.2% 0.204 351.9)
- #00755D
#00755D
oklch(50.1% 0.097 171.9)
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 #B10970, closest first.
No curated palette has a color within ΔE 0.04 of #B10970.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Violet #9E0168 ΔE 0.043
- Deep Magenta #A0025C ΔE 0.046
- Violet Red #A50055 ΔE 0.048
- Dark Fuchsia #9D0759 ΔE 0.053
- Medium Violet Red #C71585 ΔE 0.055
- Raspberry #B00149 ΔE 0.060
- Berry #990F4B ΔE 0.074
- Warm Purple #952E8F ΔE 0.077
Use #B10970 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.