#B10473
Closest named color: Red Violet (#9E0168). oklch(50.2% 0.207 350.5), rgb(177, 4, 115).
Aa
White text reads best on this color (6.69:1).
About this color
#B10473 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.207 and its hue 350°. 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 6.69:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.207) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 3.13:1 |
| White text | 6.69:1 |
Values
| HEX | #B10473 |
| RGB | rgb(177, 4, 115) |
| HSL | hsl(322, 96%, 35%) |
| OKLCH | oklch(50.2% 0.207 350.5) |
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 #B10473 | 6.69:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #B10473 | 3.13:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #B10473 text on white | 6.69:1 | AA | Lc 80.7 | Fine for body text |
| #B10473 text on black | 3.13:1 | 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
#FDF2F7
oklch(97.1% 0.013 347.9)
-
Step 100
100
#FAE2EC
oklch(93.5% 0.029 350.5)
-
Step 200
200
#F7CBDE
oklch(88.5% 0.055 350.5)
-
Step 300
300
#F3A6C9
oklch(81% 0.1 350.7)
-
Step 400
400
#E872AE
oklch(70.7% 0.16 350.2)
-
Step 500
500
#DE459A
oklch(63.2% 0.205 350.4)
-
Step 600
600
#C91484
oklch(55.6% 0.223 350.5)
-
Step 700
700 (this color)
#B10473
oklch(50.2% 0.207 350.5)
-
Step 800
800
#8D0A5B
oklch(42.8% 0.172 350.6)
-
Step 900
900
#71174B
oklch(37.7% 0.134 350.2)
-
Step 950
950
#43102C
oklch(27.1% 0.085 350.4)
#B10473 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) | #334A75 | 0.237 |
| Deuteranopia (no green cones) | #636670 | 0.205 |
| Tritanopia (no blue cones) | #BF0042 | 0.084 |
| Achromatopsia (no color) | #5C5C5C | 0.209 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B10473
#B10473
oklch(50.2% 0.207 350.5)
- #00765C
#00765C
oklch(50.3% 0.099 170.5)
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 #B10473, closest first.
No curated palette has a color within ΔE 0.04 of #B10473.
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 0.049
- Violet Red #A50055 ΔE 0.052
- Medium Violet Red #C71585 ΔE 0.053
- Dark Fuchsia #9D0759 ΔE 0.056
- Raspberry #B00149 ΔE 0.066
- Warm Purple #952E8F ΔE 0.074
- Berry #990F4B ΔE 0.078
Use #B10473 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.