#B10A65
Closest named color: Violet Red (#A50055). oklch(49.8% 0.199 356.6), rgb(177, 10, 101).
Aa
White text reads best on this color (6.77:1).
About this color
#B10A65 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.199 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.035 away. White text reads best on it, at 6.77:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.199) |
| Temperature | warm |
| Nearest name | Violet Red (#A50055) |
| Black text | 3.10:1 |
| White text | 6.77:1 |
Values
| HEX | #B10A65 |
| RGB | rgb(177, 10, 101) |
| HSL | hsl(327, 89%, 37%) |
| OKLCH | oklch(49.8% 0.199 356.6) |
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 #B10A65 | 6.77:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #B10A65 | 3.10:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #B10A65 text on white | 6.77:1 | AA | Lc 81.2 | Fine for body text |
| #B10A65 text on black | 3.10:1 | 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
#FAE3EA
oklch(93.6% 0.027 357.2)
-
Step 200
200
#F8CBDA
oklch(88.5% 0.054 356.3)
-
Step 300
300
#F4A7C2
oklch(81% 0.096 356.8)
-
Step 400
400
#EA73A3
oklch(70.7% 0.155 356.4)
-
Step 500
500
#DF478C
oklch(63% 0.197 356.5)
-
Step 600
600
#CA1B76
oklch(55.5% 0.214 356.5)
-
Step 700
700 (this color)
#B10A65
oklch(49.8% 0.199 356.6)
-
Step 800
800
#8E0F51
oklch(42.8% 0.165 356.6)
-
Step 900
900
#721943
oklch(37.7% 0.128 356.6)
-
Step 950
950
#431127
oklch(27% 0.081 356.8)
#B10A65 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) | #3B4867 | 0.227 |
| Deuteranopia (no green cones) | #676562 | 0.199 |
| Tritanopia (no blue cones) | #C0003B | 0.071 |
| Achromatopsia (no color) | #5B5B5B | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B10A65
#B10A65
oklch(49.8% 0.199 356.6)
- #007461
#007461
oklch(49.9% 0.093 176)
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 #B10A65, closest first.
No curated palette has a color within ΔE 0.04 of #B10A65.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Red #A50055 ΔE 0.035
- Deep Magenta #A0025C ΔE 0.039
- Raspberry #B00149 ΔE 0.043
- Red Violet #9E0168 ΔE 0.044
- Dark Fuchsia #9D0759 ΔE 0.046
- Berry #990F4B ΔE 0.062
- Medium Violet Red #C71585 ΔE 0.065
- Purple Red #990147 ΔE 0.067
Use #B10A65 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.