#851551
Closest named color: Red Purple (#820747). oklch(41.4% 0.154 354.1), rgb(133, 21, 81).
Aa
White text reads best on this color (9.44:1).
About this color
#851551 is a dark, vivid red. In OKLCH its lightness is 41%, its chroma 0.154 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.020 away. White text reads best on it, at 9.44:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.22:1 |
| White text | 9.44:1 |
Values
| HEX | #851551 |
| RGB | rgb(133, 21, 81) |
| HSL | hsl(328, 73%, 30%) |
| OKLCH | oklch(41.4% 0.154 354.1) |
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 #851551 | 9.44:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #851551 | 2.22:1 | Fails | Lc 13.6 | Not readable |
| #851551 text on white | 9.44:1 | AAA | Lc 90.4 | Preferred for body text |
| #851551 text on black | 2.22:1 | Fails | Lc -11.9 | Not readable |
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 800.
-
Step 50
50
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F5CCDB
oklch(88.5% 0.05 354.2)
-
Step 300
300
#F0A9C4
oklch(81% 0.09 354.8)
-
Step 400
400
#E477A6
oklch(70.6% 0.144 354.2)
-
Step 500
500
#D94F91
oklch(63.1% 0.184 354)
-
Step 600
600
#C42A7B
oklch(55.6% 0.2 354.1)
-
Step 700
700
#A91A68
oklch(49.2% 0.186 354)
-
Step 800
800 (this color)
#851551
oklch(41.4% 0.154 354.1)
-
Step 900
900
#6E1E46
oklch(37.6% 0.12 353.7)
-
Step 950
950
#411329
oklch(27% 0.076 353.7)
#851551 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) | #2D3952 | 0.175 |
| Deuteranopia (no green cones) | #4D4D4F | 0.153 |
| Tritanopia (no blue cones) | #900231 | 0.054 |
| Achromatopsia (no color) | #464646 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #851551
#851551
oklch(41.4% 0.154 354.1)
- #005948
#005948
oklch(41.4% 0.079 173.9)
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 #851551, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.020
- Mulberry #920A4E ΔE 0.027
- Wine #80013F ΔE 0.033
- Velvet #750851 ΔE 0.042
- Berry #990F4B ΔE 0.044
- Purple Red #990147 ΔE 0.045
- Red Wine #8C0034 ΔE 0.047
- Dark Fuchsia #9D0759 ΔE 0.051
Use #851551 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.