#851B48
Closest named color: Red Purple (#820747). oklch(41.6% 0.145 0.4), rgb(133, 27, 72).
Aa
White text reads best on this color (9.34:1).
About this color
#851B48 is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.145 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.023 away. White text reads best on it, at 9.34:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.24:1 |
| White text | 9.34:1 |
Values
| HEX | #851B48 |
| RGB | rgb(133, 27, 72) |
| HSL | hsl(335, 66%, 31%) |
| OKLCH | oklch(41.6% 0.145 0.4) |
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 #851B48 | 9.34:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #851B48 | 2.24:1 | Fails | Lc 13.7 | Not readable |
| #851B48 text on white | 9.34:1 | AAA | Lc 90.3 | Preferred for body text |
| #851B48 text on black | 2.24:1 | Fails | Lc -12.0 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3E9
oklch(93.5% 0.025 359.2)
-
Step 200
200
#F5CDD7
oklch(88.5% 0.047 1.3)
-
Step 300
300
#EFAABE
oklch(80.9% 0.085 0.2)
-
Step 400
400
#E47A9C
oklch(70.7% 0.136 0.7)
-
Step 500
500
#D85384
oklch(63% 0.172 0.5)
-
Step 600
600
#C4316E
oklch(55.7% 0.188 0.5)
-
Step 700
700
#A8225C
oklch(49.1% 0.174 0.3)
-
Step 800
800 (this color)
#851B48
oklch(41.6% 0.145 0.4)
-
Step 900
900
#6E213F
oklch(37.7% 0.112 0.1)
-
Step 950
950
#411525
oklch(27.1% 0.071 0.3)
#851B48 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) | #343A49 | 0.163 |
| Deuteranopia (no green cones) | #504E46 | 0.147 |
| Tritanopia (no blue cones) | #91052F | 0.044 |
| Achromatopsia (no color) | #474747 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #851B48
#851B48
oklch(41.6% 0.145 0.4)
- #00594E
#00594E
oklch(41.6% 0.075 180.7)
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 #851B48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.023
- Wine #80013F ΔE 0.030
- Mulberry #920A4E ΔE 0.030
- Red Wine #8C0034 ΔE 0.034
- Berry #990F4B ΔE 0.041
- Purple Red #990147 ΔE 0.042
- Bordeaux #7B002C ΔE 0.052
- Velvet #750851 ΔE 0.052
Use #851B48 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.