#851D45
Closest named color: Red Purple (#820747). oklch(41.6% 0.142 2.7), rgb(133, 29, 69).
Aa
White text reads best on this color (9.29:1).
About this color
#851D45 is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.142 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.027 away. White text reads best on it, at 9.29:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.25:1 |
| White text | 9.29:1 |
Values
| HEX | #851D45 |
| RGB | rgb(133, 29, 69) |
| HSL | hsl(337, 64%, 32%) |
| OKLCH | oklch(41.6% 0.142 2.7) |
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 #851D45 | 9.29:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #851D45 | 2.25:1 | Fails | Lc 13.7 | Not readable |
| #851D45 text on white | 9.29:1 | AAA | Lc 90.3 | Preferred for body text |
| #851D45 text on black | 2.25:1 | 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
#FCF3F5
oklch(97.2% 0.01 2)
-
Step 100
100
#F9E4E8
oklch(93.7% 0.024 4.5)
-
Step 200
200
#F5CDD6
oklch(88.5% 0.046 2.9)
-
Step 300
300
#EFABBC
oklch(81% 0.082 2.6)
-
Step 400
400
#E37B99
oklch(70.7% 0.132 2.6)
-
Step 500
500
#D85580
oklch(63.1% 0.168 2.8)
-
Step 600
600
#C33369
oklch(55.5% 0.184 2.8)
-
Step 700
700
#A82458
oklch(49.1% 0.171 2.6)
-
Step 800
800 (this color)
#851D45
oklch(41.6% 0.142 2.7)
-
Step 900
900
#6E223C
oklch(37.7% 0.11 2.9)
-
Step 950
950
#411523
oklch(27% 0.07 3.2)
#851D45 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) | #363A46 | 0.159 |
| Deuteranopia (no green cones) | #514E43 | 0.143 |
| Tritanopia (no blue cones) | #91062E | 0.041 |
| Achromatopsia (no color) | #474747 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #851D45
#851D45
oklch(41.6% 0.142 2.7)
- #005950
#005950
oklch(41.7% 0.074 183.1)
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 #851D45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.027
- Red Wine #8C0034 ΔE 0.031
- Wine #80013F ΔE 0.032
- Mulberry #920A4E ΔE 0.034
- Berry #990F4B ΔE 0.042
- Purple Red #990147 ΔE 0.042
- Bordeaux #7B002C ΔE 0.050
- Cranberry #9E003A ΔE 0.053
Use #851D45 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.