#821E55
Closest named color: Red Purple (#820747). oklch(41.8% 0.144 351.6), rgb(130, 30, 85).
Aa
White text reads best on this color (9.26:1).
About this color
#821E55 is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.144 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.029 away. White text reads best on it, at 9.26:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.144) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.26:1 |
| White text | 9.26:1 |
Values
| HEX | #821E55 |
| RGB | rgb(130, 30, 85) |
| HSL | hsl(327, 62%, 31%) |
| OKLCH | oklch(41.8% 0.144 351.6) |
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 #821E55 | 9.26:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #821E55 | 2.26:1 | Fails | Lc 13.7 | Not readable |
| #821E55 text on white | 9.26:1 | AAA | Lc 90.3 | Preferred for body text |
| #821E55 text on black | 2.26:1 | 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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F8E4EC
oklch(93.7% 0.024 351.3)
-
Step 200
200
#F3CDDC
oklch(88.5% 0.047 352.4)
-
Step 300
300
#ECAAC7
oklch(80.8% 0.085 351.1)
-
Step 400
400
#DF7BAA
oklch(70.7% 0.135 351.5)
-
Step 500
500
#D35595
oklch(63.1% 0.172 351.6)
-
Step 600
600
#BE347F
oklch(55.5% 0.187 351.7)
-
Step 700
700
#A4256B
oklch(49.1% 0.174 352)
-
Step 800
800 (this color)
#821E55
oklch(41.8% 0.144 351.6)
-
Step 900
900
#6B2248
oklch(37.7% 0.112 351.6)
-
Step 950
950
#3F152A
oklch(26.9% 0.071 351.8)
#821E55 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) | #303C56 | 0.161 |
| Deuteranopia (no green cones) | #4C4E53 | 0.144 |
| Tritanopia (no blue cones) | #8C1637 | 0.052 |
| Achromatopsia (no color) | #474747 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #821E55
#821E55
oklch(41.8% 0.144 351.6)
- #005A47
#005A47
oklch(41.7% 0.081 172)
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 #821E55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.029
- Mulberry #920A4E ΔE 0.035
- Wine #80013F ΔE 0.041
- Velvet #750851 ΔE 0.043
- Berry #990F4B ΔE 0.050
- Purple Red #990147 ΔE 0.052
- Red Wine #8C0034 ΔE 0.055
- Dark Fuchsia #9D0759 ΔE 0.056
Use #821E55 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.