#812DA8
Closest named color: Rebecca Purple (#663399). oklch(47.9% 0.192 312.6), rgb(129, 45, 168).
Aa
White text reads best on this color (7.30:1).
About this color
#812DA8 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.192 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.057 away. White text reads best on it, at 7.30:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.192) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.87:1 |
| White text | 7.30:1 |
Values
| HEX | #812DA8 |
| RGB | rgb(129, 45, 168) |
| HSL | hsl(281, 58%, 42%) |
| OKLCH | oklch(47.9% 0.192 312.6) |
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 #812DA8 | 7.30:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #812DA8 | 2.87:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #812DA8 text on white | 7.30:1 | AAA | Lc 84.5 | Fine for body text |
| #812DA8 text on black | 2.87:1 | Fails | Lc -17.5 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F7
oklch(93.6% 0.027 312.6)
-
Step 200
200
#E5D0F2
oklch(88.5% 0.051 312.6)
-
Step 300
300
#D5AFEC
oklch(80.8% 0.093 312.5)
-
Step 400
400
#C083E2
oklch(70.7% 0.148 312.6)
-
Step 500
500
#B05FDA
oklch(63.1% 0.191 312.6)
-
Step 600
600
#9B41C7
oklch(55.5% 0.206 312.5)
-
Step 700
700 (this color)
#812DA8
oklch(47.9% 0.192 312.6)
-
Step 800
800
#6C2B8B
oklch(42.7% 0.158 312.8)
-
Step 900
900
#58286F
oklch(37.7% 0.124 313.2)
-
Step 950
950
#331941
oklch(27% 0.077 312.4)
#812DA8 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) | #0052AB | 0.169 |
| Deuteranopia (no green cones) | #1F58A5 | 0.161 |
| Tritanopia (no blue cones) | #7D4868 | 0.127 |
| Achromatopsia (no color) | #565656 | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #812DA8
#812DA8
oklch(47.9% 0.192 312.6)
- #3E6C00
#3E6C00
oklch(47.9% 0.134 132.5)
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 #812DA8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.057
- Grape #7209B7 ΔE 0.058
- Purply #983FB2 ΔE 0.060
- Warm Purple #952E8F ΔE 0.060
- Dark Magenta #8B008B ΔE 0.064
- Dark Orchid #9932CC ΔE 0.072
- Purple #800080 ΔE 0.078
- Dark Violet #9400D3 ΔE 0.079
Use #812DA8 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.