#451E51
Closest named color: Plum Purple (#4E0550). oklch(31.5% 0.097 317.6), rgb(69, 30, 81).
Aa
White text reads best on this color (13.48:1).
About this color
#451E51 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.097 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.043 away. White text reads best on it, at 13.48:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.55:1 |
| White text | 13.48:1 |
Values
| HEX | #451E51 |
| RGB | rgb(69, 30, 81) |
| HSL | hsl(286, 46%, 22%) |
| OKLCH | oklch(31.5% 0.097 317.6) |
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 #451E51 | 13.48:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #451E51 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #451E51 text on white | 13.48:1 | AAA | Lc 99.6 | Preferred for body text |
| #451E51 text on black | 1.55:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FAF2FC
oklch(97% 0.016 319.4)
-
Step 100
100
#F3E3F9
oklch(93.5% 0.034 316.9)
-
Step 200
200
#EBCDF5
oklch(88.6% 0.063 317.6)
-
Step 300
300
#DFA9F1
oklch(80.9% 0.114 317.5)
-
Step 400
400
#CE76EA
oklch(70.6% 0.184 317.5)
-
Step 500
500
#C04AE3
oklch(63% 0.234 317.5)
-
Step 600
600
#AC1CD1
oklch(55.6% 0.255 317.6)
-
Step 700
700
#9403B5
oklch(49.2% 0.237 317.7)
-
Step 800
800
#781092
oklch(42.7% 0.196 317.8)
-
Step 900
900
#611A75
oklch(37.7% 0.153 317.6)
-
Step 950
950 (this color)
#451E51
oklch(31.5% 0.097 317.6)
#451E51 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) | #122C53 | 0.090 |
| Deuteranopia (no green cones) | #203050 | 0.079 |
| Tritanopia (no blue cones) | #452634 | 0.062 |
| Achromatopsia (no color) | #2F2F2F | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451E51
#451E51
oklch(31.5% 0.097 317.6)
- #153C00
#153C00
oklch(31.5% 0.096 137.5)
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 #451E51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.043
- Deep Violet #490648 ΔE 0.043
- Eggplant Purple #430541 ΔE 0.052
- Grape Purple #5D1451 ΔE 0.053
- Royal Purple #4B006E ΔE 0.067
- Aubergine #3D0734 ΔE 0.069
- Dark Purple #35063E ΔE 0.071
- Space Cadet #2B2D42 ΔE 0.072
Use #451E51 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.