#451F5F
Closest named color: Plum Purple (#4E0550). oklch(32.7% 0.112 308.8), rgb(69, 31, 95).
Aa
White text reads best on this color (13.00:1).
About this color
#451F5F is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.112 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.050 away. White text reads best on it, at 13.00:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.61:1 |
| White text | 13.00:1 |
Values
| HEX | #451F5F |
| RGB | rgb(69, 31, 95) |
| HSL | hsl(276, 51%, 25%) |
| OKLCH | oklch(32.7% 0.112 308.8) |
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 #451F5F | 13.00:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #451F5F | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #451F5F text on white | 13.00:1 | AAA | Lc 98.8 | Preferred for body text |
| #451F5F text on black | 1.61:1 | 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 900.
-
Step 50
50
#F8F4FB
oklch(97.2% 0.01 311.2)
-
Step 100
100
#EEE6F7
oklch(93.6% 0.024 307)
-
Step 200
200
#E2D1F1
oklch(88.4% 0.047 309.2)
-
Step 300
300
#D0B2EA
oklch(80.8% 0.084 308.9)
-
Step 400
400
#B988E0
oklch(70.7% 0.134 308.9)
-
Step 500
500
#A767D7
oklch(63% 0.172 308.7)
-
Step 600
600
#934BC4
oklch(55.6% 0.186 309)
-
Step 700
700
#7D3BAA
oklch(49.1% 0.174 308.7)
-
Step 800
800
#663289
oklch(42.7% 0.143 309.1)
-
Step 900
900 (this color)
#451F5F
oklch(32.7% 0.112 308.8)
-
Step 950
950
#301B40
oklch(26.9% 0.07 308.6)
#451F5F 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) | #002F61 | 0.099 |
| Deuteranopia (no green cones) | #15325E | 0.087 |
| Tritanopia (no blue cones) | #412C3C | 0.078 |
| Achromatopsia (no color) | #313131 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451F5F
#451F5F
oklch(32.7% 0.112 308.8)
- #263C00
#263C00
oklch(32.5% 0.086 129)
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 #451F5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.050
- Royal Purple #4B006E ΔE 0.050
- Deep Violet #490648 ΔE 0.057
- Grape Purple #5D1451 ΔE 0.059
- Eggplant Purple #430541 ΔE 0.069
- Indigo #4B0082 ΔE 0.071
- Space Cadet #2B2D42 ΔE 0.084
- Dark Purple #35063E ΔE 0.085
Use #451F5F 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.