#451D58
Closest named color: Plum Purple (#4E0550). oklch(31.8% 0.107 313.2), rgb(69, 29, 88).
Aa
White text reads best on this color (13.37:1).
About this color
#451D58 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.107 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.042 away. White text reads best on it, at 13.37:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.56:1 |
| White text | 13.37:1 |
Values
| HEX | #451D58 |
| RGB | rgb(69, 29, 88) |
| HSL | hsl(281, 50%, 23%) |
| OKLCH | oklch(31.8% 0.107 313.2) |
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 #451D58 | 13.37:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #451D58 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #451D58 text on white | 13.37:1 | AAA | Lc 99.4 | Preferred for body text |
| #451D58 text on black | 1.56:1 | 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
#FAF2FE
oklch(97.1% 0.018 314.7)
-
Step 100
100
#F3E3FC
oklch(93.6% 0.037 313.6)
-
Step 200
200
#EACCFB
oklch(88.5% 0.071 313.3)
-
Step 300
300
#DDA8FB
oklch(80.9% 0.127 312.8)
-
Step 400
400
#CC73F8
oklch(70.7% 0.202 313.3)
-
Step 500
500
#BE41F5
oklch(63.1% 0.26 313.1)
-
Step 600
600
#A900E1
oklch(55.6% 0.276 313.2)
-
Step 700
700
#8F00BF
oklch(49.1% 0.244 313.2)
-
Step 800
800
#76009E
oklch(42.7% 0.212 313.3)
-
Step 900
900
#60137F
oklch(37.8% 0.169 313.3)
-
Step 950
950 (this color)
#451D58
oklch(31.8% 0.107 313.2)
#451D58 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) | #072D5A | 0.098 |
| Deuteranopia (no green cones) | #1A3057 | 0.085 |
| Tritanopia (no blue cones) | #432837 | 0.072 |
| Achromatopsia (no color) | #2F2F2F | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #451D58
#451D58
oklch(31.8% 0.107 313.2)
- #1E3B00
#1E3B00
oklch(31.7% 0.09 133.3)
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 #451D58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.042
- Deep Violet #490648 ΔE 0.046
- Grape Purple #5D1451 ΔE 0.054
- Royal Purple #4B006E ΔE 0.055
- Eggplant Purple #430541 ΔE 0.057
- Dark Purple #35063E ΔE 0.075
- Aubergine #3D0734 ΔE 0.077
- Deep Purple #36013F ΔE 0.078
Use #451D58 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.