#452D87
Closest named color: Dark Slate Blue (#483D8B). oklch(38% 0.143 290.2), rgb(69, 45, 135).
Aa
White text reads best on this color (10.61:1).
About this color
#452D87 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.143 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.040 away. White text reads best on it, at 10.61:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.61:1 |
Values
| HEX | #452D87 |
| RGB | rgb(69, 45, 135) |
| HSL | hsl(256, 50%, 35%) |
| OKLCH | oklch(38% 0.143 290.2) |
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 #452D87 | 10.61:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #452D87 | 1.97:1 | Fails | Lc 9.8 | Not readable |
| #452D87 text on white | 10.61:1 | AAA | Lc 94.1 | Preferred for body text |
| #452D87 text on black | 1.97:1 | Fails | Lc -8.4 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E9E7FE
oklch(93.6% 0.031 289.8)
-
Step 200
200
#D8D3FE
oklch(88.5% 0.059 290.5)
-
Step 300
300
#BFB5FF
oklch(80.8% 0.104 290.1)
-
Step 400
400
#A18BFF
oklch(70.7% 0.166 290.2)
-
Step 500
500
#8D68FF
oklch(63.2% 0.214 290.2)
-
Step 600
600
#7A46F0
oklch(55.6% 0.238 290.5)
-
Step 700
700
#6736D1
oklch(49.1% 0.22 290.3)
-
Step 800
800
#532FA9
oklch(42.7% 0.182 289.9)
-
Step 900
900 (this color)
#452D87
oklch(38% 0.143 290.2)
-
Step 950
950
#281B4E
oklch(27% 0.09 290.9)
#452D87 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) | #00408A | 0.080 |
| Deuteranopia (no green cones) | #003C85 | 0.079 |
| Tritanopia (no blue cones) | #304356 | 0.115 |
| Achromatopsia (no color) | #3E3E3E | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #452D87
#452D87
oklch(38% 0.143 290.2)
- #454600
#454600
oklch(38.1% 0.083 110.7)
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 #452D87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.040
- Blueberry #464196 ΔE 0.053
- Indigo #4B0082 ΔE 0.064
- Imperial Purple #480CA8 ΔE 0.067
- Rebecca Purple #663399 ΔE 0.071
- Chrysanthemum #560BAD ΔE 0.077
- Cobalt #1E488F ΔE 0.079
- Indigo Blue #3A18B1 ΔE 0.079
Use #452D87 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.