#452E89
Closest named color: Dark Slate Blue (#483D8B). oklch(38.4% 0.144 289.5), rgb(69, 46, 137).
Aa
White text reads best on this color (10.47:1).
About this color
#452E89 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.144 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.037 away. White text reads best on it, at 10.47:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.00:1 |
| White text | 10.47:1 |
Values
| HEX | #452E89 |
| RGB | rgb(69, 46, 137) |
| HSL | hsl(255, 50%, 36%) |
| OKLCH | oklch(38.4% 0.144 289.5) |
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 #452E89 | 10.47:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #452E89 | 2.00:1 | Fails | Lc 10.1 | Not readable |
| #452E89 text on white | 10.47:1 | AAA | Lc 93.8 | Preferred for body text |
| #452E89 text on black | 2.00:1 | Fails | Lc -8.7 | 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
#D7D3FF
oklch(88.4% 0.06 289.3)
-
Step 300
300
#BFB6FF
oklch(81% 0.102 289.6)
-
Step 400
400
#A08CFF
oklch(70.8% 0.164 289.5)
-
Step 500
500
#8B69FF
oklch(63.1% 0.213 289.3)
-
Step 600
600
#7846F2
oklch(55.5% 0.24 289.5)
-
Step 700
700
#6635D3
oklch(49.1% 0.223 289.7)
-
Step 800
800
#522EAA
oklch(42.6% 0.185 289.4)
-
Step 900
900 (this color)
#452E89
oklch(38.4% 0.144 289.5)
-
Step 950
950
#271B4F
oklch(27% 0.091 289.5)
#452E89 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) | #00418C | 0.079 |
| Deuteranopia (no green cones) | #003D87 | 0.078 |
| Tritanopia (no blue cones) | #2F4457 | 0.117 |
| Achromatopsia (no color) | #3F3F3F | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #452E89
#452E89
oklch(38.4% 0.144 289.5)
- #474600
#474600
oklch(38.3% 0.083 108.8)
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 #452E89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.037
- Blueberry #464196 ΔE 0.049
- Imperial Purple #480CA8 ΔE 0.066
- Indigo #4B0082 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.069
- Chrysanthemum #560BAD ΔE 0.075
- Cobalt #1E488F ΔE 0.077
- Indigo Blue #3A18B1 ΔE 0.077
Use #452E89 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.