#452D89
Closest named color: Dark Slate Blue (#483D8B). oklch(38.2% 0.145 289.7), rgb(69, 45, 137).
Aa
White text reads best on this color (10.55:1).
About this color
#452D89 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.145 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.039 away. White text reads best on it, at 10.55:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.98:1 |
| White text | 10.55:1 |
Values
| HEX | #452D89 |
| RGB | rgb(69, 45, 137) |
| HSL | hsl(256, 51%, 36%) |
| OKLCH | oklch(38.2% 0.145 289.7) |
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 #452D89 | 10.55:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #452D89 | 1.98:1 | Fails | Lc 9.9 | Not readable |
| #452D89 text on white | 10.55:1 | AAA | Lc 94.0 | Preferred for body text |
| #452D89 text on black | 1.98:1 | Fails | Lc -8.6 | 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
#D8D3FF
oklch(88.5% 0.06 290.3)
-
Step 300
300
#BFB6FF
oklch(81% 0.102 289.6)
-
Step 400
400
#A08CFF
oklch(70.8% 0.164 289.5)
-
Step 500
500
#8C68FF
oklch(63.1% 0.214 289.8)
-
Step 600
600
#7945F3
oklch(55.6% 0.242 289.8)
-
Step 700
700
#6634D4
oklch(49.1% 0.226 289.6)
-
Step 800
800
#532EAB
oklch(42.8% 0.186 289.7)
-
Step 900
900 (this color)
#452D89
oklch(38.2% 0.145 289.7)
-
Step 950
950
#271B4F
oklch(27% 0.091 289.5)
#452D89 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 | 0.080 |
| Deuteranopia (no green cones) | #003D87 | 0.079 |
| Tritanopia (no blue cones) | #2F4357 | 0.116 |
| Achromatopsia (no color) | #3F3F3F | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #452D89
#452D89
oklch(38.2% 0.145 289.7)
- #464600
#464600
oklch(38.2% 0.083 109.8)
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 #452D89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.039
- Blueberry #464196 ΔE 0.051
- Indigo #4B0082 ΔE 0.064
- Imperial Purple #480CA8 ΔE 0.064
- Rebecca Purple #663399 ΔE 0.070
- Chrysanthemum #560BAD ΔE 0.074
- Indigo Blue #3A18B1 ΔE 0.076
- Sapphire #2138AB ΔE 0.078
Use #452D89 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.