#452E83
Closest named color: Dark Slate Blue (#483D8B). oklch(37.9% 0.136 290.9), rgb(69, 46, 131).
Aa
White text reads best on this color (10.65:1).
About this color
#452E83 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.136 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.039 away. White text reads best on it, at 10.65:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.65:1 |
Values
| HEX | #452E83 |
| RGB | rgb(69, 46, 131) |
| HSL | hsl(256, 48%, 35%) |
| OKLCH | oklch(37.9% 0.136 290.9) |
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 #452E83 | 10.65:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #452E83 | 1.97:1 | Fails | Lc 9.6 | Not readable |
| #452E83 text on white | 10.65:1 | AAA | Lc 94.3 | Preferred for body text |
| #452E83 text on black | 1.97:1 | Fails | Lc -8.3 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D8D3FD
oklch(88.4% 0.058 290.6)
-
Step 300
300
#C0B5FE
oklch(80.8% 0.102 290.8)
-
Step 400
400
#A28BFD
oklch(70.6% 0.163 290.9)
-
Step 500
500
#8E69FB
oklch(63.1% 0.208 290.9)
-
Step 600
600
#7A4AEA
oklch(55.6% 0.227 290.9)
-
Step 700
700
#6739CC
oklch(49.1% 0.212 290.8)
-
Step 800
800
#5431A5
oklch(42.7% 0.175 290.9)
-
Step 900
900 (this color)
#452E83
oklch(37.9% 0.136 290.9)
-
Step 950
950
#281C4C
oklch(27% 0.085 291.2)
#452E83 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) | #004086 | 0.080 |
| Deuteranopia (no green cones) | #003C81 | 0.079 |
| Tritanopia (no blue cones) | #324254 | 0.110 |
| Achromatopsia (no color) | #3E3E3E | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #452E83
#452E83
oklch(37.9% 0.136 290.9)
- #444600
#444600
oklch(38% 0.084 111.6)
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 #452E83, 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 0.054
- Indigo #4B0082 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.074
- Imperial Purple #480CA8 ΔE 0.074
- Cobalt #1E488F ΔE 0.078
- Royal Purple #4B006E ΔE 0.081
- Chrysanthemum #560BAD ΔE 0.083
Use #452E83 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.