#452B71
Closest named color: Dark Slate Blue (#483D8B). oklch(35.9% 0.116 297.3), rgb(69, 43, 113).
Aa
White text reads best on this color (11.43:1).
About this color
#452B71 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.116 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.060 away. White text reads best on it, at 11.43:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.83:1 |
| White text | 11.43:1 |
Values
| HEX | #452B71 |
| RGB | rgb(69, 43, 113) |
| HSL | hsl(262, 45%, 31%) |
| OKLCH | oklch(35.9% 0.116 297.3) |
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 #452B71 | 11.43:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #452B71 | 1.83:1 | Fails | Lc 7.9 | Not readable |
| #452B71 text on white | 11.43:1 | AAA | Lc 96.0 | Preferred for body text |
| #452B71 text on black | 1.83:1 | 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 900.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7F9
oklch(93.6% 0.024 296.1)
-
Step 200
200
#DCD3F6
oklch(88.5% 0.049 297.2)
-
Step 300
300
#C6B5F2
oklch(80.8% 0.087 297.2)
-
Step 400
400
#AB8CEC
oklch(70.7% 0.14 297.6)
-
Step 500
500
#976CE6
oklch(63.1% 0.178 297.3)
-
Step 600
600
#8350D4
oklch(55.6% 0.194 297.5)
-
Step 700
700
#6F40B8
oklch(49.2% 0.18 297.3)
-
Step 800
800
#5A3695
oklch(42.8% 0.149 297.1)
-
Step 900
900 (this color)
#452B71
oklch(35.9% 0.116 297.3)
-
Step 950
950
#2B1D45
oklch(27% 0.073 297.5)
#452B71 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) | #023A73 | 0.084 |
| Deuteranopia (no green cones) | #10396F | 0.077 |
| Tritanopia (no blue cones) | #3B3A49 | 0.091 |
| Achromatopsia (no color) | #3A3A3A | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #452B71
#452B71
oklch(35.9% 0.116 297.3)
- #3A4200
#3A4200
oklch(35.9% 0.083 117.2)
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 #452B71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.060
- Indigo #4B0082 ΔE 0.067
- Royal Purple #4B006E ΔE 0.068
- Blueberry #464196 ΔE 0.079
- Grape Purple #5D1451 ΔE 0.082
- Prussian Blue #1D3557 ΔE 0.084
- Marine Blue #01386A ΔE 0.087
- Plum Purple #4E0550 ΔE 0.087
Use #452B71 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.