#452B83
Closest named color: Dark Slate Blue (#483D8B). oklch(37.4% 0.14 291.8), rgb(69, 43, 131).
Aa
White text reads best on this color (10.90:1).
About this color
#452B83 is a dark, vivid purple. In OKLCH its lightness is 37%, its chroma 0.140 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.045 away. White text reads best on it, at 10.90:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.92:1 |
| White text | 10.90:1 |
Values
| HEX | #452B83 |
| RGB | rgb(69, 43, 131) |
| HSL | hsl(258, 51%, 34%) |
| OKLCH | oklch(37.4% 0.14 291.8) |
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 #452B83 | 10.90:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #452B83 | 1.92:1 | Fails | Lc 9.1 | Not readable |
| #452B83 text on white | 10.90:1 | AAA | Lc 94.8 | Preferred for body text |
| #452B83 text on black | 1.92:1 | Fails | Lc -7.8 | 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
#EAE7FD
oklch(93.7% 0.03 292.1)
-
Step 200
200
#D9D3FD
oklch(88.5% 0.058 291.7)
-
Step 300
300
#C1B5FF
oklch(81% 0.104 291.3)
-
Step 400
400
#A48AFF
oklch(70.7% 0.167 291.8)
-
Step 500
500
#9066FE
oklch(63.1% 0.216 291.7)
-
Step 600
600
#7C47ED
oklch(55.6% 0.233 291.6)
-
Step 700
700
#6936CE
oklch(49.1% 0.217 291.6)
-
Step 800
800
#562FA7
oklch(42.8% 0.18 291.9)
-
Step 900
900 (this color)
#452B83
oklch(37.4% 0.14 291.8)
-
Step 950
950
#291B4D
oklch(27% 0.088 292.4)
#452B83 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) | #003E86 | 0.082 |
| Deuteranopia (no green cones) | #003B81 | 0.082 |
| Tritanopia (no blue cones) | #324053 | 0.112 |
| Achromatopsia (no color) | #3D3D3D | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #452B83
#452B83
oklch(37.4% 0.14 291.8)
- #424400
#424400
oklch(37.2% 0.082 111.7)
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 #452B83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.045
- Indigo #4B0082 ΔE 0.059
- Blueberry #464196 ΔE 0.060
- Imperial Purple #480CA8 ΔE 0.071
- Royal Purple #4B006E ΔE 0.075
- Rebecca Purple #663399 ΔE 0.076
- Chrysanthemum #560BAD ΔE 0.081
- Cobalt #1E488F ΔE 0.084
Use #452B83 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.