#454783
Closest named color: Dark Slate Blue (#483D8B). oklch(42.6% 0.098 279.9), rgb(69, 71, 131).
Aa
White text reads best on this color (8.46:1).
About this color
#454783 is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.098 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.032 away. White text reads best on it, at 8.46:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.48:1 |
| White text | 8.46:1 |
Values
| HEX | #454783 |
| RGB | rgb(69, 71, 131) |
| HSL | hsl(238, 31%, 39%) |
| OKLCH | oklch(42.6% 0.098 279.9) |
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 #454783 | 8.46:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #454783 | 2.48:1 | Fails | Lc 15.0 | Not readable |
| #454783 text on white | 8.46:1 | AAA | Lc 89.0 | Fine for body text |
| #454783 text on black | 2.48:1 | Fails | Lc -13.2 | 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 800.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D4D7EE
oklch(88.4% 0.032 279.8)
-
Step 300
300
#B9BDE6
oklch(80.9% 0.058 280.6)
-
Step 400
400
#959AD9
oklch(70.6% 0.092 280.3)
-
Step 500
500
#7C80CF
oklch(63% 0.118 280.2)
-
Step 600
600
#6669BC
oklch(55.7% 0.127 279.9)
-
Step 700
700
#5557A2
oklch(49.2% 0.118 280)
-
Step 800
800 (this color)
#454783
oklch(42.6% 0.098 279.9)
-
Step 900
900
#3A3C69
oklch(37.7% 0.076 280.1)
-
Step 950
950
#22233E
oklch(26.9% 0.05 280.9)
#454783 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) | #2F4F85 | 0.034 |
| Deuteranopia (no green cones) | #2B4B82 | 0.035 |
| Tritanopia (no blue cones) | #30535E | 0.085 |
| Achromatopsia (no color) | #4D4D4D | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #454783
#454783
oklch(42.6% 0.098 279.9)
- #5A4F00
#5A4F00
oklch(42.5% 0.088 100.1)
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 #454783, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.032
- Twilight #4E518B ΔE 0.034
- Blueberry #464196 ΔE 0.037
- Dusk #4E5481 ΔE 0.042
- Dusk Blue #26538D ΔE 0.046
- Cobalt #1E488F ΔE 0.049
- Light Navy #155084 ΔE 0.053
- Light Navy Blue #2E5A88 ΔE 0.057
Use #454783 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.