#45439C
Closest named color: Blueberry (#464196). oklch(43.6% 0.141 279.8), rgb(69, 67, 156).
Aa
White text reads best on this color (8.28:1).
About this color
#45439C is a dark, vivid blue. In OKLCH its lightness is 44%, its chroma 0.141 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.011 away. White text reads best on it, at 8.28:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.53:1 |
| White text | 8.28:1 |
Values
| HEX | #45439C |
| RGB | rgb(69, 67, 156) |
| HSL | hsl(241, 40%, 44%) |
| OKLCH | oklch(43.6% 0.141 279.8) |
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 #45439C | 8.28:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #45439C | 2.53:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #45439C text on white | 8.28:1 | AAA | Lc 88.3 | Fine for body text |
| #45439C text on black | 2.53:1 | Fails | Lc -13.9 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F8
oklch(88.6% 0.046 278.6)
-
Step 300
300
#B5BBF6
oklch(80.8% 0.084 279.8)
-
Step 400
400
#9196F1
oklch(70.7% 0.132 280)
-
Step 500
500
#7879EC
oklch(63.1% 0.169 280)
-
Step 600
600
#625FDA
oklch(55.5% 0.183 279.7)
-
Step 700
700
#524EBD
oklch(49.2% 0.169 279.8)
-
Step 800
800 (this color)
#45439C
oklch(43.6% 0.141 279.8)
-
Step 900
900
#38387A
oklch(37.8% 0.11 279.8)
-
Step 950
950
#202147
oklch(26.9% 0.069 279.5)
#45439C 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) | #00529F | 0.063 |
| Deuteranopia (no green cones) | #004B9A | 0.060 |
| Tritanopia (no blue cones) | #1B5869 | 0.122 |
| Achromatopsia (no color) | #4E4E4E | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45439C
#45439C
oklch(43.6% 0.141 279.8)
- #5D5200
#5D5200
oklch(43.6% 0.091 100.4)
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 #45439C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.011
- Dark Slate Blue #483D8B ΔE 0.031
- Cobalt #1E488F ΔE 0.052
- Twilight #4E518B ΔE 0.053
- Dusk Blue #26538D ΔE 0.061
- Sapphire #2138AB ΔE 0.062
- Rebecca Purple #663399 ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.069
Use #45439C 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.