#434284
Closest named color: Dark Slate Blue (#483D8B). oklch(41.5% 0.108 281.3), rgb(67, 66, 132).
Aa
White text reads best on this color (8.93:1).
About this color
#434284 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.108 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.020 away. White text reads best on it, at 8.93:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.35:1 |
| White text | 8.93:1 |
Values
| HEX | #434284 |
| RGB | rgb(67, 66, 132) |
| HSL | hsl(241, 33%, 39%) |
| OKLCH | oklch(41.5% 0.108 281.3) |
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 #434284 | 8.93:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #434284 | 2.35:1 | Fails | Lc 13.7 | Not readable |
| #434284 text on white | 8.93:1 | AAA | Lc 90.3 | Preferred for body text |
| #434284 text on black | 2.35:1 | Fails | Lc -12.0 | 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 800.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D5D7F0
oklch(88.5% 0.034 282)
-
Step 300
300
#B9BCE9
oklch(80.8% 0.063 281.9)
-
Step 400
400
#9699DE
oklch(70.7% 0.1 281.6)
-
Step 500
500
#7D7ED5
oklch(63% 0.129 281.5)
-
Step 600
600
#6766C2
oklch(55.6% 0.14 281.3)
-
Step 700
700
#5654A8
oklch(49.1% 0.131 281.5)
-
Step 800
800 (this color)
#434284
oklch(41.5% 0.108 281.3)
-
Step 900
900
#3B3B6D
oklch(37.8% 0.084 281.6)
-
Step 950
950
#222340
oklch(27.1% 0.053 280.7)
#434284 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) | #254C86 | 0.043 |
| Deuteranopia (no green cones) | #214783 | 0.043 |
| Tritanopia (no blue cones) | #2C505C | 0.093 |
| Achromatopsia (no color) | #4A4A4A | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #434284
#434284
oklch(41.5% 0.108 281.3)
- #564D00
#564D00
oklch(41.6% 0.087 101.7)
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 #434284, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.020
- Blueberry #464196 ΔE 0.031
- Cobalt #1E488F ΔE 0.047
- Twilight #4E518B ΔE 0.047
- Dusk Blue #26538D ΔE 0.054
- Dusk #4E5481 ΔE 0.057
- Light Navy #155084 ΔE 0.058
- Twilight Blue #0A437A ΔE 0.063
Use #434284 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.