#434471
Closest named color: Dark Slate Blue (#483D8B). oklch(40.7% 0.075 281.6), rgb(67, 68, 113).
Aa
White text reads best on this color (9.11:1).
About this color
#434471 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.075 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.051 away. White text reads best on it, at 9.11:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.30:1 |
| White text | 9.11:1 |
Values
| HEX | #434471 |
| RGB | rgb(67, 68, 113) |
| HSL | hsl(239, 26%, 35%) |
| OKLCH | oklch(40.7% 0.075 281.6) |
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 #434471 | 9.11:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #434471 | 2.30:1 | Fails | Lc 13.1 | Not readable |
| #434471 text on white | 9.11:1 | AAA | Lc 90.9 | Preferred for body text |
| #434471 text on black | 2.30:1 | Fails | Lc -11.4 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D6D8E9
oklch(88.6% 0.023 280.6)
-
Step 300
300
#BBBEDD
oklch(80.9% 0.044 281)
-
Step 400
400
#999CCC
oklch(70.8% 0.07 281.7)
-
Step 500
500
#8083BF
oklch(63.1% 0.09 281.3)
-
Step 600
600
#6A6CAB
oklch(55.7% 0.097 281.4)
-
Step 700
700
#585A93
oklch(49.2% 0.091 281)
-
Step 800
800 (this color)
#434471
oklch(40.7% 0.075 281.6)
-
Step 900
900
#3C3E60
oklch(37.8% 0.058 280.7)
-
Step 950
950
#232438
oklch(26.9% 0.037 281.4)
#434471 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) | #354A73 | 0.025 |
| Deuteranopia (no green cones) | #334770 | 0.024 |
| Tritanopia (no blue cones) | #364D55 | 0.065 |
| Achromatopsia (no color) | #484848 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #434471
#434471
oklch(40.7% 0.075 281.6)
- #524B12
#524B12
oklch(40.8% 0.075 102.2)
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 #434471, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.051
- Dusk #4E5481 ΔE 0.054
- Dark Grey Blue #29465B ΔE 0.055
- Twilight #4E518B ΔE 0.056
- Light Navy #155084 ΔE 0.059
- Twilight Blue #0A437A ΔE 0.062
- Dusk Blue #26538D ΔE 0.062
- Cobalt #1E488F ΔE 0.064
Use #434471 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.