#43315A
Closest named color: Prussian Blue (#1D3557). oklch(35.3% 0.072 303.1), rgb(67, 49, 90).
Aa
White text reads best on this color (11.50:1).
About this color
#43315A is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.072 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.060 away. White text reads best on it, at 11.50:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.82:1 |
| White text | 11.50:1 |
Values
| HEX | #43315A |
| RGB | rgb(67, 49, 90) |
| HSL | hsl(266, 29%, 27%) |
| OKLCH | oklch(35.3% 0.072 303.1) |
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 #43315A | 11.50:1 | AAA | Lc -100.1 | Preferred for body text |
| Black text on #43315A | 1.82:1 | Fails | Lc 7.5 | Not readable |
| #43315A text on white | 11.50:1 | AAA | Lc 96.4 | Preferred for body text |
| #43315A text on black | 1.82:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F3
oklch(93.5% 0.017 304.8)
-
Step 200
200
#DDD5EA
oklch(88.6% 0.03 303)
-
Step 300
300
#C7B9DE
oklch(80.9% 0.054 302.4)
-
Step 400
400
#AB94CD
oklch(70.7% 0.085 302.8)
-
Step 500
500
#9778C0
oklch(63% 0.11 303.2)
-
Step 600
600
#8260AD
oklch(55.6% 0.121 303.1)
-
Step 700
700
#6E4F94
oklch(49.1% 0.111 303.3)
-
Step 800
800
#594178
oklch(42.6% 0.092 302.8)
-
Step 900
900 (this color)
#43315A
oklch(35.3% 0.072 303.1)
-
Step 950
950
#2B2139
oklch(27.1% 0.045 302.6)
#43315A 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) | #27395C | 0.048 |
| Deuteranopia (no green cones) | #2B3959 | 0.044 |
| Tritanopia (no blue cones) | #3F3841 | 0.055 |
| Achromatopsia (no color) | #393939 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43315A
#43315A
oklch(35.3% 0.072 303.1)
- #344111
#344111
oklch(35.2% 0.072 123.1)
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 #43315A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.060
- Space Cadet #2B2D42 ΔE 0.063
- Gunmetal #293241 ΔE 0.066
- Onyx #343A40 ΔE 0.066
- Dark Blue Grey #1F3B4D ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.071
- Charcoal Grey #3C4142 ΔE 0.075
- Grape Purple #5D1451 ΔE 0.077
Use #43315A 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.