#39335D
Closest named color: Prussian Blue (#1D3557). oklch(34.8% 0.072 288.6), rgb(57, 51, 93).
Aa
White text reads best on this color (11.63:1).
About this color
#39335D is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.072 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.043 away. White text reads best on it, at 11.63:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.80:1 |
| White text | 11.63:1 |
Values
| HEX | #39335D |
| RGB | rgb(57, 51, 93) |
| HSL | hsl(249, 29%, 28%) |
| OKLCH | oklch(34.8% 0.072 288.6) |
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 #39335D | 11.63:1 | AAA | Lc -100.3 | Preferred for body text |
| Black text on #39335D | 1.80:1 | Fails | Lc 0.0 | Not readable |
| #39335D text on white | 11.63:1 | AAA | Lc 96.7 | Preferred for body text |
| #39335D text on black | 1.80:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F4
oklch(93.5% 0.016 289.9)
-
Step 200
200
#D8D6EC
oklch(88.4% 0.03 289.9)
-
Step 300
300
#BFBCE2
oklch(81% 0.053 288.8)
-
Step 400
400
#9E98D4
oklch(70.7% 0.087 288.5)
-
Step 500
500
#877EC8
oklch(63.1% 0.11 288.4)
-
Step 600
600
#7166B5
oklch(55.6% 0.12 288.2)
-
Step 700
700
#5F549C
oklch(49.1% 0.113 288.6)
-
Step 800
800
#4E457E
oklch(42.7% 0.093 289.1)
-
Step 900
900 (this color)
#39335D
oklch(34.8% 0.072 288.6)
-
Step 950
950
#26233B
oklch(27.1% 0.044 288.8)
#39335D 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) | #25395F | 0.033 |
| Deuteranopia (no green cones) | #25385C | 0.033 |
| Tritanopia (no blue cones) | #303B43 | 0.061 |
| Achromatopsia (no color) | #393939 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39335D
#39335D
oklch(34.8% 0.072 288.6)
- #3D3D05
#3D3D05
oklch(34.9% 0.072 109.6)
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 #39335D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.056
- Dark Blue Grey #1F3B4D ΔE 0.056
- Gunmetal #293241 ΔE 0.058
- Marine Blue #01386A ΔE 0.062
- Dark Grey Blue #29465B ΔE 0.062
- Onyx #343A40 ΔE 0.062
- Marine #042E60 ΔE 0.069
Use #39335D 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.