#38316E
Closest named color: Prussian Blue (#1D3557). oklch(35.5% 0.102 285.2), rgb(56, 49, 110).
Aa
White text reads best on this color (11.45:1).
About this color
#38316E is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.102 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.059 away. White text reads best on it, at 11.45:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.83:1 |
| White text | 11.45:1 |
Values
| HEX | #38316E |
| RGB | rgb(56, 49, 110) |
| HSL | hsl(247, 38%, 31%) |
| OKLCH | oklch(35.5% 0.102 285.2) |
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 #38316E | 11.45:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #38316E | 1.83:1 | Fails | Lc 7.7 | Not readable |
| #38316E text on white | 11.45:1 | AAA | Lc 96.2 | Preferred for body text |
| #38316E text on black | 1.83:1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D6D6F5
oklch(88.6% 0.042 285.5)
-
Step 300
300
#BBBAF1
oklch(80.9% 0.077 285.4)
-
Step 400
400
#9995EA
oklch(70.7% 0.123 284.9)
-
Step 500
500
#8278E3
oklch(63.1% 0.157 285.2)
-
Step 600
600
#6D5ED1
oklch(55.6% 0.171 285.3)
-
Step 700
700
#5B4DB5
oklch(49.1% 0.158 285.1)
-
Step 800
800
#4A4092
oklch(42.7% 0.13 285)
-
Step 900
900 (this color)
#38316E
oklch(35.5% 0.102 285.2)
-
Step 950
950
#242144
oklch(27.1% 0.064 285.2)
#38316E 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) | #133B70 | 0.050 |
| Deuteranopia (no green cones) | #11386D | 0.050 |
| Tritanopia (no blue cones) | #263E4A | 0.086 |
| Achromatopsia (no color) | #3A3A3A | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #38316E
#38316E
oklch(35.5% 0.102 285.2)
- #423D00
#423D00
oklch(35.4% 0.075 104.4)
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 #38316E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.059
- Marine Blue #01386A ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.064
- Twilight Blue #0A437A ΔE 0.065
- Marine #042E60 ΔE 0.070
- Dark Grey Blue #29465B ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.080
- Cobalt #1E488F ΔE 0.081
Use #38316E 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.