#39386D
Closest named color: Twilight Blue (#0A437A). oklch(37% 0.089 282), rgb(57, 56, 109).
Aa
White text reads best on this color (10.71:1).
About this color
#39386D is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.089 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.054 away. White text reads best on it, at 10.71:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 1.96:1 |
| White text | 10.71:1 |
Values
| HEX | #39386D |
| RGB | rgb(57, 56, 109) |
| HSL | hsl(241, 32%, 32%) |
| OKLCH | oklch(37% 0.089 282) |
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 #39386D | 10.71:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #39386D | 1.96:1 | Fails | Lc 9.2 | Not readable |
| #39386D text on white | 10.71:1 | AAA | Lc 94.7 | Preferred for body text |
| #39386D text on black | 1.96:1 | Fails | Lc -7.9 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D5D7F2
oklch(88.6% 0.037 282.2)
-
Step 300
300
#B9BCEC
oklch(80.9% 0.068 282)
-
Step 400
400
#9698E2
oklch(70.7% 0.108 282.1)
-
Step 500
500
#7D7DD9
oklch(63.1% 0.136 281.8)
-
Step 600
600
#6864C7
oklch(55.6% 0.149 282.2)
-
Step 700
700
#5653AC
oklch(49.1% 0.138 281.6)
-
Step 800
800
#47448B
oklch(42.7% 0.114 282.3)
-
Step 900
900 (this color)
#39386D
oklch(37% 0.089 282)
-
Step 950
950
#222241
oklch(26.9% 0.057 281.9)
#39386D 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) | #23406F | 0.035 |
| Deuteranopia (no green cones) | #203C6C | 0.035 |
| Tritanopia (no blue cones) | #28434D | 0.077 |
| Achromatopsia (no color) | #3E3E3E | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39386D
#39386D
oklch(37% 0.089 282)
- #484100
#484100
oklch(37.1% 0.078 102.6)
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 #39386D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.058
- Marine Blue #01386A ΔE 0.059
- Dark Grey Blue #29465B ΔE 0.062
- Cobalt #1E488F ΔE 0.071
- Dark Blue Grey #1F3B4D ΔE 0.071
- Charcoal #264653 ΔE 0.074
Use #39386D 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.