#2F286E
Closest named color: Midnight Blue (#191970). oklch(32.9% 0.117 282.4), rgb(47, 40, 110).
Aa
White text reads best on this color (12.73:1).
About this color
#2F286E is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.117 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Blue (#191970), ΔE 0.054 away. White text reads best on it, at 12.73:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Midnight Blue (#191970) |
| Black text | 1.64:1 |
| White text | 12.73:1 |
Values
| HEX | #2F286E |
| RGB | rgb(47, 40, 110) |
| HSL | hsl(246, 47%, 29%) |
| OKLCH | oklch(32.9% 0.117 282.4) |
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 #2F286E | 12.73:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #2F286E | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #2F286E text on white | 12.73:1 | AAA | Lc 98.5 | Preferred for body text |
| #2F286E text on black | 1.64:1 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D4D6F9
oklch(88.6% 0.048 282.8)
-
Step 300
300
#B7BAF8
oklch(80.8% 0.087 282.1)
-
Step 400
400
#9494F5
oklch(70.7% 0.14 282.2)
-
Step 500
500
#7C76F1
oklch(63.1% 0.179 282.2)
-
Step 600
600
#675BDF
oklch(55.6% 0.194 282.2)
-
Step 700
700
#5749C2
oklch(49.1% 0.181 282.7)
-
Step 800
800
#463D9D
oklch(42.7% 0.15 282.2)
-
Step 900
900 (this color)
#2F286E
oklch(32.9% 0.117 282.4)
-
Step 950
950
#222049
oklch(27% 0.074 282.5)
#2F286E 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) | #003570 | 0.054 |
| Deuteranopia (no green cones) | #00306D | 0.051 |
| Tritanopia (no blue cones) | #123947 | 0.099 |
| Achromatopsia (no color) | #323232 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F286E
#2F286E
oklch(32.9% 0.117 282.4)
- #3C3600
#3C3600
oklch(32.9% 0.069 102.6)
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 #2F286E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Blue #191970 ΔE 0.054
- Marine #042E60 ΔE 0.057
- Marine Blue #01386A ΔE 0.059
- Prussian Blue #1D3557 ΔE 0.062
- Twilight Blue #0A437A ΔE 0.078
- Royal Purple #4B006E ΔE 0.079
- Indigo #4B0082 ΔE 0.080
- Space Cadet #2B2D42 ΔE 0.083
Use #2F286E 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.