#342877
Closest named color: Midnight Blue (#191970). oklch(34.2% 0.129 284.2), rgb(52, 40, 119).
Aa
White text reads best on this color (12.23:1).
About this color
#342877 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.129 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Blue (#191970), ΔE 0.062 away. White text reads best on it, at 12.23:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Midnight Blue (#191970) |
| Black text | 1.71:1 |
| White text | 12.23:1 |
Values
| HEX | #342877 |
| RGB | rgb(52, 40, 119) |
| HSL | hsl(249, 50%, 31%) |
| OKLCH | oklch(34.2% 0.129 284.2) |
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 #342877 | 12.23:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #342877 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #342877 text on white | 12.23:1 | AAA | Lc 97.5 | Preferred for body text |
| #342877 text on black | 1.71:1 | 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
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E7E8FD
oklch(93.7% 0.028 283.7)
-
Step 200
200
#D4D5FC
oklch(88.5% 0.053 284.1)
-
Step 300
300
#B9B8FD
oklch(80.8% 0.097 284.7)
-
Step 400
400
#9691FD
oklch(70.8% 0.155 283.8)
-
Step 500
500
#8071FA
oklch(63.2% 0.197 284.2)
-
Step 600
600
#6B54E9
oklch(55.6% 0.215 284)
-
Step 700
700
#5A43CB
oklch(49.1% 0.2 284)
-
Step 800
800
#4938A4
oklch(42.6% 0.166 284)
-
Step 900
900 (this color)
#342877
oklch(34.2% 0.129 284.2)
-
Step 950
950
#231E4C
oklch(26.9% 0.082 284.4)
#342877 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) | #00387A | 0.061 |
| Deuteranopia (no green cones) | #003375 | 0.058 |
| Tritanopia (no blue cones) | #173B4B | 0.108 |
| Achromatopsia (no color) | #353535 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #342877
#342877
oklch(34.2% 0.129 284.2)
- #3F3A00
#3F3A00
oklch(34.3% 0.072 104.2)
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 #342877, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Blue #191970 ΔE 0.062
- Indigo #4B0082 ΔE 0.068
- Marine Blue #01386A ΔE 0.069
- Marine #042E60 ΔE 0.071
- Dark Slate Blue #483D8B ΔE 0.073
- Royal Purple #4B006E ΔE 0.075
- Prussian Blue #1D3557 ΔE 0.076
- Twilight Blue #0A437A ΔE 0.078
Use #342877 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.