#370429
Closest named color: Dark Plum (#3F012C). oklch(23.2% 0.091 341.9), rgb(55, 4, 41).
Aa
White text reads best on this color (17.32:1).
About this color
#370429 is a very dark, moderately saturated purple. In OKLCH its lightness is 23%, its chroma 0.091 and its hue 342°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.020 away. White text reads best on it, at 17.32:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.091) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.21:1 |
| White text | 17.32:1 |
Values
| HEX | #370429 |
| RGB | rgb(55, 4, 41) |
| HSL | hsl(316, 86%, 12%) |
| OKLCH | oklch(23.2% 0.091 341.9) |
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 #370429 | 17.32:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #370429 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #370429 text on white | 17.32:1 | AAA | Lc 103.5 | Preferred for body text |
| #370429 text on black | 1.21:1 | 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 950.
-
Step 50
50
#FDF2F8
oklch(97.1% 0.014 343.2)
-
Step 100
100
#FAE2F0
oklch(93.6% 0.032 341.8)
-
Step 200
200
#F6CAE4
oklch(88.4% 0.06 342.1)
-
Step 300
300
#F1A5D4
oklch(80.9% 0.107 342.1)
-
Step 400
400
#E670BF
oklch(70.8% 0.172 341.7)
-
Step 500
500
#DB40AE
oklch(63.1% 0.22 341.9)
-
Step 600
600
#C60299
oklch(55.6% 0.238 342)
-
Step 700
700
#A80081
oklch(49.1% 0.211 342.1)
-
Step 800
800
#8B006A
oklch(42.7% 0.184 342.2)
-
Step 900
900
#701456
oklch(37.8% 0.143 342.3)
-
Step 950
950 (this color)
#370429
oklch(23.2% 0.091 341.9)
#370429 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) | #08152A | 0.102 |
| Deuteranopia (no green cones) | #1A1D28 | 0.086 |
| Tritanopia (no blue cones) | #3B0516 | 0.040 |
| Achromatopsia (no color) | #1A1A1A | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #370429
#370429
oklch(23.2% 0.091 341.9)
- #002416
#002416
oklch(23% 0.05 162.9)
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 #370429, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.020
- Eggplant #380835 ΔE 0.023
- Aubergine #3D0734 ΔE 0.025
- Dark Purple #35063E ΔE 0.041
- Deep Purple #36013F ΔE 0.044
- Very Dark Purple #2A0134 ΔE 0.044
- Eggplant Purple #430541 ΔE 0.052
- Midnight Purple #280137 ΔE 0.052
Use #370429 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.