#42182E
Closest named color: Aubergine (#3D0734). oklch(28.1% 0.071 350.1), rgb(66, 24, 46).
Aa
White text reads best on this color (14.98:1).
About this color
#42182E is a dark, moderately saturated red. In OKLCH its lightness is 28%, its chroma 0.071 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.044 away. White text reads best on it, at 14.98:1.
| Hue family | Reds |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.40:1 |
| White text | 14.98:1 |
Values
| HEX | #42182E |
| RGB | rgb(66, 24, 46) |
| HSL | hsl(329, 47%, 18%) |
| OKLCH | oklch(28.1% 0.071 350.1) |
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 #42182E | 14.98:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #42182E | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #42182E text on white | 14.98:1 | AAA | Lc 101.5 | Preferred for body text |
| #42182E text on black | 1.40:1 | 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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F8E4EC
oklch(93.7% 0.024 351.3)
-
Step 200
200
#F3CDDD
oklch(88.5% 0.047 350.9)
-
Step 300
300
#EBABC8
oklch(80.9% 0.083 350.3)
-
Step 400
400
#DE7BAC
oklch(70.6% 0.135 350.1)
-
Step 500
500
#D25598
oklch(63.1% 0.173 349.9)
-
Step 600
600
#BD3482
oklch(55.5% 0.188 350.1)
-
Step 700
700
#A3256E
oklch(49.1% 0.175 350.2)
-
Step 800
800
#84225A
oklch(42.7% 0.144 349.9)
-
Step 900
900
#6B224A
oklch(37.7% 0.113 350)
-
Step 950
950 (this color)
#42182E
oklch(28.1% 0.071 350.1)
#42182E 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) | #1D222F | 0.078 |
| Deuteranopia (no green cones) | #282A2D | 0.072 |
| Tritanopia (no blue cones) | #471621 | 0.025 |
| Achromatopsia (no color) | #272727 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42182E
#42182E
oklch(28.1% 0.071 350.1)
- #003225
#003225
oklch(28.2% 0.056 169.9)
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 #42182E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.044
- Dark Plum #3F012C ΔE 0.048
- Eggplant #380835 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.056
- Deep Violet #490648 ΔE 0.063
- Dark Purple #35063E ΔE 0.066
- Mahogany #4A0100 ΔE 0.071
- Chocolate Brown #411900 ΔE 0.072
Use #42182E 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.