#421C2E
Closest named color: Aubergine (#3D0734). oklch(28.8% 0.064 352.1), rgb(66, 28, 46).
Aa
White text reads best on this color (14.61:1).
About this color
#421C2E is a dark, muted red. In OKLCH its lightness is 29%, its chroma 0.064 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.054 away. White text reads best on it, at 14.61:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.43:1 |
| White text | 14.61:1 |
Values
| HEX | #421C2E |
| RGB | rgb(66, 28, 46) |
| HSL | hsl(332, 40%, 18%) |
| OKLCH | oklch(28.8% 0.064 352.1) |
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 #421C2E | 14.61:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #421C2E | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #421C2E text on white | 14.61:1 | AAA | Lc 101.2 | Preferred for body text |
| #421C2E text on black | 1.43:1 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F6E4EB
oklch(93.5% 0.022 351.9)
-
Step 200
200
#F0CEDC
oklch(88.4% 0.042 351.2)
-
Step 300
300
#E8ADC6
oklch(80.9% 0.076 351.7)
-
Step 400
400
#DA80A8
oklch(70.8% 0.12 352.5)
-
Step 500
500
#CD5C93
oklch(63.1% 0.155 352)
-
Step 600
600
#B83F7D
oklch(55.6% 0.167 352.3)
-
Step 700
700
#9E306A
oklch(49.1% 0.156 351.9)
-
Step 800
800
#802956
oklch(42.6% 0.129 352)
-
Step 900
900
#682747
oklch(37.8% 0.101 352.3)
-
Step 950
950 (this color)
#421C2E
oklch(28.8% 0.064 352.1)
#421C2E 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) | #21252F | 0.069 |
| Deuteranopia (no green cones) | #2B2B2D | 0.062 |
| Tritanopia (no blue cones) | #471A23 | 0.022 |
| Achromatopsia (no color) | #292929 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421C2E
#421C2E
oklch(28.8% 0.064 352.1)
- #003428
#003428
oklch(29% 0.056 172.1)
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 #421C2E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.054
- Dark Plum #3F012C ΔE 0.058
- Eggplant #380835 ΔE 0.060
- Eggplant Purple #430541 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.066
- Chocolate Brown #411900 ΔE 0.068
- Deep Violet #490648 ΔE 0.070
- Jet #212529 ΔE 0.071
Use #421C2E 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.