#423343
Closest named color: Onyx (#343A40). oklch(34.4% 0.034 324.3), rgb(66, 51, 67).
Aa
White text reads best on this color (11.75:1).
About this color
#423343 is a dark, muted purple. In OKLCH its lightness is 34%, its chroma 0.034 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.033 away. White text reads best on it, at 11.75:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | muted (0.034) |
| Temperature | in between |
| Nearest name | Onyx (#343A40) |
| Black text | 1.78:1 |
| White text | 11.75:1 |
Values
| HEX | #423343 |
| RGB | rgb(66, 51, 67) |
| HSL | hsl(296, 14%, 23%) |
| OKLCH | oklch(34.4% 0.034 324.3) |
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 #423343 | 11.75:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #423343 | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #423343 text on white | 11.75:1 | AAA | Lc 97.0 | Preferred for body text |
| #423343 text on black | 1.78:1 | 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
#F7F5F7
oklch(97.2% 0.003 325.6)
-
Step 100
100
#ECE8ED
oklch(93.6% 0.008 319.4)
-
Step 200
200
#DED6DE
oklch(88.5% 0.014 325.7)
-
Step 300
300
#C9BBCA
oklch(80.8% 0.026 323.8)
-
Step 400
400
#AE98AF
oklch(70.6% 0.041 324.7)
-
Step 500
500
#9A7F9B
oklch(63.1% 0.052 325)
-
Step 600
600
#846886
oklch(55.5% 0.057 324.1)
-
Step 700
700
#705772
oklch(49.2% 0.052 323.9)
-
Step 800
800
#5B475D
oklch(42.7% 0.044 323.3)
-
Step 900
900 (this color)
#423343
oklch(34.4% 0.034 324.3)
-
Step 950
950
#2C232C
oklch(27% 0.021 326.1)
#423343 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) | #323744 | 0.029 |
| Deuteranopia (no green cones) | #353842 | 0.027 |
| Tritanopia (no blue cones) | #433438 | 0.021 |
| Achromatopsia (no color) | #383838 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #423343
#423343
oklch(34.4% 0.034 324.3)
- #2E3E2E
#2E3E2E
oklch(34.5% 0.034 144.8)
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 #423343, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.033
- Gunmetal #293241 ΔE 0.044
- Charcoal Grey #3C4142 ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.048
- Dark Blue Grey #1F3B4D ΔE 0.056
- Prussian Blue #1D3557 ΔE 0.065
- Charcoal #264653 ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.068
Use #423343 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.