#373329
Closest named color: Onyx (#343A40). oklch(32.2% 0.018 88.8), rgb(55, 51, 41).
Aa
White text reads best on this color (12.58:1).
About this color
#373329 is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.038 away. White text reads best on it, at 12.58:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.66:1 |
| White text | 12.58:1 |
Values
| HEX | #373329 |
| RGB | rgb(55, 51, 41) |
| HSL | hsl(43, 15%, 19%) |
| OKLCH | oklch(32.2% 0.018 88.8) |
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 #373329 | 12.58:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #373329 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #373329 text on white | 12.58:1 | AAA | Lc 98.6 | Preferred for body text |
| #373329 text on black | 1.66:1 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE5
oklch(93.6% 0.007 97.4)
-
Step 200
200
#DCD9D1
oklch(88.5% 0.011 89.7)
-
Step 300
300
#C6C0B1
oklch(80.9% 0.022 88.7)
-
Step 400
400
#A9A089
oklch(70.7% 0.034 89.2)
-
Step 500
500
#94896C
oklch(63.2% 0.043 89.7)
-
Step 600
600
#7F7253
oklch(55.6% 0.048 87.9)
-
Step 700
700
#6B6044
oklch(49.2% 0.044 89)
-
Step 800
800
#574E38
oklch(42.7% 0.036 88.3)
-
Step 900
900
#484130
oklch(37.7% 0.029 88.3)
-
Step 950
950 (this color)
#373329
oklch(32.2% 0.018 88.8)
#373329 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) | #353328 | 0.004 |
| Deuteranopia (no green cones) | #363429 | 0.004 |
| Tritanopia (no blue cones) | #393130 | 0.016 |
| Achromatopsia (no color) | #333333 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #373329
#373329
oklch(32.2% 0.018 88.8)
- #2F333D
#2F333D
oklch(32.1% 0.019 268.1)
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 #373329, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.038
- Pakistan Green #283618 ΔE 0.042
- Gunmetal #293241 ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.054
- Space Cadet #2B2D42 ΔE 0.058
- Dark Blue Grey #1F3B4D ΔE 0.065
- Jet #212529 ΔE 0.066
- Dark Olive #373E02 ΔE 0.067
Use #373329 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.