#373328
Closest named color: Onyx (#343A40). oklch(32.2% 0.02 90.4), rgb(55, 51, 40).
Aa
White text reads best on this color (12.60:1).
About this color
#373328 is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.040 away. White text reads best on it, at 12.60:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.66:1 |
| White text | 12.60:1 |
Values
| HEX | #373328 |
| RGB | rgb(55, 51, 40) |
| HSL | hsl(44, 16%, 19%) |
| OKLCH | oklch(32.2% 0.02 90.4) |
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 #373328 | 12.60:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #373328 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #373328 text on white | 12.60:1 | AAA | Lc 98.6 | Preferred for body text |
| #373328 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
#DCD9D0
oklch(88.5% 0.013 91.5)
-
Step 300
300
#C6C0B0
oklch(80.8% 0.023 89.8)
-
Step 400
400
#A9A087
oklch(70.7% 0.037 90.6)
-
Step 500
500
#948969
oklch(63.1% 0.047 91.3)
-
Step 600
600
#7F7250
oklch(55.5% 0.052 89.5)
-
Step 700
700
#6B6041
oklch(49.1% 0.048 90.8)
-
Step 800
800
#574E36
oklch(42.6% 0.039 89.9)
-
Step 900
900
#48412F
oklch(37.7% 0.03 89.3)
-
Step 950
950 (this color)
#373328
oklch(32.2% 0.02 90.4)
#373328 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) | #363327 | 0.003 |
| Deuteranopia (no green cones) | #373428 | 0.003 |
| Tritanopia (no blue cones) | #3A3130 | 0.018 |
| Achromatopsia (no color) | #333333 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #373328
#373328
oklch(32.2% 0.02 90.4)
- #2F333E
#2F333E
oklch(32.2% 0.02 269.5)
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 #373328, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.040
- Pakistan Green #283618 ΔE 0.041
- Gunmetal #293241 ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.060
- Dark Olive #373E02 ΔE 0.065
- Jet #212529 ΔE 0.066
- Dark Blue Grey #1F3B4D ΔE 0.066
Use #373328 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.