#374333
Closest named color: Charcoal Grey (#3C4142). oklch(36.7% 0.031 137.9), rgb(55, 67, 51).
Aa
White text reads best on this color (10.43:1).
About this color
#374333 is a dark, muted green. In OKLCH its lightness is 37%, its chroma 0.031 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.030 away. White text reads best on it, at 10.43:1.
| Hue family | Greens |
| Lightness | dark (37%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.01:1 |
| White text | 10.43:1 |
Values
| HEX | #374333 |
| RGB | rgb(55, 67, 51) |
| HSL | hsl(105, 14%, 23%) |
| OKLCH | oklch(36.7% 0.031 137.9) |
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 #374333 | 10.43:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #374333 | 2.01:1 | Fails | Lc 9.7 | Not readable |
| #374333 text on white | 10.43:1 | AAA | Lc 94.2 | Preferred for body text |
| #374333 text on black | 2.01:1 | Fails | Lc -8.3 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E8EBE7
oklch(93.7% 0.006 137.8)
-
Step 200
200
#D5DBD3
oklch(88.5% 0.013 137.8)
-
Step 300
300
#B9C4B6
oklch(80.8% 0.023 139)
-
Step 400
400
#96A690
oklch(70.6% 0.036 137.1)
-
Step 500
500
#7C9175
oklch(63.2% 0.048 137.9)
-
Step 600
600
#657B5D
oklch(55.7% 0.052 137.4)
-
Step 700
700
#53674D
oklch(49% 0.047 138.5)
-
Step 800
800
#44543F
oklch(42.6% 0.039 138.3)
-
Step 900
900 (this color)
#374333
oklch(36.7% 0.031 137.9)
-
Step 950
950
#22291F
oklch(27.1% 0.021 136.3)
#374333 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) | #444032 | 0.022 |
| Deuteranopia (no green cones) | #423F34 | 0.022 |
| Tritanopia (no blue cones) | #37423F | 0.022 |
| Achromatopsia (no color) | #404040 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #374333
#374333
oklch(36.7% 0.031 137.9)
- #463A4A
#463A4A
oklch(36.7% 0.031 317.6)
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 #374333, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.030
- Onyx #343A40 ΔE 0.044
- Dark Slate Gray #2F4F4F ΔE 0.049
- Charcoal #264653 ΔE 0.054
- Evergreen #05472A ΔE 0.054
- Dark Olive #373E02 ΔE 0.055
- Dark Teal #014D4E ΔE 0.057
- Dark Blue Green #005249 ΔE 0.059
Use #374333 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.