#334F3A
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.9% 0.049 151.5), rgb(51, 79, 58).
Aa
White text reads best on this color (9.05:1).
About this color
#334F3A is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.049 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.035 away. White text reads best on it, at 9.05:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.32:1 |
| White text | 9.05:1 |
Values
| HEX | #334F3A |
| RGB | rgb(51, 79, 58) |
| HSL | hsl(135, 22%, 25%) |
| OKLCH | oklch(39.9% 0.049 151.5) |
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 #334F3A | 9.05:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #334F3A | 2.32:1 | Fails | Lc 13.2 | Not readable |
| #334F3A text on white | 9.05:1 | AAA | Lc 90.8 | Preferred for body text |
| #334F3A text on black | 2.32:1 | Fails | Lc -11.6 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE6
oklch(93.6% 0.011 149.9)
-
Step 200
200
#D0DDD2
oklch(88.5% 0.02 150.1)
-
Step 300
300
#B0C8B5
oklch(80.9% 0.037 151.6)
-
Step 400
400
#86AC8E
oklch(70.8% 0.06 151)
-
Step 500
500
#679773
oklch(63.2% 0.075 151.6)
-
Step 600
600
#4D815B
oklch(55.6% 0.081 151.6)
-
Step 700
700
#3E6D4B
oklch(49.1% 0.075 151.7)
-
Step 800
800
#33593D
oklch(42.7% 0.064 151.4)
-
Step 900
900 (this color)
#334F3A
oklch(39.9% 0.049 151.5)
-
Step 950
950
#1B2B1F
oklch(27.1% 0.031 151.7)
#334F3A 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) | #4F4B39 | 0.042 |
| Deuteranopia (no green cones) | #4B473B | 0.043 |
| Tritanopia (no blue cones) | #2F4E49 | 0.026 |
| Achromatopsia (no color) | #494949 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334F3A
#334F3A
oklch(39.9% 0.049 151.5)
- #573E53
#573E53
oklch(39.9% 0.048 332.1)
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 #334F3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.035
- Dark Blue Green #005249 ΔE 0.038
- Dark Teal #014D4E ΔE 0.049
- Pine #2B5D34 ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.053
- Deep Teal #00555A ΔE 0.055
- Evergreen #05472A ΔE 0.057
- Spruce #0A5F38 ΔE 0.059
Use #334F3A 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.