#334437
Closest named color: Charcoal Grey (#3C4142). oklch(36.8% 0.031 151.8), rgb(51, 68, 55).
Aa
White text reads best on this color (10.38:1).
About this color
#334437 is a dark, muted green. In OKLCH its lightness is 37%, its chroma 0.031 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.028 away. White text reads best on it, at 10.38:1.
| Hue family | Greens |
| Lightness | dark (37%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.02:1 |
| White text | 10.38:1 |
Values
| HEX | #334437 |
| RGB | rgb(51, 68, 55) |
| HSL | hsl(134, 14%, 23%) |
| OKLCH | oklch(36.8% 0.031 151.8) |
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 #334437 | 10.38:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #334437 | 2.02:1 | Fails | Lc 9.8 | Not readable |
| #334437 text on white | 10.38:1 | AAA | Lc 94.1 | Preferred for body text |
| #334437 text on black | 2.02:1 | Fails | Lc -8.5 | 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
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D3DCD5
oklch(88.6% 0.014 152.6)
-
Step 300
300
#B6C5B9
oklch(80.8% 0.023 151.6)
-
Step 400
400
#90A895
oklch(70.8% 0.038 151.4)
-
Step 500
500
#74927B
oklch(63% 0.048 151.9)
-
Step 600
600
#5D7C64
oklch(55.5% 0.051 151.4)
-
Step 700
700
#4C6953
oklch(49.1% 0.049 151.7)
-
Step 800
800
#3F5544
oklch(42.6% 0.039 151.4)
-
Step 900
900 (this color)
#334437
oklch(36.8% 0.031 151.8)
-
Step 950
950
#1F2922
oklch(26.9% 0.019 154.4)
#334437 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) | #444136 | 0.027 |
| Deuteranopia (no green cones) | #413F38 | 0.027 |
| Tritanopia (no blue cones) | #314340 | 0.017 |
| Achromatopsia (no color) | #404040 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334437
#334437
oklch(36.8% 0.031 151.8)
- #493947
#493947
oklch(36.7% 0.032 330.4)
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 #334437, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.028
- Onyx #343A40 ΔE 0.042
- Dark Slate Gray #2F4F4F ΔE 0.044
- Charcoal #264653 ΔE 0.047
- Dark Teal #014D4E ΔE 0.049
- Evergreen #05472A ΔE 0.051
- Dark Blue Green #005249 ΔE 0.053
- Dark Olive #373E02 ΔE 0.060
Use #334437 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.