#344A3A
Closest named color: Dark Slate Gray (#2F4F4F). oklch(38.6% 0.039 152.8), rgb(52, 74, 58).
Aa
White text reads best on this color (9.60:1).
About this color
#344A3A is a dark, muted green. In OKLCH its lightness is 39%, its chroma 0.039 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.033 away. White text reads best on it, at 9.60:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.18:1 |
| White text | 9.60:1 |
Values
| HEX | #344A3A |
| RGB | rgb(52, 74, 58) |
| HSL | hsl(136, 17%, 25%) |
| OKLCH | oklch(38.6% 0.039 152.8) |
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 #344A3A | 9.60:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #344A3A | 2.18:1 | Fails | Lc 11.7 | Not readable |
| #344A3A text on white | 9.60:1 | AAA | Lc 92.2 | Preferred for body text |
| #344A3A text on black | 2.18:1 | Fails | Lc -10.2 | 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
#E6EBE7
oklch(93.5% 0.008 151.9)
-
Step 200
200
#D2DCD4
oklch(88.5% 0.015 151.7)
-
Step 300
300
#B3C6B8
oklch(80.8% 0.028 153.8)
-
Step 400
400
#8BA993
oklch(70.6% 0.046 153.3)
-
Step 500
500
#6E9478
oklch(63% 0.059 152.6)
-
Step 600
600
#567F61
oklch(55.7% 0.065 152.3)
-
Step 700
700
#466B50
oklch(49.2% 0.06 152.2)
-
Step 800
800
#3A5742
oklch(42.7% 0.049 152.6)
-
Step 900
900 (this color)
#344A3A
oklch(38.6% 0.039 152.8)
-
Step 950
950
#1D2A21
oklch(27% 0.024 154.3)
#344A3A 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) | #4A4639 | 0.034 |
| Deuteranopia (no green cones) | #46443B | 0.033 |
| Tritanopia (no blue cones) | #314945 | 0.020 |
| Achromatopsia (no color) | #454545 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344A3A
#344A3A
oklch(38.6% 0.039 152.8)
- #513C4D
#513C4D
oklch(38.6% 0.04 333.1)
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 #344A3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.033
- Charcoal Grey #3C4142 ΔE 0.038
- Dark Blue Green #005249 ΔE 0.042
- Dark Teal #014D4E ΔE 0.045
- Charcoal #264653 ΔE 0.050
- Evergreen #05472A ΔE 0.054
- Deep Teal #00555A ΔE 0.058
- Onyx #343A40 ΔE 0.058
Use #344A3A 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.