#345144
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.8% 0.041 164.7), rgb(52, 81, 68).
Aa
White text reads best on this color (8.72:1).
About this color
#345144 is a dark, muted green. In OKLCH its lightness is 41%, its chroma 0.041 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.022 away. White text reads best on it, at 8.72:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #345144 |
| RGB | rgb(52, 81, 68) |
| HSL | hsl(153, 22%, 26%) |
| OKLCH | oklch(40.8% 0.041 164.7) |
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 #345144 | 8.72:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #345144 | 2.40:1 | Fails | Lc 14.1 | Not readable |
| #345144 text on white | 8.72:1 | AAA | Lc 89.9 | Fine for body text |
| #345144 text on black | 2.40:1 | Fails | Lc -12.4 | 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 800.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D1DCD7
oklch(88.5% 0.014 167.1)
-
Step 300
300
#B3C6BD
oklch(80.9% 0.024 165.7)
-
Step 400
400
#8BA99A
oklch(70.8% 0.04 163.6)
-
Step 500
500
#6E9382
oklch(63.1% 0.048 165)
-
Step 600
600
#557E6B
oklch(55.7% 0.055 164)
-
Step 700
700
#456A59
oklch(49.1% 0.051 164.1)
-
Step 800
800 (this color)
#345144
oklch(40.8% 0.041 164.7)
-
Step 900
900
#31473D
oklch(37.6% 0.032 164.9)
-
Step 950
950
#1D2A24
oklch(27.1% 0.021 164.8)
#345144 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) | #504D43 | 0.041 |
| Deuteranopia (no green cones) | #4B4A45 | 0.039 |
| Tritanopia (no blue cones) | #2D514D | 0.016 |
| Achromatopsia (no color) | #4B4B4B | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #345144
#345144
oklch(40.8% 0.041 164.7)
- #5A414F
#5A414F
oklch(40.8% 0.041 344.4)
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 #345144, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.022
- Dark Blue Green #005249 ΔE 0.036
- Deep Teal #00555A ΔE 0.044
- Dark Teal #014D4E ΔE 0.045
- Charcoal Grey #3C4142 ΔE 0.052
- Pine #2B5D34 ΔE 0.054
- Charcoal #264653 ΔE 0.054
- Dark Green Blue #1F6357 ΔE 0.056
Use #345144 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.