#344D43
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.6% 0.035 167.8), rgb(52, 77, 67).
Aa
White text reads best on this color (9.17:1).
About this color
#344D43 is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.035 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.019 away. White text reads best on it, at 9.17:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.28:1 |
| White text | 9.17:1 |
Values
| HEX | #344D43 |
| RGB | rgb(52, 77, 67) |
| HSL | hsl(156, 19%, 25%) |
| OKLCH | oklch(39.6% 0.035 167.8) |
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 #344D43 | 9.17:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #344D43 | 2.28:1 | Fails | Lc 12.9 | Not readable |
| #344D43 text on white | 9.17:1 | AAA | Lc 91.1 | Preferred for body text |
| #344D43 text on black | 2.28:1 | Fails | Lc -11.2 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBE9
oklch(93.5% 0.007 174.4)
-
Step 200
200
#D0DCD7
oklch(88.4% 0.015 169.2)
-
Step 300
300
#B1C6BD
oklch(80.8% 0.026 168.1)
-
Step 400
400
#88A99B
oklch(70.6% 0.042 167.5)
-
Step 500
500
#699483
oklch(63% 0.054 168.1)
-
Step 600
600
#507F6D
oklch(55.7% 0.059 168)
-
Step 700
700
#416B5B
oklch(49.2% 0.054 168)
-
Step 800
800
#36574A
oklch(42.7% 0.045 167.5)
-
Step 900
900 (this color)
#344D43
oklch(39.6% 0.035 167.8)
-
Step 950
950
#1C2A24
oklch(27% 0.022 166.4)
#344D43 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) | #4C4A43 | 0.036 |
| Deuteranopia (no green cones) | #474744 | 0.033 |
| Tritanopia (no blue cones) | #2E4D4A | 0.013 |
| Achromatopsia (no color) | #484848 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344D43
#344D43
oklch(39.6% 0.035 167.8)
- #553F4A
#553F4A
oklch(39.6% 0.035 347.3)
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 #344D43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.019
- Dark Blue Green #005249 ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.040
- Dark Teal #014D4E ΔE 0.041
- Charcoal #264653 ΔE 0.045
- Deep Teal #00555A ΔE 0.047
- Dark Grey Blue #29465B ΔE 0.055
- Onyx #343A40 ΔE 0.062
Use #344D43 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.