#364E43
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.1% 0.035 164.7), rgb(54, 78, 67).
Aa
White text reads best on this color (9.02:1).
About this color
#364E43 is a dark, muted green. In OKLCH its lightness is 40%, its chroma 0.035 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 0.020 away. White text reads best on it, at 9.02:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.32:1 |
| White text | 9.02:1 |
Values
| HEX | #364E43 |
| RGB | rgb(54, 78, 67) |
| HSL | hsl(153, 18%, 26%) |
| OKLCH | oklch(40.1% 0.035 164.7) |
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 #364E43 | 9.02:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #364E43 | 2.32:1 | Fails | Lc 13.3 | Not readable |
| #364E43 text on white | 9.02:1 | AAA | Lc 90.7 | Preferred for body text |
| #364E43 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBE8
oklch(93.5% 0.008 164.9)
-
Step 200
200
#D1DCD7
oklch(88.5% 0.014 167.1)
-
Step 300
300
#B2C6BC
oklch(80.8% 0.026 164.3)
-
Step 400
400
#89A99A
oklch(70.6% 0.041 165.1)
-
Step 500
500
#6B9481
oklch(63.1% 0.054 164.5)
-
Step 600
600
#527E6B
oklch(55.5% 0.057 165.5)
-
Step 700
700
#426B59
oklch(49.2% 0.055 164.8)
-
Step 800
800
#375749
oklch(42.7% 0.045 165.1)
-
Step 900
900 (this color)
#364E43
oklch(40.1% 0.035 164.7)
-
Step 950
950
#1C2A24
oklch(27% 0.022 166.4)
#364E43 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) | #4D4B42 | 0.034 |
| Deuteranopia (no green cones) | #494844 | 0.033 |
| Tritanopia (no blue cones) | #314E4B | 0.014 |
| Achromatopsia (no color) | #494949 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #364E43
#364E43
oklch(40.1% 0.035 164.7)
- #56404C
#56404C
oklch(40% 0.036 344.9)
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 #364E43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.020
- Dark Blue Green #005249 ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.043
- Dark Teal #014D4E ΔE 0.044
- Deep Teal #00555A ΔE 0.047
- Charcoal #264653 ΔE 0.048
- Dark Grey Blue #29465B ΔE 0.058
- Pine #2B5D34 ΔE 0.062
Use #364E43 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.