#374F44
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.4% 0.035 164.7), rgb(55, 79, 68).
Aa
White text reads best on this color (8.88:1).
About this color
#374F44 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 8.88:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.36:1 |
| White text | 8.88:1 |
Values
| HEX | #374F44 |
| RGB | rgb(55, 79, 68) |
| HSL | hsl(153, 18%, 26%) |
| OKLCH | oklch(40.4% 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 #374F44 | 8.88:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #374F44 | 2.36:1 | Fails | Lc 13.7 | Not readable |
| #374F44 text on white | 8.88:1 | AAA | Lc 90.3 | Preferred for body text |
| #374F44 text on black | 2.36:1 | Fails | Lc -12.0 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D3DCD7
oklch(88.6% 0.012 162)
-
Step 300
300
#B5C5BD
oklch(80.9% 0.021 164.5)
-
Step 400
400
#8FA79B
oklch(70.6% 0.032 163.9)
-
Step 500
500
#729283
oklch(63.1% 0.042 164.8)
-
Step 600
600
#5A7C6D
oklch(55.6% 0.045 165.8)
-
Step 700
700
#4A695B
oklch(49.2% 0.043 165.1)
-
Step 800
800 (this color)
#374F44
oklch(40.4% 0.035 164.7)
-
Step 900
900
#34463E
oklch(37.6% 0.027 166)
-
Step 950
950
#1F2924
oklch(27% 0.017 163.4)
#374F44 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) | #4E4C43 | 0.034 |
| Deuteranopia (no green cones) | #4A4945 | 0.033 |
| Tritanopia (no blue cones) | #324F4C | 0.014 |
| Achromatopsia (no color) | #4A4A4A | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #374F44
#374F44
oklch(40.4% 0.035 164.7)
- #57414D
#57414D
oklch(40.3% 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 #374F44, 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 0.040
- Charcoal Grey #3C4142 ΔE 0.045
- Dark Teal #014D4E ΔE 0.046
- Deep Teal #00555A ΔE 0.047
- Charcoal #264653 ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.059
- Pine #2B5D34 ΔE 0.060
Use #374F44 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.