#377648
Closest named color: Dark Olive Green (#556B2F). oklch(51.1% 0.098 150.4), rgb(55, 118, 72).
Aa
White text reads best on this color (5.45:1).
About this color
#377648 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.098 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.043 away. White text reads best on it, at 5.45:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.84:1 |
| White text | 5.45:1 |
Values
| HEX | #377648 |
| RGB | rgb(55, 118, 72) |
| HSL | hsl(136, 36%, 34%) |
| OKLCH | oklch(51.1% 0.098 150.4) |
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 #377648 | 5.45:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #377648 | 3.84:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #377648 text on white | 5.45:1 | AA | Lc 77.0 | Fine for body text |
| #377648 text on black | 3.84:1 | AA large text | Lc -24.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE5
oklch(93.7% 0.014 148.8)
-
Step 200
200
#CDDED0
oklch(88.4% 0.026 150.7)
-
Step 300
300
#ACCAB1
oklch(81% 0.047 150)
-
Step 400
400
#7EAE88
oklch(70.6% 0.075 150.5)
-
Step 500
500
#5C9A6A
oklch(63.1% 0.097 150.1)
-
Step 600
600
#3F8452
oklch(55.5% 0.105 150.7)
-
Step 700
700 (this color)
#377648
oklch(51.1% 0.098 150.4)
-
Step 800
800
#2A5B37
oklch(42.6% 0.08 150.4)
-
Step 900
900
#274B30
oklch(37.7% 0.062 150.6)
-
Step 950
950
#172C1C
oklch(27% 0.04 150.6)
#377648 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) | #776D45 | 0.083 |
| Deuteranopia (no green cones) | #6E674B | 0.081 |
| Tritanopia (no blue cones) | #29746A | 0.053 |
| Achromatopsia (no color) | #696969 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377648
#377648
oklch(51.1% 0.098 150.4)
- #865181
#865181
oklch(51.3% 0.097 330.3)
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 #377648, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.043
- Jungle Green #048243 ΔE 0.045
- Dark Moss Green #606C38 ΔE 0.050
- Muddy Green #657432 ΔE 0.054
- Camo Green #526525 ΔE 0.056
- Military Green #667C3E ΔE 0.059
- Sea Green #2E8B57 ΔE 0.062
- Tree Green #2A7E19 ΔE 0.063
Use #377648 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.