#377A52
Closest named color: Jungle Green (#048243). oklch(52.4% 0.094 155.1), rgb(55, 122, 82).
Aa
White text reads best on this color (5.16:1).
About this color
#377A52 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.094 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.044 away. White text reads best on it, at 5.16:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #377A52 |
| RGB | rgb(55, 122, 82) |
| HSL | hsl(144, 38%, 35%) |
| OKLCH | oklch(52.4% 0.094 155.1) |
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 #377A52 | 5.16:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #377A52 | 4.06:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #377A52 text on white | 5.16:1 | AA | Lc 75.4 | Fine for body text |
| #377A52 text on black | 4.06:1 | AA large text | Lc -26.4 | 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 600.
-
Step 50
50
#F3F7F4
oklch(97.2% 0.006 153.8)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CEDED2
oklch(88.5% 0.024 153.4)
-
Step 300
300
#ACC9B5
oklch(80.9% 0.042 155.2)
-
Step 400
400
#7FAD8E
oklch(70.6% 0.067 154.9)
-
Step 500
500
#5D9973
oklch(63.1% 0.085 155.3)
-
Step 600
600 (this color)
#377A52
oklch(52.4% 0.094 155.1)
-
Step 700
700
#326F4B
oklch(49.1% 0.086 155.4)
-
Step 800
800
#2A5B3D
oklch(42.8% 0.073 154.8)
-
Step 900
900
#274A34
oklch(37.6% 0.056 155)
-
Step 950
950
#182C1F
oklch(27.1% 0.036 154.8)
#377A52 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) | #7A7150 | 0.085 |
| Deuteranopia (no green cones) | #706B54 | 0.081 |
| Tritanopia (no blue cones) | #24796F | 0.045 |
| Achromatopsia (no color) | #6D6D6D | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377A52
#377A52
oklch(52.4% 0.094 155.1)
- #8B5480
#8B5480
oklch(52.3% 0.095 334.5)
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 #377A52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.044
- Sea Green #2E8B57 ΔE 0.051
- Dark Sage #598556 ΔE 0.052
- Dark Olive Green #556B2F ΔE 0.054
- Military Green #667C3E ΔE 0.056
- Muddy Green #657432 ΔE 0.056
- Dark Moss Green #606C38 ΔE 0.056
- Bluegreen #017A79 ΔE 0.061
Use #377A52 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.