#377553
Closest named color: Dark Olive Green (#556B2F). oklch(51.1% 0.085 157.5), rgb(55, 117, 83).
Aa
White text reads best on this color (5.48:1).
About this color
#377553 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.085 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.050 away. White text reads best on it, at 5.48:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.83:1 |
| White text | 5.48:1 |
Values
| HEX | #377553 |
| RGB | rgb(55, 117, 83) |
| HSL | hsl(147, 36%, 34%) |
| OKLCH | oklch(51.1% 0.085 157.5) |
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 #377553 | 5.48:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #377553 | 3.83:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #377553 text on white | 5.48:1 | AA | Lc 77.2 | Fine for body text |
| #377553 text on black | 3.83:1 | AA large text | Lc -24.6 | 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
#F3F7F4
oklch(97.2% 0.006 153.8)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CDDED3
oklch(88.5% 0.024 157.5)
-
Step 300
300
#ACC9B6
oklch(80.9% 0.041 156.7)
-
Step 400
400
#7EAD91
oklch(70.6% 0.065 158.1)
-
Step 500
500
#5C9975
oklch(63.1% 0.084 157)
-
Step 600
600
#40835E
oklch(55.5% 0.09 157.4)
-
Step 700
700 (this color)
#377553
oklch(51.1% 0.085 157.5)
-
Step 800
800
#2A5B40
oklch(42.9% 0.07 157.4)
-
Step 900
900
#274A36
oklch(37.6% 0.054 157.4)
-
Step 950
950
#172C20
oklch(27.1% 0.035 157.9)
#377553 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) | #746D51 | 0.078 |
| Deuteranopia (no green cones) | #6B6755 | 0.075 |
| Tritanopia (no blue cones) | #25746C | 0.040 |
| Achromatopsia (no color) | #696969 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377553
#377553
oklch(51.1% 0.085 157.5)
- #865378
#865378
oklch(51.2% 0.085 337.6)
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 #377553, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.050
- Dark Aquamarine #017371 ΔE 0.052
- Dark Moss Green #606C38 ΔE 0.053
- Bluegreen #017A79 ΔE 0.056
- Deep Turquoise #017374 ΔE 0.057
- Jungle Green #048243 ΔE 0.057
- Muddy Green #657432 ΔE 0.060
- Camo Green #526525 ΔE 0.062
Use #377553 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.