#37764A
Closest named color: Dark Olive Green (#556B2F). oklch(51.2% 0.096 151.5), rgb(55, 118, 74).
Aa
White text reads best on this color (5.45:1).
About this color
#37764A is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.096 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.044 away. White text reads best on it, at 5.45:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.85:1 |
| White text | 5.45:1 |
Values
| HEX | #37764A |
| RGB | rgb(55, 118, 74) |
| HSL | hsl(138, 36%, 34%) |
| OKLCH | oklch(51.2% 0.096 151.5) |
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 #37764A | 5.45:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #37764A | 3.85:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #37764A text on white | 5.45:1 | AA | Lc 77.0 | Fine for body text |
| #37764A text on black | 3.85:1 | AA large text | Lc -24.8 | 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
#CDDED1
oklch(88.4% 0.025 152.8)
-
Step 300
300
#ACCAB2
oklch(81% 0.046 151.1)
-
Step 400
400
#7EAE8A
oklch(70.7% 0.073 151.9)
-
Step 500
500
#5C9A6C
oklch(63.1% 0.095 151.2)
-
Step 600
600
#3F8454
oklch(55.5% 0.103 151.6)
-
Step 700
700 (this color)
#37764A
oklch(51.2% 0.096 151.5)
-
Step 800
800
#295B38
oklch(42.6% 0.08 151.5)
-
Step 900
900
#274B31
oklch(37.8% 0.061 151.5)
-
Step 950
950
#172C1D
oklch(27% 0.039 152.2)
#37764A 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) | #766D47 | 0.081 |
| Deuteranopia (no green cones) | #6D674D | 0.080 |
| Tritanopia (no blue cones) | #29746B | 0.052 |
| Achromatopsia (no color) | #696969 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37764A
#37764A
oklch(51.2% 0.096 151.5)
- #86517F
#86517F
oklch(51.2% 0.095 331.7)
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 #37764A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.044
- Jungle Green #048243 ΔE 0.046
- Dark Moss Green #606C38 ΔE 0.051
- Muddy Green #657432 ΔE 0.054
- Camo Green #526525 ΔE 0.057
- Military Green #667C3E ΔE 0.060
- Sea Green #2E8B57 ΔE 0.062
- Dark Sage #598556 ΔE 0.062
Use #37764A 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.