#497637
Closest named color: Dark Olive Green (#556B2F). oklch(51.8% 0.105 137.5), rgb(73, 118, 55).
Aa
White text reads best on this color (5.34:1).
About this color
#497637 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.105 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.033 away. White text reads best on it, at 5.34:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.92:1 |
| White text | 5.34:1 |
Values
| HEX | #497637 |
| RGB | rgb(73, 118, 55) |
| HSL | hsl(103, 36%, 34%) |
| OKLCH | oklch(51.8% 0.105 137.5) |
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 #497637 | 5.34:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #497637 | 3.92:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #497637 text on white | 5.34:1 | AA | Lc 76.5 | Fine for body text |
| #497637 text on black | 3.92:1 | AA large text | Lc -25.3 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E5ECE3
oklch(93.5% 0.014 138.7)
-
Step 200
200
#D0DECC
oklch(88.5% 0.029 138.7)
-
Step 300
300
#B1C9A9
oklch(80.9% 0.051 137.9)
-
Step 400
400
#88AD7B
oklch(70.7% 0.081 137.7)
-
Step 500
500
#6A9859
oklch(63.1% 0.103 137.6)
-
Step 600
600
#51823D
oklch(55.5% 0.113 137.4)
-
Step 700
700 (this color)
#497637
oklch(51.8% 0.105 137.5)
-
Step 800
800
#365A28
oklch(42.7% 0.088 137.6)
-
Step 900
900
#2F4A25
oklch(37.7% 0.068 137.7)
-
Step 950
950
#1C2B16
oklch(26.9% 0.042 137.2)
#497637 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) | #7A6D31 | 0.070 |
| Deuteranopia (no green cones) | #73693B | 0.069 |
| Tritanopia (no blue cones) | #477268 | 0.074 |
| Achromatopsia (no color) | #6B6B6B | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #497637
#497637
oklch(51.8% 0.105 137.5)
- #815390
#815390
oklch(51.7% 0.107 317.5)
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 #497637, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.033
- Muddy Green #657432 ΔE 0.035
- Dark Moss Green #606C38 ΔE 0.041
- Military Green #667C3E ΔE 0.044
- Jungle Green #048243 ΔE 0.047
- Camo Green #526525 ΔE 0.049
- Olive Green #677A04 ΔE 0.050
- Tree Green #2A7E19 ΔE 0.051
Use #497637 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.