#337A45
Closest named color: Jungle Green (#048243). oklch(52% 0.109 149.4), rgb(51, 122, 69).
Aa
White text reads best on this color (5.23:1).
About this color
#337A45 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.109 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.031 away. White text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.01:1 |
| White text | 5.23:1 |
Values
| HEX | #337A45 |
| RGB | rgb(51, 122, 69) |
| HSL | hsl(135, 41%, 34%) |
| OKLCH | oklch(52% 0.109 149.4) |
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 #337A45 | 5.23:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #337A45 | 4.01:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #337A45 text on white | 5.23:1 | AA | Lc 75.7 | Fine for body text |
| #337A45 text on black | 4.01:1 | AA large text | Lc -26.0 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CCDFCF
oklch(88.5% 0.03 150.1)
-
Step 300
300
#AACBAF
oklch(81% 0.053 149.4)
-
Step 400
400
#7BB084
oklch(70.8% 0.085 149.1)
-
Step 500
500
#569C65
oklch(63.2% 0.109 149.4)
-
Step 600
600
#38864C
oklch(55.6% 0.118 149.5)
-
Step 700
700 (this color)
#337A45
oklch(52% 0.109 149.4)
-
Step 800
800
#245C33
oklch(42.6% 0.09 149.8)
-
Step 900
900
#234C2C
oklch(37.7% 0.071 149.1)
-
Step 950
950
#152C1A
oklch(26.8% 0.044 149.6)
#337A45 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) | #7B7041 | 0.090 |
| Deuteranopia (no green cones) | #716A48 | 0.087 |
| Tritanopia (no blue cones) | #22786D | 0.061 |
| Achromatopsia (no color) | #6C6C6C | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337A45
#337A45
oklch(52% 0.109 149.4)
- #8B5087
#8B5087
oklch(52% 0.109 329.5)
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 #337A45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.031
- Tree Green #2A7E19 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.051
- Dark Olive Green #556B2F ΔE 0.051
- Muddy Green #657432 ΔE 0.054
- Military Green #667C3E ΔE 0.057
- Dark Sage #598556 ΔE 0.058
- Dark Moss Green #606C38 ΔE 0.058
Use #337A45 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.