#307138
Closest named color: Dark Olive Green (#556B2F). oklch(49.1% 0.111 146.1), rgb(48, 113, 56).
Aa
White text reads best on this color (5.92:1).
About this color
#307138 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.111 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.040 away. White text reads best on it, at 5.92:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.54:1 |
| White text | 5.92:1 |
Values
| HEX | #307138 |
| RGB | rgb(48, 113, 56) |
| HSL | hsl(127, 40%, 32%) |
| OKLCH | oklch(49.1% 0.111 146.1) |
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 #307138 | 5.92:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #307138 | 3.54:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #307138 text on white | 5.92:1 | AA | Lc 79.4 | Fine for body text |
| #307138 text on black | 3.54:1 | AA large text | Lc -22.4 | 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 700.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E4EDE4
oklch(93.7% 0.015 145.5)
-
Step 200
200
#CDDFCE
oklch(88.5% 0.03 146.9)
-
Step 300
300
#ABCAAC
oklch(80.8% 0.053 145.9)
-
Step 400
400
#7EAF81
oklch(70.7% 0.084 146.1)
-
Step 500
500
#5B9B60
oklch(63.1% 0.109 145.9)
-
Step 600
600
#3E8547
oklch(55.5% 0.118 146.4)
-
Step 700
700 (this color)
#307138
oklch(49.1% 0.111 146.1)
-
Step 800
800
#295C2F
oklch(42.7% 0.091 146.2)
-
Step 900
900
#264C2A
oklch(37.8% 0.072 146.3)
-
Step 950
950
#172C19
oklch(26.9% 0.044 146.4)
#307138 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) | #736833 | 0.086 |
| Deuteranopia (no green cones) | #6A623C | 0.084 |
| Tritanopia (no blue cones) | #246E64 | 0.068 |
| Achromatopsia (no color) | #646464 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #307138
#307138
oklch(49.1% 0.111 146.1)
- #804882
#804882
oklch(49% 0.111 325.9)
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 #307138, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.040
- Camo Green #526525 ΔE 0.046
- Jungle Green #048243 ΔE 0.050
- Camouflage Green #4B6113 ΔE 0.052
- Tree Green #2A7E19 ΔE 0.056
- Dark Moss Green #606C38 ΔE 0.057
- Mud Green #606602 ΔE 0.061
- Army Green #4B5D16 ΔE 0.062
Use #307138 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.