#2B581F
Closest named color: Navy Green (#35530A). oklch(41.4% 0.1 139.5), rgb(43, 88, 31).
Aa
White text reads best on this color (8.33:1).
About this color
#2B581F is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.100 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Navy Green (#35530A), ΔE 0.019 away. White text reads best on it, at 8.33:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Navy Green (#35530A) |
| Black text | 2.51:1 |
| White text | 8.33:1 |
Values
| HEX | #2B581F |
| RGB | rgb(43, 88, 31) |
| HSL | hsl(107, 48%, 23%) |
| OKLCH | oklch(41.4% 0.1 139.5) |
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 #2B581F | 8.33:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #2B581F | 2.51:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #2B581F text on white | 8.33:1 | AAA | Lc 88.6 | Fine for body text |
| #2B581F text on black | 2.51:1 | Fails | Lc -13.6 | Not readable |
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 800.
-
Step 50
50
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE2
oklch(93.6% 0.017 140)
-
Step 200
200
#CEDFCA
oklch(88.5% 0.034 139.7)
-
Step 300
300
#AECAA6
oklch(80.8% 0.058 138.8)
-
Step 400
400
#82AF77
oklch(70.7% 0.093 139.6)
-
Step 500
500
#619B53
oklch(63.2% 0.12 139.7)
-
Step 600
600
#468536
oklch(55.6% 0.13 139.7)
-
Step 700
700
#387028
oklch(49% 0.12 139.3)
-
Step 800
800 (this color)
#2B581F
oklch(41.4% 0.1 139.5)
-
Step 900
900
#2A4B21
oklch(37.6% 0.078 139.3)
-
Step 950
950
#192C14
oklch(26.9% 0.049 139.3)
#2B581F 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) | #5B5019 | 0.069 |
| Deuteranopia (no green cones) | #544C23 | 0.068 |
| Tritanopia (no blue cones) | #27554C | 0.068 |
| Achromatopsia (no color) | #4E4E4E | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B581F
#2B581F
oklch(41.4% 0.1 139.5)
- #63376D
#63376D
oklch(41.4% 0.101 320)
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 #2B581F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Green #35530A ΔE 0.019
- Pine #2B5D34 ΔE 0.026
- Deep Green #02590F ΔE 0.032
- Spruce #0A5F38 ΔE 0.033
- Forest #0B5509 ΔE 0.034
- Army Green #4B5D16 ΔE 0.045
- Camouflage Green #4B6113 ΔE 0.052
- Dark Green #006400 ΔE 0.053
Use #2B581F 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.