#2B5740
Closest named color: Pine (#2B5D34). oklch(41.8% 0.063 159.2), rgb(43, 87, 64).
Aa
White text reads best on this color (8.26:1).
About this color
#2B5740 is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.063 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.031 away. White text reads best on it, at 8.26:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.54:1 |
| White text | 8.26:1 |
Values
| HEX | #2B5740 |
| RGB | rgb(43, 87, 64) |
| HSL | hsl(149, 34%, 25%) |
| OKLCH | oklch(41.8% 0.063 159.2) |
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 #2B5740 | 8.26:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #2B5740 | 2.54:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #2B5740 text on white | 8.26:1 | AAA | Lc 88.4 | Fine for body text |
| #2B5740 text on black | 2.54:1 | Fails | Lc -13.8 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CEDDD4
oklch(88.4% 0.02 159.7)
-
Step 300
300
#ADC8B8
oklch(80.8% 0.037 159.5)
-
Step 400
400
#81AC93
oklch(70.6% 0.059 158.9)
-
Step 500
500
#609879
oklch(63.2% 0.076 159)
-
Step 600
600
#458262
oklch(55.6% 0.082 159.3)
-
Step 700
700
#366E51
oklch(49.1% 0.076 159.2)
-
Step 800
800 (this color)
#2B5740
oklch(41.8% 0.063 159.2)
-
Step 900
900
#294A38
oklch(37.8% 0.05 158.9)
-
Step 950
950
#192B21
oklch(27% 0.03 159.2)
#2B5740 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) | #56513F | 0.059 |
| Deuteranopia (no green cones) | #504D41 | 0.057 |
| Tritanopia (no blue cones) | #1F5751 | 0.028 |
| Achromatopsia (no color) | #4E4E4E | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B5740
#2B5740
oklch(41.8% 0.063 159.2)
- #633F58
#633F58
oklch(41.8% 0.062 338.7)
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 #2B5740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.031
- Dark Blue Green #005249 ΔE 0.037
- Spruce #0A5F38 ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.042
- Dark Green Blue #1F6357 ΔE 0.043
- Deep Teal #00555A ΔE 0.049
- Dark Teal #014D4E ΔE 0.055
- Navy Green #35530A ΔE 0.058
Use #2B5740 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.