#2B4F37
Closest named color: Dark Blue Green (#005249). oklch(39.3% 0.059 153.7), rgb(43, 79, 55).
Aa
White text reads best on this color (9.22:1).
About this color
#2B4F37 is a dark, muted green. In OKLCH its lightness is 39%, its chroma 0.059 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.034 away. White text reads best on it, at 9.22:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #2B4F37 |
| RGB | rgb(43, 79, 55) |
| HSL | hsl(140, 30%, 24%) |
| OKLCH | oklch(39.3% 0.059 153.7) |
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 #2B4F37 | 9.22:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #2B4F37 | 2.27:1 | Fails | Lc 12.8 | Not readable |
| #2B4F37 text on white | 9.22:1 | AAA | Lc 91.2 | Preferred for body text |
| #2B4F37 text on black | 2.27:1 | Fails | Lc -11.2 | 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 900.
-
Step 50
50
#F3F7F4
oklch(97.2% 0.006 153.8)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CEDED2
oklch(88.5% 0.024 153.4)
-
Step 300
300
#ACC9B4
oklch(80.8% 0.043 153.9)
-
Step 400
400
#7EAE8C
oklch(70.7% 0.071 153.5)
-
Step 500
500
#5C9970
oklch(63% 0.089 153.7)
-
Step 600
600
#408458
oklch(55.6% 0.098 153.5)
-
Step 700
700
#317048
oklch(49.2% 0.092 153.5)
-
Step 800
800
#2A5B3B
oklch(42.7% 0.076 153.2)
-
Step 900
900 (this color)
#2B4F37
oklch(39.3% 0.059 153.7)
-
Step 950
950
#172C1E
oklch(27.1% 0.038 154)
#2B4F37 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) | #4F4A36 | 0.052 |
| Deuteranopia (no green cones) | #494638 | 0.050 |
| Tritanopia (no blue cones) | #244E49 | 0.031 |
| Achromatopsia (no color) | #474747 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B4F37
#2B4F37
oklch(39.3% 0.059 153.7)
- #593A53
#593A53
oklch(39.4% 0.058 333.8)
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 #2B4F37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.034
- Dark Slate Gray #2F4F4F ΔE 0.041
- Evergreen #05472A ΔE 0.047
- Dark Teal #014D4E ΔE 0.047
- Pine #2B5D34 ΔE 0.048
- Pine Green #0A481E ΔE 0.052
- Spruce #0A5F38 ΔE 0.054
- Navy Green #35530A ΔE 0.055
Use #2B4F37 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.