#2B7451
Closest named color: Dark Aquamarine (#017371). oklch(50.3% 0.092 159.4), rgb(43, 116, 81).
Aa
White text reads best on this color (5.64:1).
About this color
#2B7451 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.092 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.051 away. White text reads best on it, at 5.64:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.71:1 |
| White text | 5.64:1 |
Values
| HEX | #2B7451 |
| RGB | rgb(43, 116, 81) |
| HSL | hsl(151, 46%, 31%) |
| OKLCH | oklch(50.3% 0.092 159.4) |
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 #2B7451 | 5.64:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #2B7451 | 3.71:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #2B7451 text on white | 5.64:1 | AA | Lc 78.0 | Fine for body text |
| #2B7451 text on black | 3.71:1 | AA large text | Lc -23.8 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE7
oklch(93.7% 0.013 159.9)
-
Step 200
200
#CCDED3
oklch(88.4% 0.024 159.1)
-
Step 300
300
#A9CAB6
oklch(80.9% 0.045 158.6)
-
Step 400
400
#79AF91
oklch(70.8% 0.072 159.5)
-
Step 500
500
#549A76
oklch(63% 0.09 159.8)
-
Step 600
600
#35855E
oklch(55.6% 0.1 159.3)
-
Step 700
700 (this color)
#2B7451
oklch(50.3% 0.092 159.4)
-
Step 800
800
#225C40
oklch(42.8% 0.077 159.5)
-
Step 900
900
#224B36
oklch(37.6% 0.059 159.3)
-
Step 950
950
#152C20
oklch(27% 0.037 159.8)
#2B7451 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) | #736B4F | 0.087 |
| Deuteranopia (no green cones) | #696453 | 0.085 |
| Tritanopia (no blue cones) | #07736B | 0.042 |
| Achromatopsia (no color) | #676767 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B7451
#2B7451
oklch(50.3% 0.092 159.4)
- #864E75
#864E75
oklch(50.2% 0.092 339.2)
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 #2B7451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.051
- Dark Olive Green #556B2F ΔE 0.053
- Jungle Green #048243 ΔE 0.055
- Deep Turquoise #017374 ΔE 0.056
- Bluegreen #017A79 ΔE 0.058
- Dark Moss Green #606C38 ΔE 0.059
- Dark Green Blue #1F6357 ΔE 0.061
- Camo Green #526525 ΔE 0.062
Use #2B7451 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.