#28734B
Closest named color: Dark Olive Green (#556B2F). oklch(49.8% 0.098 156.5), rgb(40, 115, 75).
Aa
White text reads best on this color (5.76:1).
About this color
#28734B is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.098 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.050 away. White text reads best on it, at 5.76:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.64:1 |
| White text | 5.76:1 |
Values
| HEX | #28734B |
| RGB | rgb(40, 115, 75) |
| HSL | hsl(148, 48%, 30%) |
| OKLCH | oklch(49.8% 0.098 156.5) |
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 #28734B | 5.76:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #28734B | 3.64:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #28734B text on white | 5.76:1 | AA | Lc 78.6 | Fine for body text |
| #28734B text on black | 3.64:1 | AA large text | Lc -23.2 | 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
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CCDFD2
oklch(88.6% 0.027 155.9)
-
Step 300
300
#A9CAB4
oklch(80.9% 0.047 156)
-
Step 400
400
#79AF8D
oklch(70.7% 0.076 156.3)
-
Step 500
500
#539B71
oklch(63.1% 0.097 156.6)
-
Step 600
600
#348559
oklch(55.5% 0.105 156.5)
-
Step 700
700 (this color)
#28734B
oklch(49.8% 0.098 156.5)
-
Step 800
800
#215C3C
oklch(42.7% 0.082 156.5)
-
Step 900
900
#214C33
oklch(37.8% 0.065 155.9)
-
Step 950
950
#152C1E
oklch(26.9% 0.039 155.9)
#28734B 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) | #726A48 | 0.089 |
| Deuteranopia (no green cones) | #68634E | 0.087 |
| Tritanopia (no blue cones) | #037269 | 0.047 |
| Achromatopsia (no color) | #666666 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28734B
#28734B
oklch(49.8% 0.098 156.5)
- #854B77
#854B77
oklch(49.7% 0.098 336.6)
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 #28734B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.050
- Jungle Green #048243 ΔE 0.052
- Camo Green #526525 ΔE 0.058
- Dark Aquamarine #017371 ΔE 0.058
- Dark Moss Green #606C38 ΔE 0.059
- Dark Green Blue #1F6357 ΔE 0.061
- Deep Turquoise #017374 ΔE 0.063
- Bluegreen #017A79 ΔE 0.066
Use #28734B 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.