#728028
Closest named color: Swamp (#698339). oklch(57% 0.113 117.9), rgb(114, 128, 40).
Aa
Black text reads best on this color (4.83:1).
About this color
#728028 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 57%, its chroma 0.113 and its hue 118°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.017 away. Black text reads best on it, at 4.83:1.
| Hue family | Yellows |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 4.83:1 |
| White text | 4.34:1 |
Values
| HEX | #728028 |
| RGB | rgb(114, 128, 40) |
| HSL | hsl(70, 52%, 33%) |
| OKLCH | oklch(57% 0.113 117.9) |
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 #728028 | 4.34:1 | AA large text | Lc -75.5 | Fine for body text |
| Black text on #728028 | 4.83:1 | AA | Lc 34.1 | Non-text elements, placeholder text |
| #728028 text on white | 4.34:1 | AA large text | Lc 70.0 | Content text, not long reading |
| #728028 text on black | 4.83:1 | AA | Lc -31.7 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E9EBE0
oklch(93.6% 0.015 115)
-
Step 200
200
#D7DCC7
oklch(88.5% 0.029 117.9)
-
Step 300
300
#BDC6A1
oklch(81% 0.051 118.7)
-
Step 400
400
#9CA86D
oklch(70.8% 0.081 117.9)
-
Step 500
500
#849245
oklch(63.1% 0.103 118)
-
Step 600
600 (this color)
#728028
oklch(57% 0.113 117.9)
-
Step 700
700
#5C6814
oklch(49.1% 0.105 117.7)
-
Step 800
800
#4B5515
oklch(42.7% 0.087 117.9)
-
Step 900
900
#3E4619
oklch(37.6% 0.067 118.2)
-
Step 950
950
#252910
oklch(27% 0.042 116.8)
#728028 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) | #89791B | 0.037 |
| Deuteranopia (no green cones) | #877A2E | 0.037 |
| Tritanopia (no blue cones) | #79796E | 0.097 |
| Achromatopsia (no color) | #797979 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728028
#728028
oklch(57% 0.113 117.9)
- #8068B1
#8068B1
oklch(57.1% 0.112 297.9)
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 #728028, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.017
- Khaki Green #728639 ΔE 0.019
- Murky Green #6C7A0E ΔE 0.024
- Olive #808000 ΔE 0.024
- Swamp Green #748500 ΔE 0.026
- Olive Green #677A04 ΔE 0.030
- Military Green #667C3E ΔE 0.030
- Moss Green #658B38 ΔE 0.032
Use #728028 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.