#728637
Closest named color: Khaki Green (#728639). oklch(58.7% 0.108 121.7), rgb(114, 134, 55).
Aa
Black text reads best on this color (5.18:1).
About this color
#728637 is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 59%, its chroma 0.108 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Khaki Green (#728639), ΔE 0.002 away. Black text reads best on it, at 5.18:1.
| Hue family | Yellows |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Khaki Green (#728639) |
| Black text | 5.18:1 |
| White text | 4.05:1 |
Values
| HEX | #728637 |
| RGB | rgb(114, 134, 55) |
| HSL | hsl(75, 42%, 37%) |
| OKLCH | oklch(58.7% 0.108 121.7) |
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 #728637 | 4.05:1 | AA large text | Lc -73.2 | Content text, not long reading |
| Black text on #728637 | 5.18:1 | AA | Lc 36.4 | Non-text elements, placeholder text |
| #728637 text on white | 4.05:1 | AA large text | Lc 67.7 | Content text, not long reading |
| #728637 text on black | 5.18:1 | AA | Lc -34.0 | 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
#E8EBE1
oklch(93.5% 0.014 120.3)
-
Step 200
200
#D6DCC9
oklch(88.5% 0.026 121.2)
-
Step 300
300
#BBC6A4
oklch(80.9% 0.048 122)
-
Step 400
400
#98A972
oklch(70.8% 0.078 122.4)
-
Step 500
500
#80934C
oklch(63.2% 0.099 121.6)
-
Step 600
600 (this color)
#728637
oklch(58.7% 0.108 121.7)
-
Step 700
700
#586920
oklch(49.1% 0.099 121.4)
-
Step 800
800
#48561C
oklch(42.8% 0.083 121.5)
-
Step 900
900
#3C471D
oklch(37.7% 0.065 121.8)
-
Step 950
950
#232A12
oklch(27.1% 0.042 122.5)
#728637 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) | #8E7F2F | 0.043 |
| Deuteranopia (no green cones) | #8B7E3C | 0.044 |
| Tritanopia (no blue cones) | #778075 | 0.089 |
| Achromatopsia (no color) | #7E7E7E | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728637
#728637
oklch(58.7% 0.108 121.7)
- #886CB2
#886CB2
oklch(58.7% 0.108 301.6)
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 #728637, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Khaki Green #728639 ΔE 0.002
- Swamp #698339 ΔE 0.016
- Moss Green #658B38 ΔE 0.021
- Swamp Green #748500 ΔE 0.029
- Drab #828344 ΔE 0.031
- Mossy Green #638B27 ΔE 0.031
- Olive #808000 ΔE 0.031
- Olive Drab #6B8E23 ΔE 0.034
Use #728637 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.