#728E01
Closest named color: Dark Yellow Green (#728F02). oklch(60.3% 0.147 122.5), rgb(114, 142, 1).
Aa
Black text reads best on this color (5.58:1).
About this color
#728E01 is a medium-dark, vivid yellow. In OKLCH its lightness is 60%, its chroma 0.147 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Yellow Green (#728F02), ΔE 0.003 away. Black text reads best on it, at 5.58:1.
| Hue family | Yellows |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Dark Yellow Green (#728F02) |
| Black text | 5.58:1 |
| White text | 3.75:1 |
Values
| HEX | #728E01 |
| RGB | rgb(114, 142, 1) |
| HSL | hsl(72, 99%, 28%) |
| OKLCH | oklch(60.3% 0.147 122.5) |
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 #728E01 | 3.75:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #728E01 | 5.58:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #728E01 text on white | 3.75:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #728E01 text on black | 5.58:1 | AA | Lc -36.7 | 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 500.
-
Step 50
50
#F4F7F0
oklch(97.2% 0.01 125.7)
-
Step 100
100
#E7ECDD
oklch(93.5% 0.021 121.8)
-
Step 200
200
#D4DEC1
oklch(88.5% 0.04 122.7)
-
Step 300
300
#B8C995
oklch(81% 0.073 122.7)
-
Step 400
400
#94AC57
oklch(70.7% 0.115 122.4)
-
Step 500
500 (this color)
#728E01
oklch(60.3% 0.147 122.5)
-
Step 600
600
#667F00
oklch(55.6% 0.135 122.3)
-
Step 700
700
#556B00
oklch(49.2% 0.12 122.6)
-
Step 800
800
#455700
oklch(42.6% 0.104 122.4)
-
Step 900
900
#394900
oklch(37.8% 0.092 122.7)
-
Step 950
950
#212B04
oklch(27% 0.061 123)
#728E01 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) | #978400 | 0.060 |
| Deuteranopia (no green cones) | #948419 | 0.059 |
| Tritanopia (no blue cones) | #798678 | 0.123 |
| Achromatopsia (no color) | #848484 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728E01
#728E01
oklch(60.3% 0.147 122.5)
- #9368C9
#9368C9
oklch(60.3% 0.148 302.7)
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 #728E01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Yellow Green #728F02 ΔE 0.003
- Olive Drab #6B8E23 ΔE 0.014
- Swamp Green #748500 ΔE 0.026
- Mossy Green #638B27 ΔE 0.026
- Sap Green #5C8B15 ΔE 0.030
- Moss Green #658B38 ΔE 0.035
- Olive #808000 ΔE 0.043
- Khaki Green #728639 ΔE 0.044
Use #728E01 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.