#72901B
Closest named color: Dark Yellow Green (#728F02). oklch(60.9% 0.141 123.7), rgb(114, 144, 27).
Aa
Black text reads best on this color (5.72:1).
About this color
#72901B is a medium-dark, vivid yellow. In OKLCH its lightness is 61%, its chroma 0.141 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Yellow Green (#728F02), ΔE 0.008 away. Black text reads best on it, at 5.72:1.
| Hue family | Yellows |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Dark Yellow Green (#728F02) |
| Black text | 5.72:1 |
| White text | 3.67:1 |
Values
| HEX | #72901B |
| RGB | rgb(114, 144, 27) |
| HSL | hsl(75, 68%, 34%) |
| OKLCH | oklch(60.9% 0.141 123.7) |
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 #72901B | 3.67:1 | AA large text | Lc -69.6 | Content text, not long reading |
| Black text on #72901B | 5.72:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #72901B text on white | 3.67:1 | AA large text | Lc 64.1 | Content text, not long reading |
| #72901B text on black | 5.72:1 | AA | Lc -37.5 | 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
#E7ECDE
oklch(93.5% 0.019 122.8)
-
Step 200
200
#D4DEC2
oklch(88.5% 0.039 123.2)
-
Step 300
300
#B7C998
oklch(81% 0.069 124.3)
-
Step 400
400
#93AC5C
oklch(70.7% 0.11 123.4)
-
Step 500
500 (this color)
#72901B
oklch(60.9% 0.141 123.7)
-
Step 600
600
#638000
oklch(55.7% 0.138 124)
-
Step 700
700
#536B00
oklch(49% 0.121 123.6)
-
Step 800
800
#435800
oklch(42.7% 0.106 124.1)
-
Step 900
900
#384902
oklch(37.7% 0.092 123.6)
-
Step 950
950
#212B06
oklch(27.1% 0.059 123.4)
#72901B 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) | #998600 | 0.059 |
| Deuteranopia (no green cones) | #958527 | 0.061 |
| Tritanopia (no blue cones) | #78887B | 0.118 |
| Achromatopsia (no color) | #858585 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #72901B
#72901B
oklch(60.9% 0.141 123.7)
- #956BC7
#956BC7
oklch(60.9% 0.141 303.6)
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 #72901B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Yellow Green #728F02 ΔE 0.008
- Olive Drab #6B8E23 ΔE 0.012
- Mossy Green #638B27 ΔE 0.026
- Swamp Green #748500 ΔE 0.030
- Moss Green #658B38 ΔE 0.032
- Sap Green #5C8B15 ΔE 0.033
- Khaki Green #728639 ΔE 0.042
- Flat Green #699D4C ΔE 0.044
Use #72901B 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.