#73871D
Closest named color: Swamp Green (#748500). oklch(58.8% 0.128 120.1), rgb(115, 135, 29).
Aa
Black text reads best on this color (5.21:1).
About this color
#73871D is a medium-dark, moderately saturated yellow. In OKLCH its lightness is 59%, its chroma 0.128 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp Green (#748500), ΔE 0.010 away. Black text reads best on it, at 5.21:1.
| Hue family | Yellows |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Swamp Green (#748500) |
| Black text | 5.21:1 |
| White text | 4.02:1 |
Values
| HEX | #73871D |
| RGB | rgb(115, 135, 29) |
| HSL | hsl(71, 65%, 32%) |
| OKLCH | oklch(58.8% 0.128 120.1) |
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 #73871D | 4.02:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #73871D | 5.21:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #73871D text on white | 4.02:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #73871D text on black | 5.21:1 | AA | Lc -34.2 | 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
#E8ECDF
oklch(93.6% 0.018 120.7)
-
Step 200
200
#D6DDC5
oklch(88.6% 0.033 120.3)
-
Step 300
300
#BBC79D
oklch(80.9% 0.058 120.7)
-
Step 400
400
#99A966
oklch(70.6% 0.092 119.8)
-
Step 500
500
#80943A
oklch(63.2% 0.118 120.5)
-
Step 600
600 (this color)
#73871D
oklch(58.8% 0.128 120.1)
-
Step 700
700
#596A00
oklch(49.3% 0.117 120.1)
-
Step 800
800
#485605
oklch(42.6% 0.099 120.1)
-
Step 900
900
#3C4711
oklch(37.6% 0.077 120.2)
-
Step 950
950
#232A0C
oklch(27% 0.049 120.8)
#73871D 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) | #907F02 | 0.045 |
| Deuteranopia (no green cones) | #8E7F27 | 0.048 |
| Tritanopia (no blue cones) | #7A7F73 | 0.110 |
| Achromatopsia (no color) | #7F7F7F | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73871D
#73871D
oklch(58.8% 0.128 120.1)
- #8969BD
#8969BD
oklch(58.8% 0.128 300.1)
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 #73871D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp Green #748500 ΔE 0.010
- Olive Drab #6B8E23 ΔE 0.021
- Mossy Green #638B27 ΔE 0.021
- Khaki Green #728639 ΔE 0.023
- Moss Green #658B38 ΔE 0.023
- Olive #808000 ΔE 0.024
- Dark Yellow Green #728F02 ΔE 0.027
- Swamp #698339 ΔE 0.030
Use #73871D 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.