#718900
Closest named color: Swamp Green (#748500). oklch(59% 0.142 121.2), rgb(113, 137, 0).
Aa
Black text reads best on this color (5.28:1).
About this color
#718900 is a medium-dark, vivid yellow. In OKLCH its lightness is 59%, its chroma 0.142 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp Green (#748500), ΔE 0.012 away. Black text reads best on it, at 5.28:1.
| Hue family | Yellows |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Swamp Green (#748500) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #718900 |
| RGB | rgb(113, 137, 0) |
| HSL | hsl(71, 100%, 27%) |
| OKLCH | oklch(59% 0.142 121.2) |
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 #718900 | 3.97:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #718900 | 5.28:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #718900 text on white | 3.97:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #718900 text on black | 5.28:1 | AA | Lc -34.8 | 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
#F4F6F0
oklch(97% 0.008 121.6)
-
Step 100
100
#E8ECDF
oklch(93.6% 0.018 120.7)
-
Step 200
200
#D5DDC4
oklch(88.5% 0.035 121.6)
-
Step 300
300
#BAC79A
oklch(80.8% 0.063 120.9)
-
Step 400
400
#97AB60
oklch(70.8% 0.103 121.3)
-
Step 500
500
#7E952D
oklch(63.1% 0.131 121.1)
-
Step 600
600 (this color)
#718900
oklch(59% 0.142 121.2)
-
Step 700
700
#576A00
oklch(49.1% 0.118 121.1)
-
Step 800
800
#475700
oklch(42.8% 0.103 121.1)
-
Step 900
900
#3B4808
oklch(37.7% 0.085 121.1)
-
Step 950
950
#222A08
oklch(26.9% 0.054 121.5)
#718900 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) | #928000 | 0.054 |
| Deuteranopia (no green cones) | #8F8017 | 0.053 |
| Tritanopia (no blue cones) | #788174 | 0.121 |
| Achromatopsia (no color) | #7F7F7F | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #718900
#718900
oklch(59% 0.142 121.2)
- #8C66C3
#8C66C3
oklch(58.9% 0.142 301)
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 #718900, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp Green #748500 ΔE 0.012
- Olive Drab #6B8E23 ΔE 0.016
- Dark Yellow Green #728F02 ΔE 0.017
- Mossy Green #638B27 ΔE 0.020
- Sap Green #5C8B15 ΔE 0.025
- Moss Green #658B38 ΔE 0.030
- Olive #808000 ΔE 0.032
- Khaki Green #728639 ΔE 0.036
Use #718900 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.