#597818
Closest named color: Olive Green (#677A04). oklch(53% 0.125 126.5), rgb(89, 120, 24).
Aa
White text reads best on this color (5.09:1).
About this color
#597818 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.125 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.021 away. White text reads best on it, at 5.09:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #597818 |
| RGB | rgb(89, 120, 24) |
| HSL | hsl(79, 67%, 28%) |
| OKLCH | oklch(53% 0.125 126.5) |
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 #597818 | 5.09:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #597818 | 4.12:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #597818 text on white | 5.09:1 | AA | Lc 75.0 | Content text, not long reading |
| #597818 text on black | 4.12:1 | AA large text | Lc -26.7 | Dividers and decoration only |
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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D4DDC7
oklch(88.5% 0.031 125.2)
-
Step 300
300
#B7C8A1
oklch(80.9% 0.056 126.8)
-
Step 400
400
#92AB6D
oklch(70.7% 0.09 126.4)
-
Step 500
500
#779644
oklch(63.1% 0.116 126.7)
-
Step 600
600 (this color)
#597818
oklch(53% 0.125 126.5)
-
Step 700
700
#506C14
oklch(49.2% 0.116 126.3)
-
Step 800
800
#415815
oklch(42.7% 0.096 126.7)
-
Step 900
900
#374919
oklch(37.8% 0.075 127)
-
Step 950
950
#202B10
oklch(27.1% 0.048 127.6)
#597818 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) | #7F6F01 | 0.058 |
| Deuteranopia (no green cones) | #7A6E22 | 0.058 |
| Tritanopia (no blue cones) | #5D7266 | 0.100 |
| Achromatopsia (no color) | #6E6E6E | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #597818
#597818
oklch(53% 0.125 126.5)
- #7E56A4
#7E56A4
oklch(53% 0.125 306.3)
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 #597818, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.021
- Murky Green #6C7A0E ΔE 0.027
- Muddy Green #657432 ΔE 0.034
- Military Green #667C3E ΔE 0.041
- Browny Green #6F6C0A ΔE 0.043
- Dark Grass Green #388004 ΔE 0.044
- Brown Green #706C11 ΔE 0.045
- Swamp #698339 ΔE 0.047
Use #597818 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.