#618138
Closest named color: Swamp (#698339). oklch(56.2% 0.108 129.1), rgb(97, 129, 56).
Aa
Black text reads best on this color (4.70:1).
About this color
#618138 is a medium-dark, moderately saturated green. In OKLCH its lightness is 56%, its chroma 0.108 and its hue 129°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.013 away. Black text reads best on it, at 4.70:1.
| Hue family | Greens |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 4.70:1 |
| White text | 4.46:1 |
Values
| HEX | #618138 |
| RGB | rgb(97, 129, 56) |
| HSL | hsl(86, 39%, 36%) |
| OKLCH | oklch(56.2% 0.108 129.1) |
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 #618138 | 4.46:1 | AA large text | Lc -76.4 | Fine for body text |
| Black text on #618138 | 4.70:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #618138 text on white | 4.46:1 | AA large text | Lc 70.9 | Content text, not long reading |
| #618138 text on black | 4.70:1 | AA | Lc -30.8 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E7ECE2
oklch(93.7% 0.014 128.6)
-
Step 200
200
#D4DDCA
oklch(88.5% 0.027 127.8)
-
Step 300
300
#B7C7A6
oklch(80.9% 0.048 128.6)
-
Step 400
400
#92AA77
oklch(70.6% 0.076 128.7)
-
Step 500
500
#779553
oklch(63.1% 0.098 128.9)
-
Step 600
600 (this color)
#618138
oklch(56.2% 0.108 129.1)
-
Step 700
700
#4F6B29
oklch(49% 0.099 128.8)
-
Step 800
800
#415823
oklch(42.8% 0.083 129)
-
Step 900
900
#374822
oklch(37.7% 0.063 128.9)
-
Step 950
950
#202A14
oklch(26.9% 0.041 128.8)
#618138 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) | #877931 | 0.056 |
| Deuteranopia (no green cones) | #82773D | 0.056 |
| Tritanopia (no blue cones) | #647C71 | 0.084 |
| Achromatopsia (no color) | #777777 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618138
#618138
oklch(56.2% 0.108 129.1)
- #8762A5
#8762A5
oklch(56.1% 0.108 308.7)
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 #618138, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.013
- Military Green #667C3E ΔE 0.019
- Khaki Green #728639 ΔE 0.029
- Murky Green #6C7A0E ΔE 0.030
- Moss Green #658B38 ΔE 0.031
- Olive Green #677A04 ΔE 0.032
- Dark Sage #598556 ΔE 0.033
- Fern Green #548D44 ΔE 0.034
Use #618138 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.