#618551
Closest named color: Dark Sage (#598556). oklch(57.6% 0.087 136.5), rgb(97, 133, 81).
Aa
Black text reads best on this color (4.98:1).
About this color
#618551 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.087 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.010 away. Black text reads best on it, at 4.98:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.98:1 |
| White text | 4.21:1 |
Values
| HEX | #618551 |
| RGB | rgb(97, 133, 81) |
| HSL | hsl(102, 24%, 42%) |
| OKLCH | oklch(57.6% 0.087 136.5) |
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 #618551 | 4.21:1 | AA large text | Lc -74.5 | Content text, not long reading |
| Black text on #618551 | 4.98:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #618551 text on white | 4.21:1 | AA large text | Lc 69.0 | Content text, not long reading |
| #618551 text on black | 4.98:1 | AA | Lc -32.6 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6ECE4
oklch(93.6% 0.012 137.8)
-
Step 200
200
#D3DDCF
oklch(88.6% 0.022 136.6)
-
Step 300
300
#B5C7AE
oklch(80.9% 0.04 136.9)
-
Step 400
400
#8FAA84
oklch(70.7% 0.062 136.7)
-
Step 500
500
#739564
oklch(63.1% 0.08 136.4)
-
Step 600
600 (this color)
#618551
oklch(57.6% 0.087 136.5)
-
Step 700
700
#4B6B3C
oklch(49% 0.08 136.3)
-
Step 800
800
#3E5732
oklch(42.6% 0.066 136)
-
Step 900
900
#35482C
oklch(37.7% 0.052 136)
-
Step 950
950
#1F2A1A
oklch(26.9% 0.033 136.2)
#618551 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) | #897D4D | 0.058 |
| Deuteranopia (no green cones) | #837A54 | 0.057 |
| Tritanopia (no blue cones) | #608178 | 0.061 |
| Achromatopsia (no color) | #7B7B7B | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618551
#618551
oklch(57.6% 0.087 136.5)
- #8E699B
#8E699B
oklch(57.6% 0.086 317.1)
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 #618551, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.010
- Swamp #698339 ΔE 0.026
- Military Green #667C3E ΔE 0.028
- Khaki Green #728639 ΔE 0.033
- Fern Green #548D44 ΔE 0.036
- Light Forest Green #4F9153 ΔE 0.038
- Moss Green #658B38 ΔE 0.038
- Slate Green #658D6D ΔE 0.040
Use #618551 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.