#616D51
Closest named color: Dark Moss Green (#606C38). oklch(51.7% 0.045 126.8), rgb(97, 109, 81).
Aa
White text reads best on this color (5.50:1).
About this color
#616D51 is a medium-dark, muted green. In OKLCH its lightness is 52%, its chroma 0.045 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.033 away. White text reads best on it, at 5.50:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #616D51 |
| RGB | rgb(97, 109, 81) |
| HSL | hsl(86, 15%, 37%) |
| OKLCH | oklch(51.7% 0.045 126.8) |
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 #616D51 | 5.50:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #616D51 | 3.81:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #616D51 text on white | 5.50:1 | AA | Lc 77.5 | Fine for body text |
| #616D51 text on black | 3.81:1 | AA large text | Lc -24.3 | 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 700.
-
Step 50
50
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E9EBE6
oklch(93.7% 0.007 124.5)
-
Step 200
200
#D7DBD2
oklch(88.6% 0.013 126.4)
-
Step 300
300
#BDC3B5
oklch(80.9% 0.02 125.9)
-
Step 400
400
#9BA58E
oklch(70.7% 0.035 126.5)
-
Step 500
500
#828F72
oklch(63.1% 0.045 127.3)
-
Step 600
600
#6C795A
oklch(55.7% 0.049 126.4)
-
Step 700
700 (this color)
#616D51
oklch(51.7% 0.045 126.8)
-
Step 800
800
#49533D
oklch(42.7% 0.037 127.8)
-
Step 900
900
#3D4534
oklch(37.8% 0.03 128.3)
-
Step 950
950
#24281F
oklch(27% 0.017 127.1)
#616D51 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) | #70694F | 0.024 |
| Deuteranopia (no green cones) | #6E6952 | 0.023 |
| Tritanopia (no blue cones) | #636A65 | 0.035 |
| Achromatopsia (no color) | #696969 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #616D51
#616D51
oklch(51.7% 0.045 126.8)
- #6F617D
#6F617D
oklch(51.6% 0.046 307.5)
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 #616D51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.033
- Dim Gray #696969 ΔE 0.045
- Dark Taupe #7F684E ΔE 0.047
- Grey Brown #7F7053 ΔE 0.048
- Dark Olive Green #556B2F ΔE 0.049
- Muddy Green #657432 ΔE 0.050
- Dirt Brown #836539 ΔE 0.057
- Military Green #667C3E ΔE 0.059
Use #616D51 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.