#556757
Closest named color: Dim Gray (#696969). oklch(49.4% 0.033 148.1), rgb(85, 103, 87).
Aa
White text reads best on this color (6.06:1).
About this color
#556757 is a medium-dark, muted green. In OKLCH its lightness is 49%, its chroma 0.033 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dim Gray (#696969), ΔE 0.043 away. White text reads best on it, at 6.06:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.46:1 |
| White text | 6.06:1 |
Values
| HEX | #556757 |
| RGB | rgb(85, 103, 87) |
| HSL | hsl(127, 10%, 37%) |
| OKLCH | oklch(49.4% 0.033 148.1) |
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 #556757 | 6.06:1 | AA | Lc -85.5 | Fine for body text |
| Black text on #556757 | 3.46:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #556757 text on white | 6.06:1 | AA | Lc 80.3 | Fine for body text |
| #556757 text on black | 3.46:1 | AA large text | Lc -21.5 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E8EBE8
oklch(93.7% 0.005 145.5)
-
Step 200
200
#D5DBD6
oklch(88.5% 0.009 150.7)
-
Step 300
300
#BAC4BB
oklch(81% 0.017 148.4)
-
Step 400
400
#96A598
oklch(70.6% 0.025 149.2)
-
Step 500
500
#7C8F7E
oklch(63% 0.033 148.1)
-
Step 600
600
#667968
oklch(55.5% 0.034 148)
-
Step 700
700 (this color)
#556757
oklch(49.4% 0.033 148.1)
-
Step 800
800
#455347
oklch(42.6% 0.026 149.2)
-
Step 900
900
#3A453B
oklch(37.7% 0.022 147.6)
-
Step 950
950
#222823
oklch(26.9% 0.013 150.2)
#556757 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) | #686456 | 0.029 |
| Deuteranopia (no green cones) | #646258 | 0.026 |
| Tritanopia (no blue cones) | #536662 | 0.019 |
| Achromatopsia (no color) | #626262 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #556757
#556757
oklch(49.4% 0.033 148.1)
- #6C5B6B
#6C5B6B
oklch(49.3% 0.033 327.9)
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 #556757, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.043
- Slate #516572 ΔE 0.046
- Dark Moss Green #606C38 ΔE 0.051
- Dark Olive Green #556B2F ΔE 0.060
- Dark Green Blue #1F6357 ΔE 0.060
- Dark Taupe #7F684E ΔE 0.066
- Camo Green #526525 ΔE 0.066
- Dark Aqua #05696B ΔE 0.066
Use #556757 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.