#577128
Closest named color: Dark Olive Green (#556B2F). oklch(51.2% 0.104 126.4), rgb(87, 113, 40).
Aa
White text reads best on this color (5.52:1).
About this color
#577128 is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.104 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.022 away. White text reads best on it, at 5.52:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.79:1 |
| White text | 5.52:1 |
Values
| HEX | #577128 |
| RGB | rgb(87, 113, 40) |
| HSL | hsl(81, 48%, 30%) |
| OKLCH | oklch(51.2% 0.104 126.4) |
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 #577128 | 5.52:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #577128 | 3.79:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #577128 text on white | 5.52:1 | AA | Lc 77.5 | Fine for body text |
| #577128 text on black | 3.79:1 | AA large text | Lc -24.2 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D4DDC9
oklch(88.5% 0.029 126.8)
-
Step 300
300
#B8C7A4
oklch(80.9% 0.051 126.4)
-
Step 400
400
#93AA73
oklch(70.6% 0.08 126.8)
-
Step 500
500
#79954D
oklch(63.1% 0.104 126.6)
-
Step 600
600
#627F2F
oklch(55.6% 0.113 126.6)
-
Step 700
700 (this color)
#577128
oklch(51.2% 0.104 126.4)
-
Step 800
800
#43571E
oklch(42.7% 0.086 126.1)
-
Step 900
900
#38481E
oklch(37.7% 0.068 126.7)
-
Step 950
950
#212A12
oklch(26.9% 0.043 126)
#577128 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) | #776A1F | 0.049 |
| Deuteranopia (no green cones) | #73682D | 0.050 |
| Tritanopia (no blue cones) | #5A6C62 | 0.084 |
| Achromatopsia (no color) | #696969 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577128
#577128
oklch(51.2% 0.104 126.4)
- #765595
#765595
oklch(51.1% 0.104 306.8)
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 #577128, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.022
- Muddy Green #657432 ΔE 0.025
- Dark Moss Green #606C38 ΔE 0.030
- Mud Green #606602 ΔE 0.033
- Browny Green #6F6C0A ΔE 0.035
- Brown Green #706C11 ΔE 0.036
- Camo Green #526525 ΔE 0.038
- Olive Green #677A04 ΔE 0.043
Use #577128 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.