#577C51
Closest named color: Dark Sage (#598556). oklch(54.7% 0.077 141.1), rgb(87, 124, 81).
Aa
White text reads best on this color (4.76:1).
About this color
#577C51 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.077 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.027 away. White text reads best on it, at 4.76:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.40:1 |
| White text | 4.76:1 |
Values
| HEX | #577C51 |
| RGB | rgb(87, 124, 81) |
| HSL | hsl(112, 21%, 40%) |
| OKLCH | oklch(54.7% 0.077 141.1) |
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 #577C51 | 4.76:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #577C51 | 4.40:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #577C51 text on white | 4.76:1 | AA | Lc 73.0 | Content text, not long reading |
| #577C51 text on black | 4.40:1 | AA large text | Lc -28.7 | 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 600.
-
Step 50
50
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6ECE5
oklch(93.7% 0.011 141.3)
-
Step 200
200
#D2DDD1
oklch(88.6% 0.02 143)
-
Step 300
300
#B5C7B2
oklch(81% 0.035 141.2)
-
Step 400
400
#8EAA89
oklch(70.8% 0.056 140.9)
-
Step 500
500
#72956C
oklch(63.2% 0.072 140.9)
-
Step 600
600 (this color)
#577C51
oklch(54.7% 0.077 141.1)
-
Step 700
700
#496B44
oklch(49.1% 0.072 141.3)
-
Step 800
800
#3C5738
oklch(42.6% 0.06 141.3)
-
Step 900
900
#344831
oklch(37.8% 0.046 141.3)
-
Step 950
950
#1E2A1D
oklch(26.9% 0.029 142.8)
#577C51 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) | #7E754E | 0.056 |
| Deuteranopia (no green cones) | #797153 | 0.056 |
| Tritanopia (no blue cones) | #547971 | 0.051 |
| Achromatopsia (no color) | #737373 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577C51
#577C51
oklch(54.7% 0.077 141.1)
- #85618C
#85618C
oklch(54.5% 0.078 320.9)
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 #577C51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.027
- Military Green #667C3E ΔE 0.028
- Muddy Green #657432 ΔE 0.037
- Swamp #698339 ΔE 0.045
- Dark Moss Green #606C38 ΔE 0.048
- Sea Green #2E8B57 ΔE 0.052
- Dark Olive Green #556B2F ΔE 0.057
- Khaki Green #728639 ΔE 0.058
Use #577C51 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.