#577B2D
Closest named color: Olive Green (#677A04). oklch(53.8% 0.114 130.4), rgb(87, 123, 45).
Aa
White text reads best on this color (4.91:1).
About this color
#577B2D is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.114 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.027 away. White text reads best on it, at 4.91:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #577B2D |
| RGB | rgb(87, 123, 45) |
| HSL | hsl(88, 46%, 33%) |
| OKLCH | oklch(53.8% 0.114 130.4) |
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 #577B2D | 4.91:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #577B2D | 4.27:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #577B2D text on white | 4.91:1 | AA | Lc 73.9 | Content text, not long reading |
| #577B2D text on black | 4.27:1 | AA large text | Lc -27.8 | 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
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D3DDCA
oklch(88.5% 0.028 129.8)
-
Step 300
300
#B5C8A5
oklch(80.9% 0.052 130.8)
-
Step 400
400
#8FAB75
oklch(70.6% 0.082 130.5)
-
Step 500
500
#749650
oklch(63.1% 0.104 130.1)
-
Step 600
600 (this color)
#577B2D
oklch(53.8% 0.114 130.4)
-
Step 700
700
#4C6C25
oklch(49% 0.106 130.1)
-
Step 800
800
#3E5820
oklch(42.6% 0.088 130.3)
-
Step 900
900
#354920
oklch(37.8% 0.069 130.5)
-
Step 950
950
#1F2B13
oklch(27.1% 0.045 130.6)
#577B2D 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) | #807224 | 0.061 |
| Deuteranopia (no green cones) | #7B7033 | 0.061 |
| Tritanopia (no blue cones) | #59766A | 0.087 |
| Achromatopsia (no color) | #717171 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577B2D
#577B2D
oklch(53.8% 0.114 130.4)
- #83599F
#83599F
oklch(53.8% 0.115 310.7)
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 #577B2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.027
- Muddy Green #657432 ΔE 0.029
- Military Green #667C3E ΔE 0.029
- Murky Green #6C7A0E ΔE 0.030
- Swamp #698339 ΔE 0.037
- Dark Grass Green #388004 ΔE 0.048
- Browny Green #6F6C0A ΔE 0.049
- Dark Sage #598556 ΔE 0.049
Use #577B2D 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.