#577B22
Closest named color: Olive Green (#677A04). oklch(53.7% 0.123 129), rgb(87, 123, 34).
Aa
White text reads best on this color (4.92:1).
About this color
#577B22 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.123 and its hue 129°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.022 away. White text reads best on it, at 4.92:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.26:1 |
| White text | 4.92:1 |
Values
| HEX | #577B22 |
| RGB | rgb(87, 123, 34) |
| HSL | hsl(84, 57%, 31%) |
| OKLCH | oklch(53.7% 0.123 129) |
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 #577B22 | 4.92:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #577B22 | 4.26:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #577B22 text on white | 4.92:1 | AA | Lc 74.0 | Content text, not long reading |
| #577B22 text on black | 4.26:1 | AA large text | Lc -27.7 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E6ECE1
oklch(93.5% 0.016 130.4)
-
Step 200
200
#D3DDC8
oklch(88.4% 0.03 127.9)
-
Step 300
300
#B5C8A2
oklch(80.8% 0.056 129.3)
-
Step 400
400
#8FAC70
oklch(70.7% 0.089 129.4)
-
Step 500
500
#749749
oklch(63.2% 0.113 129.1)
-
Step 600
600 (this color)
#577B22
oklch(53.7% 0.123 129)
-
Step 700
700
#4C6D1B
oklch(49.2% 0.115 129.1)
-
Step 800
800
#3E5919
oklch(42.8% 0.096 129.4)
-
Step 900
900
#35491B
oklch(37.7% 0.074 129.1)
-
Step 950
950
#1F2B11
oklch(27% 0.047 129.5)
#577B22 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) | #817214 | 0.062 |
| Deuteranopia (no green cones) | #7C702A | 0.063 |
| Tritanopia (no blue cones) | #5A7569 | 0.097 |
| Achromatopsia (no color) | #707070 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577B22
#577B22
oklch(53.7% 0.123 129)
- #8357A4
#8357A4
oklch(53.7% 0.125 309.1)
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 #577B22, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.022
- Murky Green #6C7A0E ΔE 0.027
- Muddy Green #657432 ΔE 0.035
- Military Green #667C3E ΔE 0.037
- Swamp #698339 ΔE 0.040
- Dark Grass Green #388004 ΔE 0.042
- Tree Green #2A7E19 ΔE 0.046
- Browny Green #6F6C0A ΔE 0.049
Use #577B22 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.