#577266
Closest named color: Dim Gray (#696969). oklch(52.7% 0.037 166), rgb(87, 114, 102).
Aa
White text reads best on this color (5.24:1).
About this color
#577266 is a medium-dark, muted green. In OKLCH its lightness is 53%, its chroma 0.037 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dim Gray (#696969), ΔE 0.037 away. White text reads best on it, at 5.24:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.037) |
| Temperature | in between |
| Nearest name | Dim Gray (#696969) |
| Black text | 4.00:1 |
| White text | 5.24:1 |
Values
| HEX | #577266 |
| RGB | rgb(87, 114, 102) |
| HSL | hsl(153, 13%, 39%) |
| OKLCH | oklch(52.7% 0.037 166) |
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 #577266 | 5.24:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #577266 | 4.00:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #577266 text on white | 5.24:1 | AA | Lc 76.0 | Fine for body text |
| #577266 text on black | 4.00:1 | AA large text | Lc -25.7 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D4DBD8
oklch(88.5% 0.009 168.7)
-
Step 300
300
#B7C4BE
oklch(80.9% 0.017 166.6)
-
Step 400
400
#92A69D
oklch(70.7% 0.026 166.8)
-
Step 500
500
#779085
oklch(63.1% 0.033 166.8)
-
Step 600
600 (this color)
#577266
oklch(52.7% 0.037 166)
-
Step 700
700
#4E675C
oklch(49% 0.035 166.2)
-
Step 800
800
#40544B
oklch(42.6% 0.029 165.8)
-
Step 900
900
#37453F
oklch(37.6% 0.021 167.3)
-
Step 950
950
#202925
oklch(27.1% 0.015 166.5)
#577266 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) | #716E65 | 0.037 |
| Deuteranopia (no green cones) | #6C6B67 | 0.035 |
| Tritanopia (no blue cones) | #51726E | 0.014 |
| Achromatopsia (no color) | #6C6C6C | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577266
#577266
oklch(52.7% 0.037 166)
- #7B636F
#7B636F
oklch(52.7% 0.035 346.8)
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 #577266, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.037
- Battleship Gray #6C757D ΔE 0.048
- Slate #516572 ΔE 0.051
- Bluegreen #017A79 ΔE 0.059
- Battleship Grey #6B7C85 ΔE 0.060
- Dark Moss Green #606C38 ΔE 0.060
- Grey Brown #7F7053 ΔE 0.060
- Dark Aquamarine #017371 ΔE 0.061
Use #577266 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.