#577175
Closest named color: Dim Gray (#696969). oklch(53% 0.031 207.9), rgb(87, 113, 117).
Aa
White text reads best on this color (5.21:1).
About this color
#577175 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.031 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Dim Gray (#696969), ΔE 0.032 away. White text reads best on it, at 5.21:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Dim Gray (#696969) |
| Black text | 4.02:1 |
| White text | 5.21:1 |
Values
| HEX | #577175 |
| RGB | rgb(87, 113, 117) |
| HSL | hsl(188, 15%, 40%) |
| OKLCH | oklch(53% 0.031 207.9) |
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 #577175 | 5.21:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #577175 | 4.02:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #577175 text on white | 5.21:1 | AA | Lc 75.9 | Fine for body text |
| #577175 text on black | 4.02:1 | AA large text | Lc -25.9 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EBEB
oklch(93.7% 0.004 197.1)
-
Step 200
200
#D4DBDC
oklch(88.6% 0.008 207.1)
-
Step 300
300
#B7C3C5
oklch(80.9% 0.014 208.8)
-
Step 400
400
#91A5A8
oklch(70.7% 0.023 207.6)
-
Step 500
500
#768F92
oklch(63.2% 0.029 205.4)
-
Step 600
600 (this color)
#577175
oklch(53% 0.031 207.9)
-
Step 700
700
#4E6669
oklch(49.2% 0.029 205.7)
-
Step 800
800
#405356
oklch(42.7% 0.024 208.2)
-
Step 900
900
#364547
oklch(37.8% 0.02 206.3)
-
Step 950
950
#202829
oklch(27% 0.011 205.8)
#577175 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) | #6D6F75 | 0.031 |
| Deuteranopia (no green cones) | #676B75 | 0.027 |
| Tritanopia (no blue cones) | #4D7372 | 0.015 |
| Achromatopsia (no color) | #6C6C6C | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577175
#577175
oklch(53% 0.031 207.9)
- #7D6562
#7D6562
oklch(52.9% 0.031 26.5)
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 #577175, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.032
- Battleship Gray #6C757D ΔE 0.035
- Slate #516572 ΔE 0.038
- Metallic Blue #4F738E ΔE 0.039
- Battleship Grey #6B7C85 ΔE 0.048
- Grey Blue #647D8E ΔE 0.051
- Deep Aqua #08787F ΔE 0.057
- Stormy Blue #507B9C ΔE 0.060
Use #577175 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.