#577476
Closest named color: Battleship Gray (#6C757D). oklch(53.7% 0.034 201.5), rgb(87, 116, 118).
Aa
White text reads best on this color (5.04:1).
About this color
#577476 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 54%, its chroma 0.034 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Battleship Gray (#6C757D), ΔE 0.032 away. White text reads best on it, at 5.04:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Battleship Gray (#6C757D) |
| Black text | 4.16:1 |
| White text | 5.04:1 |
Values
| HEX | #577476 |
| RGB | rgb(87, 116, 118) |
| HSL | hsl(184, 15%, 40%) |
| OKLCH | oklch(53.7% 0.034 201.5) |
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 #577476 | 5.04:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #577476 | 4.16:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #577476 text on white | 5.04:1 | AA | Lc 74.8 | Content text, not long reading |
| #577476 text on black | 4.16:1 | AA large text | Lc -26.9 | 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
#D3DBDB
oklch(88.5% 0.009 197)
-
Step 300
300
#B6C4C5
oklch(81% 0.015 202)
-
Step 400
400
#90A5A7
oklch(70.6% 0.024 203.6)
-
Step 500
500
#748F91
oklch(63% 0.031 202)
-
Step 600
600 (this color)
#577476
oklch(53.7% 0.034 201.5)
-
Step 700
700
#4C6668
oklch(49% 0.031 202.1)
-
Step 800
800
#3E5355
oklch(42.6% 0.026 203.5)
-
Step 900
900
#354546
oklch(37.7% 0.021 201.1)
-
Step 950
950
#1F2829
oklch(26.9% 0.013 204.7)
#577476 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) | #707176 | 0.035 |
| Deuteranopia (no green cones) | #6A6D76 | 0.032 |
| Tritanopia (no blue cones) | #4D7674 | 0.014 |
| Achromatopsia (no color) | #6F6F6F | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577476
#577476
oklch(53.7% 0.034 201.5)
- #816665
#816665
oklch(53.7% 0.035 20.8)
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 #577476, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Gray #6C757D ΔE 0.032
- Dim Gray #696969 ΔE 0.037
- Metallic Blue #4F738E ΔE 0.040
- Battleship Grey #6B7C85 ΔE 0.042
- Grey Blue #647D8E ΔE 0.046
- Slate #516572 ΔE 0.046
- Deep Aqua #08787F ΔE 0.056
- Stormy Blue #507B9C ΔE 0.057
Use #577476 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.