#558D85
Closest named color: Dusty Teal (#4C9085). oklch(60.2% 0.061 184.2), rgb(85, 141, 133).
Aa
Black text reads best on this color (5.53:1).
About this color
#558D85 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 60%, its chroma 0.061 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.012 away. Black text reads best on it, at 5.53:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #558D85 |
| RGB | rgb(85, 141, 133) |
| HSL | hsl(171, 25%, 44%) |
| OKLCH | oklch(60.2% 0.061 184.2) |
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 #558D85 | 3.79:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #558D85 | 5.53:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #558D85 text on white | 3.79:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #558D85 text on black | 5.53:1 | AA | Lc -36.3 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDDA
oklch(88.5% 0.017 182.7)
-
Step 300
300
#ACC7C3
oklch(80.8% 0.03 185.8)
-
Step 400
400
#80ABA4
oklch(70.8% 0.047 183.9)
-
Step 500
500 (this color)
#558D85
oklch(60.2% 0.061 184.2)
-
Step 600
600
#428078
oklch(55.6% 0.066 184.7)
-
Step 700
700
#336C65
oklch(49.1% 0.061 184.9)
-
Step 800
800
#2B5852
oklch(42.6% 0.051 184.3)
-
Step 900
900
#284944
oklch(37.8% 0.04 183.4)
-
Step 950
950
#182B28
oklch(27.2% 0.026 183.3)
#558D85 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) | #888785 | 0.065 |
| Deuteranopia (no green cones) | #7E8086 | 0.061 |
| Tritanopia (no blue cones) | #408F8A | 0.018 |
| Achromatopsia (no color) | #838383 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558D85
#558D85
oklch(60.2% 0.061 184.2)
- #A1727C
#A1727C
oklch(60.3% 0.061 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 #558D85, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.012
- Sea #3C9992 ΔE 0.036
- Slate Green #658D6D ΔE 0.037
- Grey Teal #5E9B8A ΔE 0.043
- Teal Green #0A9396 ΔE 0.044
- Steel Grey #6F828A ΔE 0.045
- Dark Cyan #008B8B ΔE 0.048
- Persian Green #2A9D8F ΔE 0.049
Use #558D85 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.