#559189
Closest named color: Dusty Teal (#4C9085). oklch(61.3% 0.064 184.8), rgb(85, 145, 137).
Aa
Black text reads best on this color (5.79:1).
About this color
#559189 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 61%, its chroma 0.064 and its hue 185°. 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 5.79:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.79:1 |
| White text | 3.62:1 |
Values
| HEX | #559189 |
| RGB | rgb(85, 145, 137) |
| HSL | hsl(172, 26%, 45%) |
| OKLCH | oklch(61.3% 0.064 184.8) |
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 #559189 | 3.62:1 | AA large text | Lc -69.2 | Content text, not long reading |
| Black text on #559189 | 5.79:1 | AA | Lc 40.4 | Non-text elements, placeholder text |
| #559189 text on white | 3.62:1 | AA large text | Lc 63.7 | Content text, not long reading |
| #559189 text on black | 5.79:1 | AA | Lc -38.0 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CDDDDA
oklch(88.5% 0.018 183.5)
-
Step 300
300
#ABC8C3
oklch(81% 0.032 184)
-
Step 400
400
#7DABA4
oklch(70.6% 0.05 184.5)
-
Step 500
500 (this color)
#559189
oklch(61.3% 0.064 184.8)
-
Step 600
600
#3E8178
oklch(55.7% 0.07 183.9)
-
Step 700
700
#2F6D65
oklch(49.2% 0.065 184.1)
-
Step 800
800
#285953
oklch(42.8% 0.054 184.9)
-
Step 900
900
#264944
oklch(37.7% 0.042 183.9)
-
Step 950
950
#172B28
oklch(27.1% 0.027 183.8)
#559189 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) | #8C8B89 | 0.069 |
| Deuteranopia (no green cones) | #81838A | 0.065 |
| Tritanopia (no blue cones) | #3E938E | 0.019 |
| Achromatopsia (no color) | #868686 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #559189
#559189
oklch(61.3% 0.064 184.8)
- #A6747F
#A6747F
oklch(61.3% 0.065 4.7)
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 #559189, 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 0.027
- Grey Teal #5E9B8A ΔE 0.032
- Slate Green #658D6D ΔE 0.040
- Dull Teal #5F9E8F ΔE 0.040
- Persian Green #2A9D8F ΔE 0.041
- Teal Green #0A9396 ΔE 0.042
- Blue Green #0F9B8E ΔE 0.044
Use #559189 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.