#558796
Closest named color: Grey Blue (#647D8E). oklch(59.4% 0.058 218.9), rgb(85, 135, 150).
Aa
Black text reads best on this color (5.29:1).
About this color
#558796 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.058 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.030 away. Black text reads best on it, at 5.29:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #558796 |
| RGB | rgb(85, 135, 150) |
| HSL | hsl(194, 28%, 46%) |
| OKLCH | oklch(59.4% 0.058 218.9) |
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 #558796 | 3.96:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #558796 | 5.29:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #558796 text on white | 3.96:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #558796 text on black | 5.29:1 | AA | Lc -34.7 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CEDCE0
oklch(88.5% 0.016 216.7)
-
Step 300
300
#ADC5CD
oklch(80.8% 0.028 219.8)
-
Step 400
400
#81A8B4
oklch(70.7% 0.046 218.6)
-
Step 500
500 (this color)
#558796
oklch(59.4% 0.058 218.9)
-
Step 600
600
#457C8D
oklch(55.5% 0.064 220)
-
Step 700
700
#366977
oklch(49.1% 0.059 217.8)
-
Step 800
800
#2E5561
oklch(42.6% 0.048 219.9)
-
Step 900
900
#29474F
oklch(37.8% 0.038 216.7)
-
Step 950
950
#19292E
oklch(26.9% 0.023 219.4)
#558796 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) | #7D8497 | 0.050 |
| Deuteranopia (no green cones) | #737C96 | 0.046 |
| Tritanopia (no blue cones) | #398C8C | 0.035 |
| Achromatopsia (no color) | #808080 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558796
#558796
oklch(59.4% 0.058 218.9)
- #9D7365
#9D7365
oklch(59.4% 0.058 39.2)
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 #558796, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.030
- Steel Grey #6F828A ΔE 0.033
- Slate Gray #708090 ΔE 0.035
- Steel #738595 ΔE 0.036
- Dusty Blue #5A86AD ΔE 0.038
- Battleship Grey #6B7C85 ΔE 0.039
- Stormy Blue #507B9C ΔE 0.041
- Off Blue #5684AE ΔE 0.041
Use #558796 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.