#558979
Closest named color: Dusty Teal (#4C9085). oklch(58.9% 0.061 172.6), rgb(85, 137, 121).
Aa
Black text reads best on this color (5.24:1).
About this color
#558979 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.061 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.023 away. Black text reads best on it, at 5.24:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.24:1 |
| White text | 4.00:1 |
Values
| HEX | #558979 |
| RGB | rgb(85, 137, 121) |
| HSL | hsl(162, 23%, 44%) |
| OKLCH | oklch(58.9% 0.061 172.6) |
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 #558979 | 4.00:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #558979 | 5.24:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #558979 text on white | 4.00:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #558979 text on black | 5.24:1 | AA | Lc -34.4 | 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 600.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#D0DDD8
oklch(88.6% 0.016 171)
-
Step 300
300
#B0C7BF
oklch(81% 0.027 172.7)
-
Step 400
400
#85AA9E
oklch(70.7% 0.044 173.2)
-
Step 500
500
#659586
oklch(63.1% 0.057 172.9)
-
Step 600
600 (this color)
#558979
oklch(58.9% 0.061 172.6)
-
Step 700
700
#3C6B5D
oklch(49% 0.057 172.7)
-
Step 800
800
#32584C
oklch(42.8% 0.048 171.7)
-
Step 900
900
#2C483F
oklch(37.6% 0.037 171.9)
-
Step 950
950
#1A2A25
oklch(26.9% 0.023 173)
#558979 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) | #868378 | 0.064 |
| Deuteranopia (no green cones) | #7D7C7A | 0.061 |
| Tritanopia (no blue cones) | #468A84 | 0.020 |
| Achromatopsia (no color) | #7F7F7F | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558979
#558979
oklch(58.9% 0.061 172.6)
- #9A6E80
#9A6E80
oklch(58.9% 0.061 352.9)
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 #558979, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.023
- Slate Green #658D6D ΔE 0.030
- Dark Sage #598556 ΔE 0.048
- Dark Cyan #008B8B ΔE 0.049
- Sea #3C9992 ΔE 0.050
- Steel Grey #6F828A ΔE 0.050
- Teal Green #0A9396 ΔE 0.054
- Green Grey #77926F ΔE 0.054
Use #558979 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.