#579986
Closest named color: Grey Teal (#5E9B8A). oklch(63.3% 0.074 173.3), rgb(87, 153, 134).
Aa
Black text reads best on this color (6.30:1).
About this color
#579986 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 63%, its chroma 0.074 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.011 away. Black text reads best on it, at 6.30:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.30:1 |
| White text | 3.33:1 |
Values
| HEX | #579986 |
| RGB | rgb(87, 153, 134) |
| HSL | hsl(163, 27%, 47%) |
| OKLCH | oklch(63.3% 0.074 173.3) |
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 #579986 | 3.33:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #579986 | 6.30:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #579986 text on white | 3.33:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #579986 text on black | 6.30:1 | AA | Lc -41.1 | 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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CCDED8
oklch(88.5% 0.021 173.9)
-
Step 300
300
#AAC9BE
oklch(81% 0.037 171.9)
-
Step 400
400
#7BAD9D
oklch(70.7% 0.058 172.7)
-
Step 500
500 (this color)
#579986
oklch(63.3% 0.074 173.3)
-
Step 600
600
#38836F
oklch(55.7% 0.081 173.1)
-
Step 700
700
#2A6E5D
oklch(49% 0.074 173.9)
-
Step 800
800
#245A4C
oklch(42.7% 0.062 173.6)
-
Step 900
900
#234A3F
oklch(37.7% 0.049 173.1)
-
Step 950
950
#162B25
oklch(26.9% 0.03 173.8)
#579986 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) | #959185 | 0.077 |
| Deuteranopia (no green cones) | #8A8A87 | 0.073 |
| Tritanopia (no blue cones) | #419A93 | 0.024 |
| Achromatopsia (no color) | #8D8D8D | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #579986
#579986
oklch(63.3% 0.074 173.3)
- #AE778E
#AE778E
oklch(63.2% 0.075 352.7)
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 #579986, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.011
- Dull Teal #5F9E8F ΔE 0.020
- Sea #3C9992 ΔE 0.026
- Dusty Teal #4C9085 ΔE 0.030
- Persian Green #2A9D8F ΔE 0.031
- Ocean Green #3D9973 ΔE 0.039
- Blue Green #0F9B8E ΔE 0.039
- Cadet Blue #5F9EA0 ΔE 0.040
Use #579986 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.