#528A7B
Closest named color: Dusty Teal (#4C9085). oklch(59% 0.064 175), rgb(82, 138, 123).
Aa
Black text reads best on this color (5.28:1).
About this color
#528A7B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.064 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.019 away. Black text reads best on it, at 5.28:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #528A7B |
| RGB | rgb(82, 138, 123) |
| HSL | hsl(164, 25%, 43%) |
| OKLCH | oklch(59% 0.064 175) |
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 #528A7B | 3.97:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #528A7B | 5.28:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #528A7B text on white | 3.97:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #528A7B text on black | 5.28:1 | AA | Lc -34.6 | 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
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CFDDD8
oklch(88.6% 0.016 172.6)
-
Step 300
300
#AEC7BF
oklch(80.9% 0.029 174.3)
-
Step 400
400
#83AA9F
oklch(70.6% 0.045 175.8)
-
Step 500
500
#629587
oklch(62.9% 0.059 175.2)
-
Step 600
600 (this color)
#528A7B
oklch(59% 0.064 175)
-
Step 700
700
#396C5F
oklch(49.1% 0.059 175.3)
-
Step 800
800
#30584D
oklch(42.7% 0.049 174.2)
-
Step 900
900
#2B4840
oklch(37.6% 0.038 174.8)
-
Step 950
950
#192A26
oklch(26.9% 0.024 178)
#528A7B 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) | #86847A | 0.066 |
| Deuteranopia (no green cones) | #7D7D7C | 0.064 |
| Tritanopia (no blue cones) | #408B85 | 0.020 |
| Achromatopsia (no color) | #7F7F7F | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #528A7B
#528A7B
oklch(59% 0.064 175)
- #9C6E7F
#9C6E7F
oklch(59% 0.063 355.3)
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 #528A7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.019
- Slate Green #658D6D ΔE 0.031
- Dark Cyan #008B8B ΔE 0.046
- Sea #3C9992 ΔE 0.046
- Dark Sage #598556 ΔE 0.050
- Teal Green #0A9396 ΔE 0.050
- Steel Grey #6F828A ΔE 0.052
- Ocean Green #3D9973 ΔE 0.052
Use #528A7B 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.