#508B77
Closest named color: Dusty Teal (#4C9085). oklch(59% 0.07 170.1), rgb(80, 139, 119).
Aa
Black text reads best on this color (5.30:1).
About this color
#508B77 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.070 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.021 away. Black text reads best on it, at 5.30:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.30:1 |
| White text | 3.96:1 |
Values
| HEX | #508B77 |
| RGB | rgb(80, 139, 119) |
| HSL | hsl(160, 27%, 43%) |
| OKLCH | oklch(59% 0.07 170.1) |
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 #508B77 | 3.96:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #508B77 | 5.30:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #508B77 text on white | 3.96:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #508B77 text on black | 5.30:1 | AA | Lc -34.8 | 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
#CFDDD7
oklch(88.5% 0.017 168.4)
-
Step 300
300
#AEC8BD
oklch(81% 0.032 168.1)
-
Step 400
400
#82AB9C
oklch(70.7% 0.05 170.4)
-
Step 500
500
#619684
oklch(63% 0.063 170.8)
-
Step 600
600 (this color)
#508B77
oklch(59% 0.07 170.1)
-
Step 700
700
#376D5B
oklch(49.2% 0.065 169.7)
-
Step 800
800
#2E594A
oklch(42.8% 0.055 169)
-
Step 900
900
#2A493E
oklch(37.7% 0.042 169.4)
-
Step 950
950
#192B24
oklch(27.1% 0.027 167.9)
#508B77 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) | #888476 | 0.071 |
| Deuteranopia (no green cones) | #7E7D78 | 0.068 |
| Tritanopia (no blue cones) | #3E8C85 | 0.023 |
| Achromatopsia (no color) | #808080 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #508B77
#508B77
oklch(59% 0.07 170.1)
- #9D6C83
#9D6C83
oklch(58.9% 0.07 349.7)
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 #508B77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.021
- Slate Green #658D6D ΔE 0.028
- Dark Sage #598556 ΔE 0.044
- Ocean Green #3D9973 ΔE 0.046
- Sea #3C9992 ΔE 0.047
- Dark Cyan #008B8B ΔE 0.048
- Viridian #1E9167 ΔE 0.050
- Teal Green #0A9396 ΔE 0.052
Use #508B77 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.