#438B77
Closest named color: Dusty Teal (#4C9085). oklch(58.4% 0.079 173), rgb(67, 139, 119).
Aa
Black text reads best on this color (5.19:1).
About this color
#438B77 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.079 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.025 away. Black text reads best on it, at 5.19:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.19:1 |
| White text | 4.03:1 |
Values
| HEX | #438B77 |
| RGB | rgb(67, 139, 119) |
| HSL | hsl(163, 35%, 40%) |
| OKLCH | oklch(58.4% 0.079 173) |
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 #438B77 | 4.03:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #438B77 | 5.19:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #438B77 text on white | 4.03:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #438B77 text on black | 5.19:1 | AA | Lc -34.2 | 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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CDDED8
oklch(88.6% 0.02 172.7)
-
Step 300
300
#AAC9BE
oklch(81% 0.037 171.9)
-
Step 400
400
#7CAD9D
oklch(70.8% 0.057 172.4)
-
Step 500
500
#589885
oklch(63.1% 0.073 172.8)
-
Step 600
600 (this color)
#438B77
oklch(58.4% 0.079 173)
-
Step 700
700
#2B6E5D
oklch(49% 0.073 173.7)
-
Step 800
800
#265A4C
oklch(42.8% 0.061 173.2)
-
Step 900
900
#244A3F
oklch(37.7% 0.048 172.7)
-
Step 950
950
#162B25
oklch(26.9% 0.03 173.8)
#438B77 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) | #878376 | 0.082 |
| Deuteranopia (no green cones) | #7C7B78 | 0.079 |
| Tritanopia (no blue cones) | #248C85 | 0.026 |
| Achromatopsia (no color) | #7E7E7E | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #438B77
#438B77
oklch(58.4% 0.079 173)
- #A16880
#A16880
oklch(58.6% 0.079 353)
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 #438B77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.025
- Slate Green #658D6D ΔE 0.038
- Dark Cyan #008B8B ΔE 0.039
- Viridian #1E9167 ΔE 0.042
- Ocean Green #3D9973 ΔE 0.045
- Dark Sage #598556 ΔE 0.045
- Teal Green #0A9396 ΔE 0.047
- Sea #3C9992 ΔE 0.048
Use #438B77 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.