#338D81
Closest named color: Dusty Teal (#4C9085). oklch(58.7% 0.087 182.9), rgb(51, 141, 129).
Aa
Black text reads best on this color (5.26:1).
About this color
#338D81 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.087 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.024 away. Black text reads best on it, at 5.26:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.26:1 |
| White text | 3.98:1 |
Values
| HEX | #338D81 |
| RGB | rgb(51, 141, 129) |
| HSL | hsl(172, 47%, 38%) |
| OKLCH | oklch(58.7% 0.087 182.9) |
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 #338D81 | 3.98:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #338D81 | 5.26:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #338D81 text on white | 3.98:1 | AA large text | Lc 66.9 | Content text, not long reading |
| #338D81 text on black | 5.26:1 | AA | Lc -34.7 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CADEDA
oklch(88.5% 0.022 182.5)
-
Step 300
300
#A6C9C3
oklch(80.9% 0.038 183.8)
-
Step 400
400
#74AEA4
oklch(70.8% 0.062 182.5)
-
Step 500
500
#4B998E
oklch(63% 0.079 183.4)
-
Step 600
600 (this color)
#338D81
oklch(58.7% 0.087 182.9)
-
Step 700
700
#186F65
oklch(49% 0.08 183.4)
-
Step 800
800
#185B52
oklch(42.8% 0.067 182.2)
-
Step 900
900
#1C4B44
oklch(37.8% 0.052 182.2)
-
Step 950
950
#122C28
oklch(27.1% 0.033 182.6)
#338D81 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) | #878581 | 0.093 |
| Deuteranopia (no green cones) | #797B82 | 0.087 |
| Tritanopia (no blue cones) | #009089 | 0.018 |
| Achromatopsia (no color) | #7F7F7F | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #338D81
#338D81
oklch(58.7% 0.087 182.9)
- #A76677
#A76677
oklch(58.6% 0.086 3.1)
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 #338D81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.024
- Dark Cyan #008B8B ΔE 0.025
- Teal Green #0A9396 ΔE 0.032
- Blue Green #0F9B8E ΔE 0.040
- Sea #3C9992 ΔE 0.040
- Persian Green #2A9D8F ΔE 0.046
- Viridian #1E9167 ΔE 0.047
- Teal #008080 ΔE 0.048
Use #338D81 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.