#338E91
Closest named color: Teal Green (#0A9396). oklch(59.5% 0.084 198.2), rgb(51, 142, 145).
Aa
Black text reads best on this color (5.41:1).
About this color
#338E91 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 59%, its chroma 0.084 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.018 away. Black text reads best on it, at 5.41:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #338E91 |
| RGB | rgb(51, 142, 145) |
| HSL | hsl(182, 48%, 38%) |
| OKLCH | oklch(59.5% 0.084 198.2) |
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 #338E91 | 3.87:1 | AA large text | Lc -71.4 | Content text, not long reading |
| Black text on #338E91 | 5.41:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #338E91 text on white | 3.87:1 | AA large text | Lc 65.9 | Content text, not long reading |
| #338E91 text on black | 5.41:1 | AA | Lc -35.7 | 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 500.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C9DEDF
oklch(88.5% 0.022 200.2)
-
Step 300
300
#A2C9CA
oklch(80.8% 0.041 198.3)
-
Step 400
400
#6DAEB0
oklch(70.8% 0.067 198.3)
-
Step 500
500 (this color)
#338E91
oklch(59.5% 0.084 198.2)
-
Step 600
600
#0F8387
oklch(55.5% 0.092 198.7)
-
Step 700
700
#006F72
oklch(49.2% 0.084 198.1)
-
Step 800
800
#075A5D
oklch(42.6% 0.07 198.9)
-
Step 900
900
#144A4C
oklch(37.6% 0.055 198.6)
-
Step 950
950
#0E2C2D
oklch(27.1% 0.035 198.3)
#338E91 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) | #848891 | 0.086 |
| Deuteranopia (no green cones) | #767D92 | 0.081 |
| Tritanopia (no blue cones) | #00938F | 0.022 |
| Achromatopsia (no color) | #818181 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #338E91
#338E91
oklch(59.5% 0.084 198.2)
- #AB6A6B
#AB6A6B
oklch(59.5% 0.084 18.9)
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 #338E91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.018
- Dark Cyan #008B8B ΔE 0.024
- Dusty Teal #4C9085 ΔE 0.027
- Sea #3C9992 ΔE 0.035
- Teal Blue #01889F ΔE 0.037
- Blue Green #0F9B8E ΔE 0.042
- Persian Green #2A9D8F ΔE 0.046
- Teal #008080 ΔE 0.053
Use #338E91 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.