#338E6E
Closest named color: Viridian (#1E9167). oklch(58.4% 0.1 166.3), rgb(51, 142, 110).
Aa
Black text reads best on this color (5.23:1).
About this color
#338E6E is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.100 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.019 away. Black text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Viridian (#1E9167) |
| Black text | 5.23:1 |
| White text | 4.01:1 |
Values
| HEX | #338E6E |
| RGB | rgb(51, 142, 110) |
| HSL | hsl(159, 47%, 38%) |
| OKLCH | oklch(58.4% 0.1 166.3) |
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 #338E6E | 4.01:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #338E6E | 5.23:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #338E6E text on white | 4.01:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #338E6E text on black | 5.23:1 | AA | Lc -34.5 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDFD5
oklch(88.6% 0.025 164.4)
-
Step 300
300
#A6CABA
oklch(80.8% 0.044 166.5)
-
Step 400
400
#74AF97
oklch(70.6% 0.071 166.9)
-
Step 500
500
#4C9B7D
oklch(63.1% 0.091 166.4)
-
Step 600
600 (this color)
#338E6E
oklch(58.4% 0.1 166.3)
-
Step 700
700
#197155
oklch(49.1% 0.092 166.6)
-
Step 800
800
#195C45
oklch(42.7% 0.077 166)
-
Step 900
900
#1D4C3A
oklch(37.8% 0.06 165.4)
-
Step 950
950
#122C22
oklch(26.9% 0.038 166.4)
#338E6E 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) | #8B846C | 0.100 |
| Deuteranopia (no green cones) | #7E7B70 | 0.096 |
| Tritanopia (no blue cones) | #008E85 | 0.036 |
| Achromatopsia (no color) | #7F7F7F | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #338E6E
#338E6E
oklch(58.4% 0.1 166.3)
- #A66288
#A66288
oklch(58.4% 0.1 346)
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 #338E6E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.019
- Sea Green #2E8B57 ΔE 0.032
- Ocean Green #3D9973 ΔE 0.034
- Dark Sage #598556 ΔE 0.042
- Dusty Teal #4C9085 ΔE 0.042
- Light Forest Green #4F9153 ΔE 0.044
- Slate Green #658D6D ΔE 0.046
- Dark Cyan #008B8B ΔE 0.049
Use #338E6E 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.