#398C73
Closest named color: Viridian (#1E9167). oklch(58.2% 0.09 170.4), rgb(57, 140, 115).
Aa
Black text reads best on this color (5.17:1).
About this color
#398C73 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.090 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Viridian (#1E9167), ΔE 0.031 away. Black text reads best on it, at 5.17:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Viridian (#1E9167) |
| Black text | 5.17:1 |
| White text | 4.05:1 |
Values
| HEX | #398C73 |
| RGB | rgb(57, 140, 115) |
| HSL | hsl(162, 42%, 39%) |
| OKLCH | oklch(58.2% 0.09 170.4) |
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 #398C73 | 4.05:1 | AA large text | Lc -73.1 | Content text, not long reading |
| Black text on #398C73 | 5.17:1 | AA | Lc 36.5 | Non-text elements, placeholder text |
| #398C73 text on white | 4.05:1 | AA large text | Lc 67.6 | Content text, not long reading |
| #398C73 text on black | 5.17:1 | AA | Lc -34.1 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CBDED7
oklch(88.4% 0.022 171.7)
-
Step 300
300
#A8CABD
oklch(81% 0.041 170.1)
-
Step 400
400
#77AE9B
oklch(70.7% 0.064 170.8)
-
Step 500
500
#519A82
oklch(63.2% 0.083 170)
-
Step 600
600 (this color)
#398C73
oklch(58.2% 0.09 170.4)
-
Step 700
700
#21705A
oklch(49.1% 0.084 170.6)
-
Step 800
800
#1E5B49
oklch(42.6% 0.07 170.1)
-
Step 900
900
#204B3D
oklch(37.8% 0.054 169.6)
-
Step 950
950
#142C24
oklch(27.1% 0.034 170)
#398C73 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) | #888372 | 0.092 |
| Deuteranopia (no green cones) | #7C7A75 | 0.089 |
| Tritanopia (no blue cones) | #028D85 | 0.031 |
| Achromatopsia (no color) | #7E7E7E | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #398C73
#398C73
oklch(58.2% 0.09 170.4)
- #A36482
#A36482
oklch(58.2% 0.09 350.2)
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 #398C73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Viridian #1E9167 ΔE 0.031
- Dusty Teal #4C9085 ΔE 0.034
- Ocean Green #3D9973 ΔE 0.041
- Dark Cyan #008B8B ΔE 0.041
- Sea Green #2E8B57 ΔE 0.042
- Slate Green #658D6D ΔE 0.043
- Dark Sage #598556 ΔE 0.043
- Blue Green #0F9B8E ΔE 0.049
Use #398C73 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.