#3B997D
Closest named color: Ocean Green (#3D9973). oklch(61.9% 0.099 170.2), rgb(59, 153, 125).
Aa
Black text reads best on this color (6.03:1).
About this color
#3B997D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.099 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.014 away. Black text reads best on it, at 6.03:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.03:1 |
| White text | 3.47:1 |
Values
| HEX | #3B997D |
| RGB | rgb(59, 153, 125) |
| HSL | hsl(162, 44%, 42%) |
| OKLCH | oklch(61.9% 0.099 170.2) |
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 #3B997D | 3.47:1 | AA large text | Lc -67.5 | Content text, not long reading |
| Black text on #3B997D | 6.03:1 | AA | Lc 42.0 | Non-text elements, placeholder text |
| #3B997D text on white | 3.47:1 | AA large text | Lc 62.1 | Content text, not long reading |
| #3B997D text on black | 6.03:1 | AA | Lc -39.6 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C9DFD6
oklch(88.5% 0.026 169.2)
-
Step 300
300
#A2CBBC
oklch(80.8% 0.048 170.8)
-
Step 400
400
#6DB199
oklch(70.8% 0.078 169.6)
-
Step 500
500 (this color)
#3B997D
oklch(61.9% 0.099 170.2)
-
Step 600
600
#0C876A
oklch(55.6% 0.107 170.4)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#055D48
oklch(42.6% 0.082 170.2)
-
Step 900
900
#144C3C
oklch(37.6% 0.064 170.1)
-
Step 950
950
#0E2D23
oklch(27% 0.042 169.1)
#3B997D 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) | #958F7C | 0.101 |
| Deuteranopia (no green cones) | #87857F | 0.097 |
| Tritanopia (no blue cones) | #009A91 | 0.032 |
| Achromatopsia (no color) | #898989 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B997D
#3B997D
oklch(61.9% 0.099 170.2)
- #B36C8E
#B36C8E
oklch(61.9% 0.1 350.3)
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 #3B997D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.014
- Persian Green #2A9D8F ΔE 0.025
- Blue Green #0F9B8E ΔE 0.027
- Sea #3C9992 ΔE 0.032
- Dusty Teal #4C9085 ΔE 0.035
- Grey Teal #5E9B8A ΔE 0.039
- Viridian #1E9167 ΔE 0.042
- Dull Teal #5F9E8F ΔE 0.045
Use #3B997D 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.