#2F6D5B
Closest named color: Dark Aquamarine (#017371). oklch(48.8% 0.071 171.6), rgb(47, 109, 91).
Aa
White text reads best on this color (6.07:1).
About this color
#2F6D5B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 49%, its chroma 0.071 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.035 away. White text reads best on it, at 6.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.45:1 |
| White text | 6.07:1 |
Values
| HEX | #2F6D5B |
| RGB | rgb(47, 109, 91) |
| HSL | hsl(163, 40%, 31%) |
| OKLCH | oklch(48.8% 0.071 171.6) |
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 #2F6D5B | 6.07:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #2F6D5B | 3.45:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #2F6D5B text on white | 6.07:1 | AA | Lc 80.1 | Fine for body text |
| #2F6D5B text on black | 3.45:1 | AA large text | Lc -21.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CDDDD7
oklch(88.4% 0.019 171.4)
-
Step 300
300
#ABC8BE
oklch(80.8% 0.034 172.6)
-
Step 400
400
#7EAC9C
oklch(70.7% 0.055 171.2)
-
Step 500
500
#5B9884
oklch(63.2% 0.071 171)
-
Step 600
600
#3E826E
oklch(55.6% 0.077 171.8)
-
Step 700
700 (this color)
#2F6D5B
oklch(48.8% 0.071 171.6)
-
Step 800
800
#29594B
oklch(42.6% 0.058 172.1)
-
Step 900
900
#264A3F
oklch(37.8% 0.046 171.9)
-
Step 950
950
#172B25
oklch(27% 0.028 173)
#2F6D5B 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) | #6A665A | 0.073 |
| Deuteranopia (no green cones) | #60605C | 0.068 |
| Tritanopia (no blue cones) | #106E68 | 0.024 |
| Achromatopsia (no color) | #626262 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F6D5B
#2F6D5B
oklch(48.8% 0.071 171.6)
- #7F4F64
#7F4F64
oklch(48.9% 0.07 352.2)
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 #2F6D5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.035
- Dark Green Blue #1F6357 ΔE 0.036
- Dark Aqua #05696B ΔE 0.037
- Deep Turquoise #017374 ΔE 0.039
- Bluegreen #017A79 ΔE 0.051
- Deep Aqua #08787F ΔE 0.056
- Petrol #005F6A ΔE 0.064
- Slate #516572 ΔE 0.065
Use #2F6D5B 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.