#2A6766
Closest named color: Dark Aqua (#05696B). oklch(47.4% 0.063 193.8), rgb(42, 103, 102).
Aa
White text reads best on this color (6.50:1).
About this color
#2A6766 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.063 and its hue 194°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.017 away. White text reads best on it, at 6.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.23:1 |
| White text | 6.50:1 |
Values
| HEX | #2A6766 |
| RGB | rgb(42, 103, 102) |
| HSL | hsl(179, 42%, 28%) |
| OKLCH | oklch(47.4% 0.063 193.8) |
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 #2A6766 | 6.50:1 | AA | Lc -87.1 | Fine for body text |
| Black text on #2A6766 | 3.23:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #2A6766 text on white | 6.50:1 | AA | Lc 82.0 | Fine for body text |
| #2A6766 text on black | 3.23:1 | AA large text | Lc -19.9 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E4ECEB
oklch(93.7% 0.009 188.1)
-
Step 200
200
#CDDDDC
oklch(88.5% 0.017 192.3)
-
Step 300
300
#ABC7C6
oklch(80.9% 0.03 193.9)
-
Step 400
400
#7DABA9
oklch(70.8% 0.049 192.7)
-
Step 500
500
#5A9694
oklch(63.2% 0.063 193)
-
Step 600
600
#3E807F
oklch(55.7% 0.067 194.1)
-
Step 700
700 (this color)
#2A6766
oklch(47.4% 0.063 193.8)
-
Step 800
800
#285857
oklch(42.7% 0.052 193.6)
-
Step 900
900
#264848
oklch(37.6% 0.04 195.6)
-
Step 950
950
#172A2A
oklch(26.9% 0.025 195.8)
#2A6766 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) | #616266 | 0.066 |
| Deuteranopia (no green cones) | #575B67 | 0.061 |
| Tritanopia (no blue cones) | #006A67 | 0.019 |
| Achromatopsia (no color) | #5E5E5E | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A6766
#2A6766
oklch(47.4% 0.063 193.8)
- #7B4D51
#7B4D51
oklch(47.4% 0.063 14.1)
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 #2A6766, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.017
- Dark Green Blue #1F6357 ΔE 0.027
- Dark Aquamarine #017371 ΔE 0.037
- Petrol #005F6A ΔE 0.037
- Deep Turquoise #017374 ΔE 0.038
- Slate #516572 ΔE 0.050
- Deep Aqua #08787F ΔE 0.055
- Bluegreen #017A79 ΔE 0.057
Use #2A6766 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.