#2D6B64
Closest named color: Dark Aqua (#05696B). oklch(48.5% 0.065 185.3), rgb(45, 107, 100).
Aa
White text reads best on this color (6.17:1).
About this color
#2D6B64 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.065 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.024 away. White text reads best on it, at 6.17:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.39:1 |
| White text | 6.17:1 |
Values
| HEX | #2D6B64 |
| RGB | rgb(45, 107, 100) |
| HSL | hsl(173, 41%, 30%) |
| OKLCH | oklch(48.5% 0.065 185.3) |
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 #2D6B64 | 6.17:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #2D6B64 | 3.39:1 | AA large text | Lc 23.4 | Dividers and decoration only |
| #2D6B64 text on white | 6.17:1 | AA | Lc 80.6 | Fine for body text |
| #2D6B64 text on black | 3.39:1 | AA large text | Lc -21.2 | 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
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CDDDDA
oklch(88.5% 0.018 183.5)
-
Step 300
300
#ABC8C3
oklch(81% 0.032 184)
-
Step 400
400
#7DABA5
oklch(70.6% 0.05 186.1)
-
Step 500
500
#5A968F
oklch(63% 0.064 186.2)
-
Step 600
600
#3D8179
oklch(55.7% 0.07 185.3)
-
Step 700
700 (this color)
#2D6B64
oklch(48.5% 0.065 185.3)
-
Step 800
800
#285953
oklch(42.8% 0.054 184.9)
-
Step 900
900
#264945
oklch(37.8% 0.041 186.1)
-
Step 950
950
#172B28
oklch(27.1% 0.027 183.8)
#2D6B64 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) | #666564 | 0.069 |
| Deuteranopia (no green cones) | #5C5E65 | 0.065 |
| Tritanopia (no blue cones) | #006D69 | 0.020 |
| Achromatopsia (no color) | #616161 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D6B64
#2D6B64
oklch(48.5% 0.065 185.3)
- #7E4F5A
#7E4F5A
oklch(48.4% 0.065 4.5)
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 #2D6B64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.024
- Dark Aquamarine #017371 ΔE 0.029
- Deep Turquoise #017374 ΔE 0.031
- Dark Green Blue #1F6357 ΔE 0.033
- Bluegreen #017A79 ΔE 0.048
- Deep Aqua #08787F ΔE 0.048
- Petrol #005F6A ΔE 0.051
- Slate #516572 ΔE 0.052
Use #2D6B64 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.