#006B63
Closest named color: Dark Aqua (#05696B). oklch(47.5% 0.083 185.9), rgb(0, 107, 99).
Aa
White text reads best on this color (6.39:1).
About this color
#006B63 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.083 and its hue 186°. 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 6.39:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.28:1 |
| White text | 6.39:1 |
Values
| HEX | #006B63 |
| RGB | rgb(0, 107, 99) |
| HSL | hsl(176, 100%, 21%) |
| OKLCH | oklch(47.5% 0.083 185.9) |
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 #006B63 | 6.39:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #006B63 | 3.28:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #006B63 text on white | 6.39:1 | AA | Lc 81.2 | Fine for body text |
| #006B63 text on black | 3.28:1 | AA large text | Lc -20.6 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDB
oklch(88.5% 0.022 186)
-
Step 300
300
#A4CAC4
oklch(81% 0.041 184.7)
-
Step 400
400
#71AEA6
oklch(70.7% 0.064 185.4)
-
Step 500
500
#469A91
oklch(63.2% 0.083 185.9)
-
Step 600
600
#1E847B
oklch(55.6% 0.09 186)
-
Step 700
700 (this color)
#006B63
oklch(47.5% 0.083 185.9)
-
Step 800
800
#125B54
oklch(42.7% 0.069 185.3)
-
Step 900
900
#194B46
oklch(37.8% 0.054 186)
-
Step 950
950
#102C29
oklch(27% 0.034 186.1)
#006B63 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) | #656463 | 0.089 |
| Deuteranopia (no green cones) | #585B64 | 0.083 |
| Tritanopia (no blue cones) | #006E68 | 0.011 |
| Achromatopsia (no color) | #5F5F5F | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #006B63
#006B63
oklch(47.5% 0.083 185.9)
- #834755
#834755
oklch(47.5% 0.083 5.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #006B63
These curated palettes and gradients contain exactly #006B63. Open one to see the full color scheme around it.
Gradients
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 0.026
- Dark Aquamarine #017371 ΔE 0.029
- Deep Turquoise #017374 ΔE 0.032
- Petrol #005F6A ΔE 0.044
- Bluegreen #017A79 ΔE 0.051
- Deep Aqua #08787F ΔE 0.053
- Spruce #0A5F38 ΔE 0.067
Use #006B63 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.