#217667
Closest named color: Dark Aquamarine (#017371). oklch(51.2% 0.083 178.5), rgb(33, 118, 103).
Aa
White text reads best on this color (5.45:1).
About this color
#217667 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.083 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.023 away. White text reads best on it, at 5.45:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.85:1 |
| White text | 5.45:1 |
Values
| HEX | #217667 |
| RGB | rgb(33, 118, 103) |
| HSL | hsl(169, 56%, 30%) |
| OKLCH | oklch(51.2% 0.083 178.5) |
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 #217667 | 5.45:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #217667 | 3.85:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #217667 text on white | 5.45:1 | AA | Lc 76.9 | Fine for body text |
| #217667 text on black | 3.85:1 | AA large text | Lc -24.9 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CADED9
oklch(88.4% 0.022 179.1)
-
Step 300
300
#A6CAC1
oklch(81% 0.04 178.4)
-
Step 400
400
#74AEA1
oklch(70.7% 0.064 178.7)
-
Step 500
500
#4B9A8A
oklch(63.1% 0.082 178.5)
-
Step 600
600
#288474
oklch(55.6% 0.088 178.9)
-
Step 700
700 (this color)
#217667
oklch(51.2% 0.083 178.5)
-
Step 800
800
#185B4F
oklch(42.7% 0.069 178.3)
-
Step 900
900
#1C4B42
oklch(37.7% 0.054 178.7)
-
Step 950
950
#122C27
oklch(27.1% 0.034 179.6)
#217667 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) | #716F66 | 0.087 |
| Deuteranopia (no green cones) | #656668 | 0.083 |
| Tritanopia (no blue cones) | #007871 | 0.016 |
| Achromatopsia (no color) | #696969 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #217667
#217667
oklch(51.2% 0.083 178.5)
- #8D5266
#8D5266
oklch(51.3% 0.082 358.7)
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 #217667, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.023
- Bluegreen #017A79 ΔE 0.027
- Deep Turquoise #017374 ΔE 0.027
- Deep Aqua #08787F ΔE 0.036
- Teal #008080 ΔE 0.041
- Dark Aqua #05696B ΔE 0.047
- Dark Green Blue #1F6357 ΔE 0.060
- Ocean #017B92 ΔE 0.065
Use #217667 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.