#356C65
Closest named color: Dark Aquamarine (#017371). oklch(49.2% 0.06 184.7), rgb(53, 108, 101).
Aa
White text reads best on this color (6.02:1).
About this color
#356C65 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.060 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.030 away. White text reads best on it, at 6.02:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.48:1 |
| White text | 6.02:1 |
Values
| HEX | #356C65 |
| RGB | rgb(53, 108, 101) |
| HSL | hsl(172, 34%, 32%) |
| OKLCH | oklch(49.2% 0.06 184.7) |
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 #356C65 | 6.02:1 | AA | Lc -85.2 | Fine for body text |
| Black text on #356C65 | 3.48:1 | AA large text | Lc 24.1 | Dividers and decoration only |
| #356C65 text on white | 6.02:1 | AA | Lc 80.0 | Fine for body text |
| #356C65 text on black | 3.48:1 | AA large text | Lc -21.9 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDDA
oklch(88.5% 0.017 182.7)
-
Step 300
300
#ADC7C3
oklch(80.9% 0.029 185.4)
-
Step 400
400
#81AAA4
oklch(70.6% 0.045 185.1)
-
Step 500
500
#5F958E
oklch(63% 0.058 185.5)
-
Step 600
600
#448078
oklch(55.7% 0.064 184.4)
-
Step 700
700 (this color)
#356C65
oklch(49.2% 0.06 184.7)
-
Step 800
800
#2D5852
oklch(42.7% 0.049 184)
-
Step 900
900
#294844
oklch(37.6% 0.038 185.3)
-
Step 950
950
#182A28
oklch(26.9% 0.024 187)
#356C65 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) | #676765 | 0.063 |
| Deuteranopia (no green cones) | #5E6066 | 0.060 |
| Tritanopia (no blue cones) | #196E6A | 0.019 |
| Achromatopsia (no color) | #636363 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #356C65
#356C65
oklch(49.2% 0.06 184.7)
- #7E535C
#7E535C
oklch(49.2% 0.059 5.7)
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 #356C65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.030
- Dark Aqua #05696B ΔE 0.031
- Deep Turquoise #017374 ΔE 0.032
- Dark Green Blue #1F6357 ΔE 0.040
- Bluegreen #017A79 ΔE 0.046
- Deep Aqua #08787F ΔE 0.047
- Slate #516572 ΔE 0.047
- Petrol #005F6A ΔE 0.057
Use #356C65 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.