#356A69
Closest named color: Dark Aqua (#05696B). oklch(48.8% 0.057 193.8), rgb(53, 106, 105).
Aa
White text reads best on this color (6.14:1).
About this color
#356A69 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.057 and its hue 194°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.027 away. White text reads best on it, at 6.14:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.41:1 |
| White text | 6.14:1 |
Values
| HEX | #356A69 |
| RGB | rgb(53, 106, 105) |
| HSL | hsl(179, 33%, 31%) |
| OKLCH | oklch(48.8% 0.057 193.8) |
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 #356A69 | 6.14:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #356A69 | 3.41:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #356A69 text on white | 6.14:1 | AA | Lc 80.5 | Fine for body text |
| #356A69 text on black | 3.41:1 | AA large text | Lc -21.3 | 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
#E4ECEB
oklch(93.7% 0.009 188.1)
-
Step 200
200
#CEDCDC
oklch(88.4% 0.015 196.9)
-
Step 300
300
#ADC7C6
oklch(81% 0.028 193.8)
-
Step 400
400
#81AAA8
oklch(70.8% 0.044 192.5)
-
Step 500
500
#609493
oklch(63% 0.055 194.3)
-
Step 600
600
#457F7E
oklch(55.7% 0.061 194.1)
-
Step 700
700 (this color)
#356A69
oklch(48.8% 0.057 193.8)
-
Step 800
800
#2D5756
oklch(42.6% 0.047 193.5)
-
Step 900
900
#294847
oklch(37.7% 0.037 193.1)
-
Step 950
950
#192A2A
oklch(27% 0.023 195.9)
#356A69 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) | #646569 | 0.059 |
| Deuteranopia (no green cones) | #5B5F69 | 0.055 |
| Tritanopia (no blue cones) | #176D6A | 0.021 |
| Achromatopsia (no color) | #626262 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #356A69
#356A69
oklch(48.8% 0.057 193.8)
- #7D5356
#7D5356
oklch(48.9% 0.056 14.6)
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 #356A69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.027
- Dark Aquamarine #017371 ΔE 0.033
- Deep Turquoise #017374 ΔE 0.033
- Dark Green Blue #1F6357 ΔE 0.040
- Slate #516572 ΔE 0.040
- Deep Aqua #08787F ΔE 0.047
- Bluegreen #017A79 ΔE 0.049
- Petrol #005F6A ΔE 0.051
Use #356A69 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.