#356D76
Closest named color: Deep Turquoise (#017374). oklch(50.1% 0.06 209.2), rgb(53, 109, 118).
Aa
White text reads best on this color (5.83:1).
About this color
#356D76 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 50%, its chroma 0.060 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Turquoise (#017374), ΔE 0.030 away. White text reads best on it, at 5.83:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Deep Turquoise (#017374) |
| Black text | 3.60:1 |
| White text | 5.83:1 |
Values
| HEX | #356D76 |
| RGB | rgb(53, 109, 118) |
| HSL | hsl(188, 38%, 34%) |
| OKLCH | oklch(50.1% 0.06 209.2) |
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 #356D76 | 5.83:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #356D76 | 3.60:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #356D76 text on white | 5.83:1 | AA | Lc 79.0 | Fine for body text |
| #356D76 text on black | 3.60:1 | AA large text | Lc -22.8 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CEDCDF
oklch(88.5% 0.016 212)
-
Step 300
300
#ACC6CB
oklch(80.9% 0.029 210.5)
-
Step 400
400
#7FA9B0
oklch(70.7% 0.046 208.8)
-
Step 500
500
#5D949D
oklch(63.2% 0.06 208.9)
-
Step 600
600
#417E88
oklch(55.6% 0.065 209.3)
-
Step 700
700 (this color)
#356D76
oklch(50.1% 0.06 209.2)
-
Step 800
800
#2B575E
oklch(42.8% 0.05 208.9)
-
Step 900
900
#27474D
oklch(37.6% 0.039 210.9)
-
Step 950
950
#182A2D
oklch(27.1% 0.024 209.1)
#356D76 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) | #656977 | 0.059 |
| Deuteranopia (no green cones) | #5A6276 | 0.052 |
| Tritanopia (no blue cones) | #027170 | 0.031 |
| Achromatopsia (no color) | #656565 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #356D76
#356D76
oklch(50.1% 0.06 209.2)
- #82564F
#82564F
oklch(49.9% 0.06 29.3)
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 #356D76, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Turquoise #017374 ΔE 0.030
- Dark Aquamarine #017371 ΔE 0.033
- Deep Aqua #08787F ΔE 0.035
- Slate #516572 ΔE 0.036
- Dark Aqua #05696B ΔE 0.036
- Bluegreen #017A79 ΔE 0.042
- Sea Blue #047495 ΔE 0.050
- Metallic Blue #4F738E ΔE 0.051
Use #356D76 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.