#356C84
Closest named color: Denim (#3B638C). oklch(50.4% 0.069 228.9), rgb(53, 108, 132).
Aa
White text reads best on this color (5.78:1).
About this color
#356C84 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 50%, its chroma 0.069 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.034 away. White text reads best on it, at 5.78:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.62:1 |
| White text | 5.78:1 |
Values
| HEX | #356C84 |
| RGB | rgb(53, 108, 132) |
| HSL | hsl(198, 43%, 36%) |
| OKLCH | oklch(50.4% 0.069 228.9) |
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 #356C84 | 5.78:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #356C84 | 3.62:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #356C84 text on white | 5.78:1 | AA | Lc 78.8 | Fine for body text |
| #356C84 text on black | 3.62:1 | AA large text | Lc -23.0 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CDDCE3
oklch(88.5% 0.019 227.3)
-
Step 300
300
#ABC5D2
oklch(80.8% 0.034 229.4)
-
Step 400
400
#7EA8BC
oklch(70.8% 0.054 228.8)
-
Step 500
500
#5B92AB
oklch(63.1% 0.069 228.7)
-
Step 600
600
#407C96
oklch(55.7% 0.074 228.5)
-
Step 700
700 (this color)
#356C84
oklch(50.4% 0.069 228.9)
-
Step 800
800
#2A5568
oklch(42.7% 0.057 229)
-
Step 900
900
#274655
oklch(37.7% 0.045 230.6)
-
Step 950
950
#172932
oklch(27% 0.029 231)
#356C84 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) | #606A85 | 0.051 |
| Deuteranopia (no green cones) | #546284 | 0.043 |
| Tritanopia (no blue cones) | #007374 | 0.047 |
| Achromatopsia (no color) | #656565 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #356C84
#356C84
oklch(50.4% 0.069 228.9)
- #855840
#855840
oklch(50.4% 0.07 48.7)
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 #356C84, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.034
- Sea Blue #047495 ΔE 0.035
- Slate #516572 ΔE 0.039
- Metallic Blue #4F738E ΔE 0.039
- Ocean Blue #03719C ΔE 0.041
- Peacock Blue #016795 ΔE 0.044
- Deep Aqua #08787F ΔE 0.044
- Muted Blue #3B719F ΔE 0.044
Use #356C84 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.