#355969
Closest named color: YInMn Blue (#415A77). oklch(44.4% 0.049 228.1), rgb(53, 89, 105).
Aa
White text reads best on this color (7.54:1).
About this color
#355969 is a dark, muted teal or cyan. In OKLCH its lightness is 44%, its chroma 0.049 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.029 away. White text reads best on it, at 7.54:1.
| Hue family | Teals and cyans |
| Lightness | dark (44%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.78:1 |
| White text | 7.54:1 |
Values
| HEX | #355969 |
| RGB | rgb(53, 89, 105) |
| HSL | hsl(198, 33%, 31%) |
| OKLCH | oklch(44.4% 0.049 228.1) |
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 #355969 | 7.54:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #355969 | 2.78:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #355969 text on white | 7.54:1 | AAA | Lc 86.1 | Fine for body text |
| #355969 text on black | 2.78:1 | Fails | Lc -15.9 | 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 800.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CFDBE1
oklch(88.4% 0.015 229)
-
Step 300
300
#AEC5CF
oklch(80.9% 0.029 225.8)
-
Step 400
400
#83A7B7
oklch(70.7% 0.046 226.9)
-
Step 500
500
#6391A6
oklch(63.1% 0.059 228.2)
-
Step 600
600
#497B91
oklch(55.6% 0.064 228)
-
Step 700
700
#3A677B
oklch(49% 0.059 228.5)
-
Step 800
800 (this color)
#355969
oklch(44.4% 0.049 228.1)
-
Step 900
900
#2B4652
oklch(37.8% 0.039 227.9)
-
Step 950
950
#1A2930
oklch(27.1% 0.024 228.7)
#355969 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) | #51586A | 0.037 |
| Deuteranopia (no green cones) | #495269 | 0.032 |
| Tritanopia (no blue cones) | #1C5E5E | 0.036 |
| Achromatopsia (no color) | #545454 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #355969
#355969
oklch(44.4% 0.049 228.1)
- #6A4B3C
#6A4B3C
oklch(44.2% 0.049 46.8)
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 #355969, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.029
- Petrol #005F6A ΔE 0.034
- Deep Teal #00555A ΔE 0.048
- Dusty Grape #545775 ΔE 0.048
- Dark Slate Gray #2F4F4F ΔE 0.048
- Light Navy Blue #2E5A88 ΔE 0.051
- Dark Aqua #05696B ΔE 0.054
- Dark Green Blue #1F6357 ΔE 0.054
Use #355969 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.