#355869
Closest named color: YInMn Blue (#415A77). oklch(44.1% 0.049 230.4), rgb(53, 88, 105).
Aa
White text reads best on this color (7.63:1).
About this color
#355869 is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.049 and its hue 230°. 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 7.63:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.75:1 |
| White text | 7.63:1 |
Values
| HEX | #355869 |
| RGB | rgb(53, 88, 105) |
| HSL | hsl(200, 33%, 31%) |
| OKLCH | oklch(44.1% 0.049 230.4) |
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 #355869 | 7.63:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #355869 | 2.75:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #355869 text on white | 7.63:1 | AAA | Lc 86.4 | Fine for body text |
| #355869 text on black | 2.75:1 | Fails | Lc -15.6 | 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
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AFC5D0
oklch(81% 0.029 229.3)
-
Step 400
400
#84A6B8
oklch(70.6% 0.046 231.3)
-
Step 500
500
#6490A7
oklch(63% 0.059 231.7)
-
Step 600
600
#4A7A92
oklch(55.5% 0.064 231.2)
-
Step 700
700
#3B677C
oklch(49.1% 0.059 230.3)
-
Step 800
800 (this color)
#355869
oklch(44.1% 0.049 230.4)
-
Step 900
900
#2C4652
oklch(37.8% 0.038 228.7)
-
Step 950
950
#1A2930
oklch(27.1% 0.024 228.7)
#355869 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) | #50576A | 0.036 |
| Deuteranopia (no green cones) | #485169 | 0.031 |
| Tritanopia (no blue cones) | #1D5D5D | 0.037 |
| Achromatopsia (no color) | #535353 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #355869
#355869
oklch(44.1% 0.049 230.4)
- #694B3A
#694B3A
oklch(44.1% 0.049 50.6)
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 #355869, 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 0.036
- Dark Slate Gray #2F4F4F ΔE 0.047
- Deep Teal #00555A ΔE 0.048
- Dusty Grape #545775 ΔE 0.048
- Light Navy Blue #2E5A88 ΔE 0.051
- Dark Green Blue #1F6357 ΔE 0.057
- Dark Aqua #05696B ΔE 0.057
Use #355869 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.