#36586A
Closest named color: YInMn Blue (#415A77). oklch(44.2% 0.049 232.6), rgb(54, 88, 106).
Aa
White text reads best on this color (7.60:1).
About this color
#36586A is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.049 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.027 away. White text reads best on it, at 7.60:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.76:1 |
| White text | 7.60:1 |
Values
| HEX | #36586A |
| RGB | rgb(54, 88, 106) |
| HSL | hsl(201, 33%, 31%) |
| OKLCH | oklch(44.2% 0.049 232.6) |
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 #36586A | 7.60:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #36586A | 2.76:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #36586A text on white | 7.60:1 | AAA | Lc 86.4 | Fine for body text |
| #36586A text on black | 2.76:1 | Fails | Lc -15.7 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AFC4D0
oklch(80.8% 0.029 232.8)
-
Step 400
400
#84A6B9
oklch(70.6% 0.047 232.8)
-
Step 500
500
#6590A8
oklch(63.1% 0.059 233.4)
-
Step 600
600
#4B7A93
oklch(55.6% 0.064 232.8)
-
Step 700
700
#3C677D
oklch(49.2% 0.059 232)
-
Step 800
800 (this color)
#36586A
oklch(44.2% 0.049 232.6)
-
Step 900
900
#2C4553
oklch(37.6% 0.039 233.8)
-
Step 950
950
#1A2930
oklch(27.1% 0.024 228.7)
#36586A 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) | #4F576B | 0.033 |
| Deuteranopia (no green cones) | #48516A | 0.030 |
| Tritanopia (no blue cones) | #1E5D5E | 0.037 |
| Achromatopsia (no color) | #545454 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #36586A
#36586A
oklch(44.2% 0.049 232.6)
- #694C39
#694C39
oklch(44.3% 0.049 54.3)
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 #36586A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.027
- Petrol #005F6A ΔE 0.037
- Dusty Grape #545775 ΔE 0.046
- Light Navy Blue #2E5A88 ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.049
- Deep Teal #00555A ΔE 0.050
- Dusk #4E5481 ΔE 0.055
- Deep Sea Blue #015482 ΔE 0.056
Use #36586A 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.