#216584
Closest named color: Denim (#3B638C). oklch(47.9% 0.083 232.2), rgb(33, 101, 132).
Aa
White text reads best on this color (6.44:1).
About this color
#216584 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.083 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.028 away. White text reads best on it, at 6.44:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.25:1 |
| White text | 6.44:1 |
Values
| HEX | #216584 |
| RGB | rgb(33, 101, 132) |
| HSL | hsl(199, 60%, 32%) |
| OKLCH | oklch(47.9% 0.083 232.2) |
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 #216584 | 6.44:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #216584 | 3.25:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #216584 text on white | 6.44:1 | AA | Lc 81.7 | Fine for body text |
| #216584 text on black | 3.25:1 | AA large text | Lc -20.2 | 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
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CBDCE6
oklch(88.5% 0.023 233.4)
-
Step 300
300
#A8C6D6
oklch(81% 0.039 231.2)
-
Step 400
400
#78A8C2
oklch(70.7% 0.064 232.5)
-
Step 500
500
#5292B3
oklch(63% 0.082 232.6)
-
Step 600
600
#347C9F
oklch(55.6% 0.089 232.7)
-
Step 700
700 (this color)
#216584
oklch(47.9% 0.083 232.2)
-
Step 800
800
#21556E
oklch(42.6% 0.069 232.5)
-
Step 900
900
#214659
oklch(37.6% 0.053 233)
-
Step 950
950
#142934
oklch(26.9% 0.034 232.8)
#216584 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) | #566485 | 0.055 |
| Deuteranopia (no green cones) | #485A84 | 0.047 |
| Tritanopia (no blue cones) | #006D6F | 0.050 |
| Achromatopsia (no color) | #5E5E5E | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216584
#216584
oklch(47.9% 0.083 232.2)
- #824F2E
#824F2E
oklch(47.9% 0.083 52.4)
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 #216584, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.028
- Peacock Blue #016795 ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.036
- YInMn Blue #415A77 ΔE 0.041
- Ocean Blue #03719C ΔE 0.045
- Sea Blue #047495 ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.047
- Petrol #005F6A ΔE 0.048
Use #216584 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.