#3284AA
Closest named color: Blue NCS (#118AB2). oklch(58% 0.097 232.1), rgb(50, 132, 170).
Aa
Black text reads best on this color (5.01:1).
About this color
#3284AA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 58%, its chroma 0.097 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Blue NCS (#118AB2), ΔE 0.020 away. Black text reads best on it, at 5.01:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Blue NCS (#118AB2) |
| Black text | 5.01:1 |
| White text | 4.18:1 |
Values
| HEX | #3284AA |
| RGB | rgb(50, 132, 170) |
| HSL | hsl(199, 55%, 43%) |
| OKLCH | oklch(58% 0.097 232.1) |
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 #3284AA | 4.18:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #3284AA | 5.01:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #3284AA text on white | 4.18:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #3284AA text on black | 5.01:1 | AA | Lc -33.1 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF1
oklch(93.7% 0.013 228.9)
-
Step 200
200
#CADCE7
oklch(88.4% 0.025 234.5)
-
Step 300
300
#A5C6D8
oklch(80.8% 0.044 231.9)
-
Step 400
400
#73A9C5
oklch(70.7% 0.07 231.6)
-
Step 500
500
#4B93B6
oklch(63.1% 0.089 231.6)
-
Step 600
600 (this color)
#3284AA
oklch(58% 0.097 232.1)
-
Step 700
700
#1A698B
oklch(49.1% 0.09 232)
-
Step 800
800
#195671
oklch(42.8% 0.075 231.7)
-
Step 900
900
#1C475B
oklch(37.7% 0.058 231.3)
-
Step 950
950
#122A35
oklch(27.1% 0.036 229.8)
#3284AA 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) | #7182AC | 0.064 |
| Deuteranopia (no green cones) | #6177A9 | 0.054 |
| Tritanopia (no blue cones) | #008E91 | 0.059 |
| Achromatopsia (no color) | #7C7C7C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3284AA
#3284AA
oklch(58% 0.097 232.1)
- #A86941
#A86941
oklch(58.1% 0.098 52.1)
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 #3284AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue NCS #118AB2 ΔE 0.020
- Steel Blue #4682B4 ΔE 0.025
- Cerulean #457B9D ΔE 0.029
- Teal Blue #01889F ΔE 0.030
- Cool Blue #4984B8 ΔE 0.030
- Off Blue #5684AE ΔE 0.033
- Stormy Blue #507B9C ΔE 0.035
- Dusty Blue #5A86AD ΔE 0.038
Use #3284AA 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.