#3283CD
Closest named color: Water Blue (#0E87CC). oklch(59.7% 0.137 249.6), rgb(50, 131, 205).
Aa
Black text reads best on this color (5.26:1).
About this color
#3283CD is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.137 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Water Blue (#0E87CC), ΔE 0.017 away. Black text reads best on it, at 5.26:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Water Blue (#0E87CC) |
| Black text | 5.26:1 |
| White text | 3.98:1 |
Values
| HEX | #3283CD |
| RGB | rgb(50, 131, 205) |
| HSL | hsl(209, 61%, 50%) |
| OKLCH | oklch(59.7% 0.137 249.6) |
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 #3283CD | 3.98:1 | AA large text | Lc -72.4 | Content text, not long reading |
| Black text on #3283CD | 5.26:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #3283CD text on white | 3.98:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #3283CD text on black | 5.26:1 | AA | Lc -34.8 | 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 500.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C7DCF1
oklch(88.5% 0.037 248.2)
-
Step 300
300
#A0C5EB
oklch(81% 0.067 249.3)
-
Step 400
400
#6AA5E1
oklch(70.6% 0.108 250)
-
Step 500
500 (this color)
#3283CD
oklch(59.7% 0.137 249.6)
-
Step 600
600
#1276C6
oklch(55.6% 0.149 249.7)
-
Step 700
700
#0063AB
oklch(49.2% 0.138 249.7)
-
Step 800
800
#08518B
oklch(42.7% 0.116 249.8)
-
Step 900
900
#14446F
oklch(37.8% 0.089 249.5)
-
Step 950
950
#0E2841
oklch(27.1% 0.057 249.9)
#3283CD 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) | #6187D0 | 0.046 |
| Deuteranopia (no green cones) | #4A79CC | 0.030 |
| Tritanopia (no blue cones) | #00959E | 0.102 |
| Achromatopsia (no color) | #7F7F7F | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3283CD
#3283CD
oklch(59.7% 0.137 249.6)
- #B06F00
#B06F00
oklch(59.8% 0.13 69.6)
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 #3283CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Water Blue #0E87CC ΔE 0.017
- Windows Blue #3778BF ΔE 0.034
- Cool Blue #4984B8 ΔE 0.037
- Steel Blue #4682B4 ΔE 0.040
- Dark Sky Blue #448EE4 ΔE 0.047
- Blue NCS #118AB2 ΔE 0.053
- Nice Blue #107AB0 ΔE 0.054
- Off Blue #5684AE ΔE 0.056
Use #3283CD 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.