#216AA2
Closest named color: Ocean Blue (#03719C). oklch(50.8% 0.113 246.2), rgb(33, 106, 162).
Aa
White text reads best on this color (5.75:1).
About this color
#216AA2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.113 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Blue (#03719C), ΔE 0.026 away. White text reads best on it, at 5.75:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Ocean Blue (#03719C) |
| Black text | 3.64:1 |
| White text | 5.75:1 |
Values
| HEX | #216AA2 |
| RGB | rgb(33, 106, 162) |
| HSL | hsl(206, 66%, 38%) |
| OKLCH | oklch(50.8% 0.113 246.2) |
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 #216AA2 | 5.75:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #216AA2 | 3.64:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #216AA2 text on white | 5.75:1 | AA | Lc 78.4 | Fine for body text |
| #216AA2 text on black | 3.64:1 | AA large text | Lc -23.4 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300
#A4C5E3
oklch(80.9% 0.055 246)
-
Step 400
400
#72A6D4
oklch(70.6% 0.087 246.1)
-
Step 500
500
#4A8FC9
oklch(63% 0.112 246.2)
-
Step 600
600
#2978B6
oklch(55.5% 0.122 246.5)
-
Step 700
700 (this color)
#216AA2
oklch(50.8% 0.113 246.2)
-
Step 800
800
#19537F
oklch(42.8% 0.094 245.8)
-
Step 900
900
#1C4566
oklch(37.8% 0.073 245.8)
-
Step 950
950
#12283C
oklch(26.9% 0.047 247.8)
#216AA2 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) | #506CA4 | 0.045 |
| Deuteranopia (no green cones) | #3D61A1 | 0.031 |
| Tritanopia (no blue cones) | #00787E | 0.082 |
| Achromatopsia (no color) | #666666 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216AA2
#216AA2
oklch(50.8% 0.113 246.2)
- #905600
#905600
oklch(50.8% 0.113 66.2)
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 #216AA2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Blue #03719C ΔE 0.026
- Peacock Blue #016795 ΔE 0.026
- Mid Blue #276AB3 ΔE 0.028
- Muted Blue #3B719F ΔE 0.032
- French Blue #436BAD ΔE 0.035
- Flat Blue #3C73A8 ΔE 0.037
- Denim #3B638C ΔE 0.039
- Sea Blue #047495 ΔE 0.041
Use #216AA2 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.