#216C93
Closest named color: Ocean Blue (#03719C). oklch(50.5% 0.094 236.2), rgb(33, 108, 147).
Aa
White text reads best on this color (5.78:1).
About this color
#216C93 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.094 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Blue (#03719C), ΔE 0.019 away. White text reads best on it, at 5.78:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Ocean Blue (#03719C) |
| Black text | 3.63:1 |
| White text | 5.78:1 |
Values
| HEX | #216C93 |
| RGB | rgb(33, 108, 147) |
| HSL | hsl(201, 63%, 35%) |
| OKLCH | oklch(50.5% 0.094 236.2) |
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 #216C93 | 5.78:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #216C93 | 3.63:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #216C93 text on white | 5.78:1 | AA | Lc 78.6 | Fine for body text |
| #216C93 text on black | 3.63:1 | AA large text | Lc -23.2 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300
#A5C6DB
oklch(80.9% 0.046 236.1)
-
Step 400
400
#73A8C8
oklch(70.6% 0.073 235.7)
-
Step 500
500
#4C92BA
oklch(63.1% 0.093 235.9)
-
Step 600
600
#2A7CA7
oklch(55.7% 0.102 236)
-
Step 700
700 (this color)
#216C93
oklch(50.5% 0.094 236.2)
-
Step 800
800
#1A5574
oklch(42.7% 0.078 236.1)
-
Step 900
900
#1D465E
oklch(37.6% 0.061 237.2)
-
Step 950
950
#122937
oklch(26.9% 0.039 237.4)
#216C93 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) | #596C95 | 0.055 |
| Deuteranopia (no green cones) | #4A6192 | 0.045 |
| Tritanopia (no blue cones) | #007679 | 0.061 |
| Achromatopsia (no color) | #666666 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216C93
#216C93
oklch(50.5% 0.094 236.2)
- #8D552A
#8D552A
oklch(50.5% 0.094 56)
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 #216C93, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Blue #03719C ΔE 0.019
- Peacock Blue #016795 ΔE 0.022
- Sea Blue #047495 ΔE 0.024
- Denim #3B638C ΔE 0.030
- Muted Blue #3B719F ΔE 0.032
- Flat Blue #3C73A8 ΔE 0.045
- Ocean #017B92 ΔE 0.046
- Dusky Blue #475F94 ΔE 0.048
Use #216C93 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.