#216B84
Closest named color: Sea Blue (#047495). oklch(49.4% 0.081 224.8), rgb(33, 107, 132).
Aa
White text reads best on this color (5.99:1).
About this color
#216B84 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 49%, its chroma 0.081 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.033 away. White text reads best on it, at 5.99:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.50:1 |
| White text | 5.99:1 |
Values
| HEX | #216B84 |
| RGB | rgb(33, 107, 132) |
| HSL | hsl(195, 60%, 32%) |
| OKLCH | oklch(49.4% 0.081 224.8) |
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 #216B84 | 5.99:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #216B84 | 3.50:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #216B84 text on white | 5.99:1 | AA | Lc 79.7 | Fine for body text |
| #216B84 text on black | 3.50:1 | AA large text | Lc -22.1 | 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
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDDE4
oklch(88.6% 0.022 223)
-
Step 300
300
#A7C7D4
oklch(81% 0.039 224.4)
-
Step 400
400
#76A9BE
oklch(70.6% 0.062 225.6)
-
Step 500
500
#4F94AE
oklch(63.2% 0.08 224.9)
-
Step 600
600
#2E7E99
oklch(55.6% 0.087 224.2)
-
Step 700
700 (this color)
#216B84
oklch(49.4% 0.081 224.8)
-
Step 800
800
#1D566A
oklch(42.5% 0.067 225.1)
-
Step 900
900
#1F4756
oklch(37.6% 0.052 225.3)
-
Step 950
950
#132A33
oklch(27.1% 0.033 225.6)
#216B84 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) | #5D6985 | 0.062 |
| Deuteranopia (no green cones) | #505F84 | 0.055 |
| Tritanopia (no blue cones) | #007273 | 0.042 |
| Achromatopsia (no color) | #636363 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216B84
#216B84
oklch(49.4% 0.081 224.8)
- #88523A
#88523A
oklch(49.5% 0.081 44.4)
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 #216B84, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.033
- Peacock Blue #016795 ΔE 0.035
- Denim #3B638C ΔE 0.036
- Ocean Blue #03719C ΔE 0.038
- Deep Turquoise #017374 ΔE 0.043
- Deep Aqua #08787F ΔE 0.044
- Dark Aqua #05696B ΔE 0.044
- Dark Aquamarine #017371 ΔE 0.047
Use #216B84 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.