#216C7E
Closest named color: Deep Turquoise (#017374). oklch(49.4% 0.076 217.3), rgb(33, 108, 126).
Aa
White text reads best on this color (5.98:1).
About this color
#216C7E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 49%, its chroma 0.076 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Turquoise (#017374), ΔE 0.033 away. White text reads best on it, at 5.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Deep Turquoise (#017374) |
| Black text | 3.51:1 |
| White text | 5.98:1 |
Values
| HEX | #216C7E |
| RGB | rgb(33, 108, 126) |
| HSL | hsl(192, 58%, 31%) |
| OKLCH | oklch(49.4% 0.076 217.3) |
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 #216C7E | 5.98:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #216C7E | 3.51:1 | AA large text | Lc 24.5 | Dividers and decoration only |
| #216C7E text on white | 5.98:1 | AA | Lc 79.6 | Fine for body text |
| #216C7E text on black | 3.51:1 | AA large text | Lc -22.2 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A7C7D0
oklch(80.9% 0.037 216.6)
-
Step 400
400
#76AAB9
oklch(70.7% 0.059 217.7)
-
Step 500
500
#4F95A7
oklch(63.1% 0.075 216.6)
-
Step 600
600
#2E7F93
oklch(55.6% 0.082 217.3)
-
Step 700
700 (this color)
#216C7E
oklch(49.4% 0.076 217.3)
-
Step 800
800
#1D5766
oklch(42.6% 0.064 218.2)
-
Step 900
900
#1F4853
oklch(37.7% 0.049 217.8)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#216C7E 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) | #60697F | 0.066 |
| Deuteranopia (no green cones) | #535F7E | 0.060 |
| Tritanopia (no blue cones) | #007272 | 0.033 |
| Achromatopsia (no color) | #636363 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216C7E
#216C7E
oklch(49.4% 0.076 217.3)
- #875242
#875242
oklch(49.5% 0.076 37.6)
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 #216C7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Turquoise #017374 ΔE 0.033
- Dark Aqua #05696B ΔE 0.035
- Dark Aquamarine #017371 ΔE 0.037
- Deep Aqua #08787F ΔE 0.037
- Sea Blue #047495 ΔE 0.038
- Denim #3B638C ΔE 0.045
- Peacock Blue #016795 ΔE 0.046
- Ocean Blue #03719C ΔE 0.047
Use #216C7E 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.