#216E7D
Closest named color: Deep Turquoise (#017374). oklch(49.9% 0.076 213.5), rgb(33, 110, 125).
Aa
White text reads best on this color (5.84:1).
About this color
#216E7D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 50%, its chroma 0.076 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Turquoise (#017374), ΔE 0.027 away. White text reads best on it, at 5.84:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Deep Turquoise (#017374) |
| Black text | 3.59:1 |
| White text | 5.84:1 |
Values
| HEX | #216E7D |
| RGB | rgb(33, 110, 125) |
| HSL | hsl(190, 58%, 31%) |
| OKLCH | oklch(49.9% 0.076 213.5) |
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 #216E7D | 5.84:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #216E7D | 3.59:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #216E7D text on white | 5.84:1 | AA | Lc 79.0 | Fine for body text |
| #216E7D text on black | 3.59:1 | AA large text | Lc -22.8 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE1
oklch(88.5% 0.02 212.6)
-
Step 300
300
#A6C7CF
oklch(80.8% 0.037 214)
-
Step 400
400
#75ABB7
oklch(70.8% 0.059 213.1)
-
Step 500
500
#4E95A5
oklch(63% 0.075 214.2)
-
Step 600
600
#2D8090
oklch(55.7% 0.082 212.9)
-
Step 700
700 (this color)
#216E7D
oklch(49.9% 0.076 213.5)
-
Step 800
800
#1C5864
oklch(42.8% 0.063 213.5)
-
Step 900
900
#1E4851
oklch(37.6% 0.049 213.8)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#216E7D 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) | #636A7E | 0.069 |
| Deuteranopia (no green cones) | #56617D | 0.062 |
| Tritanopia (no blue cones) | #007473 | 0.030 |
| Achromatopsia (no color) | #656565 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #216E7D
#216E7D
oklch(49.9% 0.076 213.5)
- #895246
#895246
oklch(49.9% 0.077 33.1)
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 #216E7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Turquoise #017374 ΔE 0.027
- Deep Aqua #08787F ΔE 0.030
- Dark Aquamarine #017371 ΔE 0.031
- Dark Aqua #05696B ΔE 0.034
- Sea Blue #047495 ΔE 0.038
- Bluegreen #017A79 ΔE 0.040
- Ocean #017B92 ΔE 0.044
- Slate #516572 ΔE 0.049
Use #216E7D 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.