#217182
Closest named color: Deep Aqua (#08787F). oklch(50.9% 0.079 215.1), rgb(33, 113, 130).
Aa
White text reads best on this color (5.60:1).
About this color
#217182 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.079 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.024 away. White text reads best on it, at 5.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 3.74:1 |
| White text | 5.60:1 |
Values
| HEX | #217182 |
| RGB | rgb(33, 113, 130) |
| HSL | hsl(191, 60%, 32%) |
| OKLCH | oklch(50.9% 0.079 215.1) |
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 #217182 | 5.60:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #217182 | 3.74:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #217182 text on white | 5.60:1 | AA | Lc 77.7 | Fine for body text |
| #217182 text on black | 3.74:1 | AA large text | Lc -24.1 | 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
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CADDE2
oklch(88.5% 0.022 215.3)
-
Step 300
300
#A6C7D0
oklch(80.8% 0.038 216.1)
-
Step 400
400
#74ABB8
oklch(70.8% 0.061 214.1)
-
Step 500
500
#4B96A7
oklch(63.2% 0.078 214.5)
-
Step 600
600
#298092
oklch(55.7% 0.085 214.4)
-
Step 700
700 (this color)
#217182
oklch(50.9% 0.079 215.1)
-
Step 800
800
#195865
oklch(42.7% 0.065 214.4)
-
Step 900
900
#1C4852
oklch(37.5% 0.051 215)
-
Step 950
950
#122A30
oklch(26.8% 0.032 216)
#217182 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) | #656D83 | 0.070 |
| Deuteranopia (no green cones) | #586382 | 0.064 |
| Tritanopia (no blue cones) | #007776 | 0.033 |
| Achromatopsia (no color) | #686868 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #217182
#217182
oklch(50.9% 0.079 215.1)
- #8D5546
#8D5546
oklch(50.9% 0.079 35.8)
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 #217182, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.024
- Deep Turquoise #017374 ΔE 0.029
- Sea Blue #047495 ΔE 0.030
- Ocean #017B92 ΔE 0.033
- Dark Aquamarine #017371 ΔE 0.034
- Bluegreen #017A79 ΔE 0.036
- Ocean Blue #03719C ΔE 0.042
- Dark Aqua #05696B ΔE 0.044
Use #217182 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.