#217B95
Closest named color: Ocean (#017B92). oklch(54.3% 0.09 221.9), rgb(33, 123, 149).
Aa
White text reads best on this color (4.84:1).
About this color
#217B95 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.090 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.012 away. White text reads best on it, at 4.84:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.33:1 |
| White text | 4.84:1 |
Values
| HEX | #217B95 |
| RGB | rgb(33, 123, 149) |
| HSL | hsl(193, 64%, 36%) |
| OKLCH | oklch(54.3% 0.09 221.9) |
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 #217B95 | 4.84:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #217B95 | 4.33:1 | AA large text | Lc 30.8 | Non-text elements, placeholder text |
| #217B95 text on white | 4.84:1 | AA | Lc 73.3 | Content text, not long reading |
| #217B95 text on black | 4.33:1 | AA large text | Lc -28.4 | 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 600.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CADDE4
oklch(88.5% 0.023 221.8)
-
Step 300
300
#A5C7D3
oklch(80.9% 0.04 221.2)
-
Step 400
400
#72AABE
oklch(70.6% 0.065 222.4)
-
Step 500
500
#4A95AD
oklch(63.1% 0.082 221.4)
-
Step 600
600 (this color)
#217B95
oklch(54.3% 0.09 221.9)
-
Step 700
700
#176B83
oklch(49.2% 0.084 222.3)
-
Step 800
800
#17576A
oklch(42.6% 0.069 222.1)
-
Step 900
900
#1B4856
oklch(37.7% 0.054 221.6)
-
Step 950
950
#112A32
oklch(26.9% 0.034 221.3)
#217B95 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) | #6C7896 | 0.073 |
| Deuteranopia (no green cones) | #5C6D95 | 0.063 |
| Tritanopia (no blue cones) | #008383 | 0.044 |
| Achromatopsia (no color) | #717171 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #217B95
#217B95
oklch(54.3% 0.09 221.9)
- #9C5D45
#9C5D45
oklch(54.4% 0.09 41.5)
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 #217B95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.012
- Sea Blue #047495 ΔE 0.025
- Cerulean #457B9D ΔE 0.031
- Deep Aqua #08787F ΔE 0.037
- Teal Blue #01889F ΔE 0.037
- Ocean Blue #03719C ΔE 0.038
- Dull Blue #49759C ΔE 0.038
- Metallic Blue #4F738E ΔE 0.040
Use #217B95 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.