#198099
Closest named color: Ocean (#017B92). oklch(55.6% 0.095 219.2), rgb(25, 128, 153).
Aa
Black text reads best on this color (4.58:1).
About this color
#198099 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.095 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.019 away. Black text reads best on it, at 4.58:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.58:1 |
| White text | 4.57:1 |
Values
| HEX | #198099 |
| RGB | rgb(25, 128, 153) |
| HSL | hsl(192, 72%, 35%) |
| OKLCH | oklch(55.6% 0.095 219.2) |
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 #198099 | 4.57:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #198099 | 4.58:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #198099 text on white | 4.57:1 | AA | Lc 71.4 | Content text, not long reading |
| #198099 text on black | 4.58:1 | AA | Lc -30.3 | Non-text elements, placeholder text |
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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C9DDE4
oklch(88.5% 0.023 220.8)
-
Step 300
300
#A3C8D3
oklch(81% 0.042 217.8)
-
Step 400
400
#6FABBE
oklch(70.7% 0.068 219.9)
-
Step 500
500
#4396AD
oklch(63.1% 0.087 218.8)
-
Step 600
600 (this color)
#198099
oklch(55.6% 0.095 219.2)
-
Step 700
700
#046C83
oklch(49.2% 0.088 219.6)
-
Step 800
800
#0D586A
oklch(42.7% 0.073 219.1)
-
Step 900
900
#174956
oklch(37.8% 0.056 218.4)
-
Step 950
950
#0F2B32
oklch(27.1% 0.036 216.6)
#198099 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) | #707C9A | 0.079 |
| Deuteranopia (no green cones) | #607099 | 0.071 |
| Tritanopia (no blue cones) | #008888 | 0.042 |
| Achromatopsia (no color) | #757575 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #198099
#198099
oklch(55.6% 0.095 219.2)
- #A25F48
#A25F48
oklch(55.6% 0.094 39.6)
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 #198099, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.019
- Teal Blue #01889F ΔE 0.023
- Cerulean #457B9D ΔE 0.033
- Sea Blue #047495 ΔE 0.038
- Teal #008080 ΔE 0.042
- Stormy Blue #507B9C ΔE 0.042
- Blue NCS #118AB2 ΔE 0.043
- Deep Aqua #08787F ΔE 0.044
Use #198099 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.