#198090
Closest named color: Ocean (#017B92). oklch(55.2% 0.09 211), rgb(25, 128, 144).
Aa
White text reads best on this color (4.63:1).
About this color
#198090 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.090 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.019 away. White text reads best on it, at 4.63:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.53:1 |
| White text | 4.63:1 |
Values
| HEX | #198090 |
| RGB | rgb(25, 128, 144) |
| HSL | hsl(188, 70%, 33%) |
| OKLCH | oklch(55.2% 0.09 211) |
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 #198090 | 4.63:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #198090 | 4.53:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #198090 text on white | 4.63:1 | AA | Lc 71.8 | Content text, not long reading |
| #198090 text on black | 4.53:1 | AA | Lc -29.9 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C9DDE2
oklch(88.4% 0.022 214.4)
-
Step 300
300
#A3C8CF
oklch(80.8% 0.041 210.4)
-
Step 400
400
#6FACB8
oklch(70.7% 0.065 211.4)
-
Step 500
500
#4497A6
oklch(63.1% 0.083 211.1)
-
Step 600
600 (this color)
#198090
oklch(55.2% 0.09 211)
-
Step 700
700
#076D7C
oklch(49.1% 0.084 211.5)
-
Step 800
800
#0F5964
oklch(42.7% 0.069 210.3)
-
Step 900
900
#174952
oklch(37.6% 0.054 211.7)
-
Step 950
950
#102B30
oklch(27% 0.034 211.3)
#198090 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) | #737B91 | 0.084 |
| Deuteranopia (no green cones) | #637090 | 0.075 |
| Tritanopia (no blue cones) | #008785 | 0.032 |
| Achromatopsia (no color) | #757575 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #198090
#198090
oklch(55.2% 0.09 211)
- #A05D51
#A05D51
oklch(55.2% 0.09 31)
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 #198090, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.019
- Teal #008080 ΔE 0.028
- Teal Blue #01889F ΔE 0.028
- Deep Aqua #08787F ΔE 0.033
- Dark Cyan #008B8B ΔE 0.037
- Bluegreen #017A79 ΔE 0.039
- Sea Blue #047495 ΔE 0.041
- Cerulean #457B9D ΔE 0.041
Use #198090 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.