#197D97
Closest named color: Ocean (#017B92). oklch(54.8% 0.094 220.6), rgb(25, 125, 151).
Aa
White text reads best on this color (4.74:1).
About this color
#197D97 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.094 and its hue 221°. 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 4.74:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.42:1 |
| White text | 4.74:1 |
Values
| HEX | #197D97 |
| RGB | rgb(25, 125, 151) |
| HSL | hsl(192, 72%, 35%) |
| OKLCH | oklch(54.8% 0.094 220.6) |
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 #197D97 | 4.74:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #197D97 | 4.42:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #197D97 text on white | 4.74:1 | AA | Lc 72.6 | Content text, not long reading |
| #197D97 text on black | 4.42:1 | AA large text | Lc -29.1 | 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 600.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C9DDE4
oklch(88.5% 0.023 220.8)
-
Step 300
300
#A3C7D4
oklch(80.8% 0.043 221.8)
-
Step 400
400
#70ABBE
oklch(70.8% 0.067 220.2)
-
Step 500
500
#4595AE
oklch(63% 0.086 221.3)
-
Step 600
600 (this color)
#197D97
oklch(54.8% 0.094 220.6)
-
Step 700
700
#0A6C83
oklch(49.2% 0.087 219.9)
-
Step 800
800
#11586B
oklch(42.8% 0.072 220.8)
-
Step 900
900
#184856
oklch(37.6% 0.056 220.6)
-
Step 950
950
#102A33
oklch(26.9% 0.036 223.3)
#197D97 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) | #6D7A98 | 0.076 |
| Deuteranopia (no green cones) | #5D6E97 | 0.068 |
| Tritanopia (no blue cones) | #008585 | 0.044 |
| Achromatopsia (no color) | #737373 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197D97
#197D97
oklch(54.8% 0.094 220.6)
- #9F5D45
#9F5D45
oklch(54.8% 0.094 40.6)
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 #197D97, 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 0.029
- Teal Blue #01889F ΔE 0.032
- Cerulean #457B9D ΔE 0.032
- Deep Aqua #08787F ΔE 0.039
- Ocean Blue #03719C ΔE 0.041
- Dull Blue #49759C ΔE 0.041
- Teal #008080 ΔE 0.042
Use #197D97 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.