#197677
Closest named color: Bluegreen (#017A79). oklch(51.6% 0.081 196), rgb(25, 118, 119).
Aa
White text reads best on this color (5.38:1).
About this color
#197677 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.081 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.012 away. White text reads best on it, at 5.38:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 3.89:1 |
| White text | 5.38:1 |
Values
| HEX | #197677 |
| RGB | rgb(25, 118, 119) |
| HSL | hsl(181, 65%, 28%) |
| OKLCH | oklch(51.6% 0.081 196) |
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 #197677 | 5.38:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #197677 | 3.89:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #197677 text on white | 5.38:1 | AA | Lc 76.5 | Fine for body text |
| #197677 text on black | 3.89:1 | AA large text | Lc -25.3 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#C9DEDE
oklch(88.5% 0.022 196.8)
-
Step 300
300
#A4C9C9
oklch(80.9% 0.039 196.4)
-
Step 400
400
#70ADAD
oklch(70.6% 0.063 195.8)
-
Step 500
500
#459999
oklch(63.2% 0.081 195.3)
-
Step 600
600
#1D8384
oklch(55.6% 0.088 195.9)
-
Step 700
700 (this color)
#197677
oklch(51.6% 0.081 196)
-
Step 800
800
#115A5B
oklch(42.6% 0.067 196.3)
-
Step 900
900
#184A4B
oklch(37.7% 0.052 197)
-
Step 950
950
#102B2C
oklch(26.9% 0.033 198.6)
#197677 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) | #6D7077 | 0.084 |
| Deuteranopia (no green cones) | #606678 | 0.079 |
| Tritanopia (no blue cones) | #007A76 | 0.014 |
| Achromatopsia (no color) | #6A6A6A | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197677
#197677
oklch(51.6% 0.081 196)
- #915458
#915458
oklch(51.7% 0.081 16.1)
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 #197677, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.012
- Deep Aqua #08787F ΔE 0.012
- Deep Turquoise #017374 ΔE 0.013
- Dark Aquamarine #017371 ΔE 0.015
- Teal #008080 ΔE 0.030
- Ocean #017B92 ΔE 0.041
- Dark Aqua #05696B ΔE 0.043
- Sea Blue #047495 ΔE 0.051
Use #197677 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.