#197A7F
Closest named color: Deep Aqua (#08787F). oklch(53% 0.084 200.3), rgb(25, 122, 127).
Aa
White text reads best on this color (5.08:1).
About this color
#197A7F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.084 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.009 away. White text reads best on it, at 5.08:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.13:1 |
| White text | 5.08:1 |
Values
| HEX | #197A7F |
| RGB | rgb(25, 122, 127) |
| HSL | hsl(183, 67%, 30%) |
| OKLCH | oklch(53% 0.084 200.3) |
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 #197A7F | 5.08:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #197A7F | 4.13:1 | AA large text | Lc 29.4 | Dividers and decoration only |
| #197A7F text on white | 5.08:1 | AA | Lc 74.7 | Content text, not long reading |
| #197A7F text on black | 4.13:1 | AA large text | Lc -27.0 | 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
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CADEDF
oklch(88.6% 0.021 200.4)
-
Step 300
300
#A5C8CA
oklch(80.8% 0.037 200.7)
-
Step 400
400
#73ACB0
oklch(70.7% 0.06 201.5)
-
Step 500
500
#49989C
oklch(63.2% 0.078 199.8)
-
Step 600
600 (this color)
#197A7F
oklch(53% 0.084 200.3)
-
Step 700
700
#156E72
oklch(49.2% 0.078 199.6)
-
Step 800
800
#16595D
oklch(42.6% 0.064 200.9)
-
Step 900
900
#1B4A4C
oklch(37.8% 0.051 199.1)
-
Step 950
950
#112B2D
oklch(27% 0.032 202.1)
#197A7F 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) | #70747F | 0.085 |
| Deuteranopia (no green cones) | #626A7F | 0.078 |
| Tritanopia (no blue cones) | #007F7B | 0.019 |
| Achromatopsia (no color) | #6E6E6E | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197A7F
#197A7F
oklch(53% 0.084 200.3)
- #965757
#965757
oklch(52.9% 0.084 20.2)
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 #197A7F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.009
- Bluegreen #017A79 ΔE 0.013
- Teal #008080 ΔE 0.018
- Deep Turquoise #017374 ΔE 0.027
- Ocean #017B92 ΔE 0.030
- Dark Aquamarine #017371 ΔE 0.030
- Sea Blue #047495 ΔE 0.045
- Dark Cyan #008B8B ΔE 0.050
Use #197A7F 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.