#197A7D
Closest named color: Deep Aqua (#08787F). oklch(52.9% 0.084 198.2), rgb(25, 122, 125).
Aa
White text reads best on this color (5.09:1).
About this color
#197A7D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.084 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.010 away. White text reads best on it, at 5.09:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #197A7D |
| RGB | rgb(25, 122, 125) |
| HSL | hsl(182, 67%, 29%) |
| OKLCH | oklch(52.9% 0.084 198.2) |
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 #197A7D | 5.09:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #197A7D | 4.12:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #197A7D text on white | 5.09:1 | AA | Lc 74.8 | Content text, not long reading |
| #197A7D text on black | 4.12:1 | AA large text | Lc -26.9 | 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
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDE
oklch(88.6% 0.021 196.8)
-
Step 300
300
#A5C9C9
oklch(81% 0.038 196.4)
-
Step 400
400
#73ADAE
oklch(70.8% 0.06 197.3)
-
Step 500
500
#4A989A
oklch(63.1% 0.077 197.6)
-
Step 600
600 (this color)
#197A7D
oklch(52.9% 0.084 198.2)
-
Step 700
700
#156E71
oklch(49.1% 0.078 198.5)
-
Step 800
800
#165A5C
oklch(42.8% 0.065 197.9)
-
Step 900
900
#1B4A4B
oklch(37.8% 0.05 197.2)
-
Step 950
950
#112B2C
oklch(26.9% 0.032 198.8)
#197A7D 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) | #71747D | 0.086 |
| Deuteranopia (no green cones) | #636A7E | 0.080 |
| Tritanopia (no blue cones) | #007F7B | 0.017 |
| Achromatopsia (no color) | #6E6E6E | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197A7D
#197A7D
oklch(52.9% 0.084 198.2)
- #965759
#965759
oklch(53% 0.084 18.2)
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 #197A7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.010
- Bluegreen #017A79 ΔE 0.010
- Teal #008080 ΔE 0.018
- Deep Turquoise #017374 ΔE 0.026
- Dark Aquamarine #017371 ΔE 0.028
- Ocean #017B92 ΔE 0.033
- Sea Blue #047495 ΔE 0.048
- Dark Cyan #008B8B ΔE 0.050
Use #197A7D 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.