#01797D
Closest named color: Deep Aqua (#08787F). oklch(52.3% 0.089 198.9), rgb(1, 121, 125).
Aa
White text reads best on this color (5.20:1).
About this color
#01797D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.089 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.005 away. White text reads best on it, at 5.20:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.03:1 |
| White text | 5.20:1 |
Values
| HEX | #01797D |
| RGB | rgb(1, 121, 125) |
| HSL | hsl(182, 98%, 25%) |
| OKLCH | oklch(52.3% 0.089 198.9) |
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 #01797D | 5.20:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #01797D | 4.03:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #01797D text on white | 5.20:1 | AA | Lc 75.3 | Fine for body text |
| #01797D text on black | 4.03:1 | AA large text | Lc -26.5 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1EDED
oklch(93.7% 0.013 196.9)
-
Step 200
200
#C8DEDF
oklch(88.5% 0.024 200.1)
-
Step 300
300
#A1CACB
oklch(81% 0.043 198.2)
-
Step 400
400
#6AAEB1
oklch(70.7% 0.069 199.3)
-
Step 500
500
#3B9A9D
oklch(63.2% 0.088 198.1)
-
Step 600
600
#008488
oklch(55.7% 0.095 198.5)
-
Step 700
700 (this color)
#01797D
oklch(52.3% 0.089 198.9)
-
Step 800
800
#005B5E
oklch(42.8% 0.073 198.7)
-
Step 900
900
#104B4D
oklch(37.8% 0.058 198.4)
-
Step 950
950
#0D2C2D
oklch(27.1% 0.036 198.2)
#01797D 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) | #6F737D | 0.090 |
| Deuteranopia (no green cones) | #60687E | 0.084 |
| Tritanopia (no blue cones) | #007E7A | 0.018 |
| Achromatopsia (no color) | #6D6D6D | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01797D
#01797D
oklch(52.3% 0.089 198.9)
- #965455
#965455
oklch(52.3% 0.088 19.5)
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 #01797D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.005
- Bluegreen #017A79 ΔE 0.008
- Deep Turquoise #017374 ΔE 0.021
- Teal #008080 ΔE 0.021
- Dark Aquamarine #017371 ΔE 0.023
- Ocean #017B92 ΔE 0.033
- Sea Blue #047495 ΔE 0.046
- Dark Aqua #05696B ΔE 0.051
Use #01797D 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.