#1F7464
Closest named color: Dark Aquamarine (#017371). oklch(50.5% 0.083 177.3), rgb(31, 116, 100).
Aa
White text reads best on this color (5.61:1).
About this color
#1F7464 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.083 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.023 away. White text reads best on it, at 5.61:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #1F7464 |
| RGB | rgb(31, 116, 100) |
| HSL | hsl(169, 58%, 29%) |
| OKLCH | oklch(50.5% 0.083 177.3) |
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 #1F7464 | 5.61:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #1F7464 | 3.74:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #1F7464 text on white | 5.61:1 | AA | Lc 77.7 | Fine for body text |
| #1F7464 text on black | 3.74:1 | AA large text | Lc -24.0 | 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 700.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CBDED9
oklch(88.5% 0.021 178.3)
-
Step 300
300
#A6CAC0
oklch(81% 0.041 176.5)
-
Step 400
400
#74AEA0
oklch(70.7% 0.064 177.5)
-
Step 500
500
#4C9A89
oklch(63.2% 0.082 177.4)
-
Step 600
600
#288473
oklch(55.5% 0.089 177.9)
-
Step 700
700 (this color)
#1F7464
oklch(50.5% 0.083 177.3)
-
Step 800
800
#195B4E
oklch(42.6% 0.069 176.9)
-
Step 900
900
#1C4B41
oklch(37.7% 0.054 177)
-
Step 950
950
#122C26
oklch(27% 0.034 176.7)
#1F7464 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) | #6F6D63 | 0.086 |
| Deuteranopia (no green cones) | #646465 | 0.084 |
| Tritanopia (no blue cones) | #00766F | 0.017 |
| Achromatopsia (no color) | #676767 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F7464
#1F7464
oklch(50.5% 0.083 177.3)
- #8A5065
#8A5065
oklch(50.5% 0.082 357.3)
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 #1F7464, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.023
- Deep Turquoise #017374 ΔE 0.027
- Bluegreen #017A79 ΔE 0.032
- Deep Aqua #08787F ΔE 0.040
- Dark Aqua #05696B ΔE 0.043
- Teal #008080 ΔE 0.047
- Dark Green Blue #1F6357 ΔE 0.053
- Ocean #017B92 ΔE 0.070
Use #1F7464 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.