#3F7769
Closest named color: Bluegreen (#017A79). oklch(52.6% 0.064 175.6), rgb(63, 119, 105).
Aa
White text reads best on this color (5.17:1).
About this color
#3F7769 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.064 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.035 away. White text reads best on it, at 5.17:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #3F7769 |
| RGB | rgb(63, 119, 105) |
| HSL | hsl(165, 31%, 36%) |
| OKLCH | oklch(52.6% 0.064 175.6) |
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 #3F7769 | 5.17:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #3F7769 | 4.05:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #3F7769 text on white | 5.17:1 | AA | Lc 75.5 | Fine for body text |
| #3F7769 text on black | 4.05:1 | AA large text | Lc -26.2 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CFDDD8
oklch(88.6% 0.016 172.6)
-
Step 300
300
#AEC7C0
oklch(80.9% 0.029 176.9)
-
Step 400
400
#83AA9F
oklch(70.6% 0.045 175.8)
-
Step 500
500
#629588
oklch(63% 0.058 176.5)
-
Step 600
600 (this color)
#3F7769
oklch(52.6% 0.064 175.6)
-
Step 700
700
#396C5F
oklch(49.1% 0.059 175.3)
-
Step 800
800
#30584E
oklch(42.8% 0.049 175.9)
-
Step 900
900
#2B4841
oklch(37.6% 0.037 177.2)
-
Step 950
950
#192A26
oklch(26.9% 0.024 178)
#3F7769 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) | #737168 | 0.066 |
| Deuteranopia (no green cones) | #6A6A6A | 0.064 |
| Tritanopia (no blue cones) | #2A7873 | 0.020 |
| Achromatopsia (no color) | #6D6D6D | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F7769
#3F7769
oklch(52.6% 0.064 175.6)
- #895B6C
#895B6C
oklch(52.6% 0.065 355.7)
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 #3F7769, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.035
- Dark Aquamarine #017371 ΔE 0.039
- Deep Turquoise #017374 ΔE 0.041
- Deep Aqua #08787F ΔE 0.042
- Teal #008080 ΔE 0.042
- Dark Aqua #05696B ΔE 0.062
- Slate #516572 ΔE 0.064
- Dim Gray #696969 ΔE 0.064
Use #3F7769 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.