#3B756D
Closest named color: Bluegreen (#017A79). oklch(52.1% 0.062 183.9), rgb(59, 117, 109).
Aa
White text reads best on this color (5.31:1).
About this color
#3B756D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.062 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.030 away. White text reads best on it, at 5.31:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 3.95:1 |
| White text | 5.31:1 |
Values
| HEX | #3B756D |
| RGB | rgb(59, 117, 109) |
| HSL | hsl(172, 33%, 35%) |
| OKLCH | oklch(52.1% 0.062 183.9) |
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 #3B756D | 5.31:1 | AA | Lc -81.6 | Fine for body text |
| Black text on #3B756D | 3.95:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #3B756D text on white | 5.31:1 | AA | Lc 76.3 | Fine for body text |
| #3B756D text on black | 3.95:1 | AA large text | Lc -25.4 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDDA
oklch(88.5% 0.017 182.7)
-
Step 300
300
#ACC7C3
oklch(80.8% 0.03 185.8)
-
Step 400
400
#7FABA4
oklch(70.7% 0.048 184.1)
-
Step 500
500
#5D968D
oklch(63.1% 0.062 183.2)
-
Step 600
600
#418078
oklch(55.5% 0.067 184.8)
-
Step 700
700 (this color)
#3B756D
oklch(52.1% 0.062 183.9)
-
Step 800
800
#2A5852
oklch(42.6% 0.052 184.4)
-
Step 900
900
#274944
oklch(37.8% 0.041 183.6)
-
Step 950
950
#182B28
oklch(27.2% 0.026 183.3)
#3B756D 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) | #706F6D | 0.067 |
| Deuteranopia (no green cones) | #67686E | 0.064 |
| Tritanopia (no blue cones) | #1F7772 | 0.019 |
| Achromatopsia (no color) | #6B6B6B | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B756D
#3B756D
oklch(52.1% 0.062 183.9)
- #885A65
#885A65
oklch(52.1% 0.062 3.8)
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 #3B756D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.030
- Dark Aquamarine #017371 ΔE 0.032
- Deep Turquoise #017374 ΔE 0.033
- Deep Aqua #08787F ΔE 0.034
- Teal #008080 ΔE 0.040
- Dark Aqua #05696B ΔE 0.053
- Slate #516572 ΔE 0.056
- Ocean #017B92 ΔE 0.058
Use #3B756D 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.