#39736D
Closest named color: Dark Aquamarine (#017371). oklch(51.5% 0.062 186.7), rgb(57, 115, 109).
Aa
White text reads best on this color (5.45:1).
About this color
#39736D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.062 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.028 away. White text reads best on it, at 5.45:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.84:1 |
| White text | 5.45:1 |
Values
| HEX | #39736D |
| RGB | rgb(57, 115, 109) |
| HSL | hsl(174, 34%, 34%) |
| OKLCH | oklch(51.5% 0.062 186.7) |
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 #39736D | 5.45:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #39736D | 3.84:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #39736D text on white | 5.45:1 | AA | Lc 77.1 | Fine for body text |
| #39736D text on black | 3.84:1 | AA large text | Lc -24.7 | 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
#E4ECEB
oklch(93.7% 0.009 188.1)
-
Step 200
200
#CEDDDB
oklch(88.6% 0.016 187.3)
-
Step 300
300
#ACC7C4
oklch(80.9% 0.029 188.4)
-
Step 400
400
#7FABA5
oklch(70.8% 0.048 185.8)
-
Step 500
500
#5D968F
oklch(63.2% 0.061 185.9)
-
Step 600
600
#418079
oklch(55.6% 0.066 186.1)
-
Step 700
700 (this color)
#39736D
oklch(51.5% 0.062 186.7)
-
Step 800
800
#2A5853
oklch(42.6% 0.051 186.2)
-
Step 900
900
#274945
oklch(37.8% 0.041 186)
-
Step 950
950
#182B28
oklch(27.2% 0.026 183.3)
#39736D 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) | #6E6E6D | 0.066 |
| Deuteranopia (no green cones) | #64666E | 0.063 |
| Tritanopia (no blue cones) | #1B7571 | 0.020 |
| Achromatopsia (no color) | #696969 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39736D
#39736D
oklch(51.5% 0.062 186.7)
- #865861
#865861
oklch(51.3% 0.062 6.7)
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 #39736D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.028
- Deep Turquoise #017374 ΔE 0.029
- Bluegreen #017A79 ΔE 0.031
- Deep Aqua #08787F ΔE 0.033
- Teal #008080 ΔE 0.043
- Dark Aqua #05696B ΔE 0.047
- Slate #516572 ΔE 0.052
- Ocean #017B92 ΔE 0.057
Use #39736D 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.