#43736C
Closest named color: Dark Aquamarine (#017371). oklch(51.9% 0.054 183.9), rgb(67, 115, 108).
Aa
White text reads best on this color (5.37:1).
About this color
#43736C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.054 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.038 away. White text reads best on it, at 5.37:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.90:1 |
| White text | 5.37:1 |
Values
| HEX | #43736C |
| RGB | rgb(67, 115, 108) |
| HSL | hsl(171, 26%, 36%) |
| OKLCH | oklch(51.9% 0.054 183.9) |
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 #43736C | 5.37:1 | AA | Lc -82.0 | Fine for body text |
| Black text on #43736C | 3.90:1 | AA large text | Lc 27.4 | Dividers and decoration only |
| #43736C text on white | 5.37:1 | AA | Lc 76.7 | Fine for body text |
| #43736C text on black | 3.90:1 | AA large text | Lc -25.1 | 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
#E5EBEA
oklch(93.5% 0.007 185.3)
-
Step 200
200
#CFDCDA
oklch(88.4% 0.014 185.9)
-
Step 300
300
#AFC6C2
oklch(80.8% 0.026 184.1)
-
Step 400
400
#84A9A3
oklch(70.6% 0.041 184.2)
-
Step 500
500
#64948D
oklch(63% 0.053 184.6)
-
Step 600
600
#4A7F77
oklch(55.7% 0.058 183.5)
-
Step 700
700 (this color)
#43736C
oklch(51.9% 0.054 183.9)
-
Step 800
800
#315752
oklch(42.7% 0.044 185)
-
Step 900
900
#2C4844
oklch(37.8% 0.035 184.5)
-
Step 950
950
#1A2A28
oklch(27% 0.022 186.2)
#43736C 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) | #6F6E6C | 0.058 |
| Deuteranopia (no green cones) | #66686D | 0.054 |
| Tritanopia (no blue cones) | #317571 | 0.016 |
| Achromatopsia (no color) | #6A6A6A | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43736C
#43736C
oklch(51.9% 0.054 183.9)
- #845C65
#845C65
oklch(52% 0.054 4.3)
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 #43736C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.038
- Bluegreen #017A79 ΔE 0.038
- Deep Turquoise #017374 ΔE 0.038
- Deep Aqua #08787F ΔE 0.040
- Teal #008080 ΔE 0.048
- Slate #516572 ΔE 0.049
- Dim Gray #696969 ΔE 0.054
- Dark Aqua #05696B ΔE 0.055
Use #43736C 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.