#336D64
Closest named color: Dark Aquamarine (#017371). oklch(49.3% 0.063 182.2), rgb(51, 109, 100).
Aa
White text reads best on this color (5.97:1).
About this color
#336D64 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.063 and its hue 182°. 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 5.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.51:1 |
| White text | 5.97:1 |
Values
| HEX | #336D64 |
| RGB | rgb(51, 109, 100) |
| HSL | hsl(171, 36%, 31%) |
| OKLCH | oklch(49.3% 0.063 182.2) |
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 #336D64 | 5.97:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #336D64 | 3.51:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #336D64 text on white | 5.97:1 | AA | Lc 79.7 | Fine for body text |
| #336D64 text on black | 3.51:1 | AA large text | Lc -22.1 | 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
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CEDDDA
oklch(88.5% 0.017 182.7)
-
Step 300
300
#ACC7C2
oklch(80.8% 0.03 183.2)
-
Step 400
400
#7FABA3
oklch(70.7% 0.049 182.4)
-
Step 500
500
#5D968C
oklch(63.1% 0.062 181.9)
-
Step 600
600
#418076
oklch(55.5% 0.067 182.2)
-
Step 700
700 (this color)
#336D64
oklch(49.3% 0.063 182.2)
-
Step 800
800
#2B5851
oklch(42.6% 0.051 182.5)
-
Step 900
900
#274943
oklch(37.7% 0.041 181.4)
-
Step 950
950
#182B27
oklch(27.1% 0.026 179.4)
#336D64 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) | #696764 | 0.068 |
| Deuteranopia (no green cones) | #5F6065 | 0.064 |
| Tritanopia (no blue cones) | #146F6A | 0.019 |
| Achromatopsia (no color) | #636363 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #336D64
#336D64
oklch(49.3% 0.063 182.2)
- #7F525E
#7F525E
oklch(49.2% 0.062 2.2)
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 #336D64, 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 0.031
- Dark Aqua #05696B ΔE 0.032
- Dark Green Blue #1F6357 ΔE 0.040
- Bluegreen #017A79 ΔE 0.044
- Deep Aqua #08787F ΔE 0.046
- Slate #516572 ΔE 0.051
- Petrol #005F6A ΔE 0.060
Use #336D64 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.