#336B5D
Closest named color: Dark Green Blue (#1F6357). oklch(48.5% 0.064 175.1), rgb(51, 107, 93).
Aa
White text reads best on this color (6.17:1).
About this color
#336B5D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.064 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.032 away. White text reads best on it, at 6.17:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.40:1 |
| White text | 6.17:1 |
Values
| HEX | #336B5D |
| RGB | rgb(51, 107, 93) |
| HSL | hsl(165, 35%, 31%) |
| OKLCH | oklch(48.5% 0.064 175.1) |
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 #336B5D | 6.17:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #336B5D | 3.40:1 | AA large text | Lc 23.4 | Dividers and decoration only |
| #336B5D text on white | 6.17:1 | AA | Lc 80.6 | Fine for body text |
| #336B5D text on black | 3.40:1 | AA large text | Lc -21.2 | 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 700.
-
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
#CEDDD8
oklch(88.5% 0.017 174)
-
Step 300
300
#ADC7BF
oklch(80.8% 0.03 175)
-
Step 400
400
#80AB9F
oklch(70.7% 0.05 175.8)
-
Step 500
500
#5F9687
oklch(63% 0.063 175)
-
Step 600
600
#448171
oklch(55.7% 0.069 174.6)
-
Step 700
700 (this color)
#336B5D
oklch(48.5% 0.064 175.1)
-
Step 800
800
#2C594D
oklch(42.8% 0.054 174.2)
-
Step 900
900
#294940
oklch(37.8% 0.041 174.1)
-
Step 950
950
#182B26
oklch(27.1% 0.027 175.7)
#336B5D 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) | #68655C | 0.067 |
| Deuteranopia (no green cones) | #5F5F5E | 0.063 |
| Tritanopia (no blue cones) | #1B6C67 | 0.020 |
| Achromatopsia (no color) | #616161 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #336B5D
#336B5D
oklch(48.5% 0.064 175.1)
- #7C5061
#7C5061
oklch(48.6% 0.063 354.9)
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 #336B5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.032
- Dark Aqua #05696B ΔE 0.034
- Dark Aquamarine #017371 ΔE 0.036
- Deep Turquoise #017374 ΔE 0.039
- Bluegreen #017A79 ΔE 0.053
- Deep Aqua #08787F ΔE 0.056
- Slate #516572 ΔE 0.057
- Petrol #005F6A ΔE 0.059
Use #336B5D 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.