#336E7B
Closest named color: Deep Turquoise (#017374). oklch(50.4% 0.064 214.1), rgb(51, 110, 123).
Aa
White text reads best on this color (5.74:1).
About this color
#336E7B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 50%, its chroma 0.064 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Turquoise (#017374), ΔE 0.032 away. White text reads best on it, at 5.74:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Deep Turquoise (#017374) |
| Black text | 3.65:1 |
| White text | 5.74:1 |
Values
| HEX | #336E7B |
| RGB | rgb(51, 110, 123) |
| HSL | hsl(191, 41%, 34%) |
| OKLCH | oklch(50.4% 0.064 214.1) |
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 #336E7B | 5.74:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #336E7B | 3.65:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #336E7B text on white | 5.74:1 | AA | Lc 78.6 | Fine for body text |
| #336E7B text on black | 3.65:1 | AA large text | Lc -23.2 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3EBED
oklch(93.5% 0.009 214.3)
-
Step 200
200
#CDDCE0
oklch(88.4% 0.017 215.5)
-
Step 300
300
#ABC6CD
oklch(80.9% 0.031 215.1)
-
Step 400
400
#7DA9B4
oklch(70.7% 0.05 214.9)
-
Step 500
500
#5A94A1
oklch(63.2% 0.064 213.6)
-
Step 600
600
#3D7E8C
oklch(55.6% 0.069 213.6)
-
Step 700
700 (this color)
#336E7B
oklch(50.4% 0.064 214.1)
-
Step 800
800
#285761
oklch(42.8% 0.054 213.4)
-
Step 900
900
#26474F
oklch(37.6% 0.041 215.1)
-
Step 950
950
#172A2E
oklch(27.1% 0.026 212.5)
#336E7B 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) | #646B7C | 0.058 |
| Deuteranopia (no green cones) | #5A637B | 0.053 |
| Tritanopia (no blue cones) | #007372 | 0.034 |
| Achromatopsia (no color) | #666666 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #336E7B
#336E7B
oklch(50.4% 0.064 214.1)
- #85574C
#85574C
oklch(50.4% 0.064 34.1)
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 #336E7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Turquoise #017374 ΔE 0.032
- Deep Aqua #08787F ΔE 0.033
- Dark Aquamarine #017371 ΔE 0.035
- Slate #516572 ΔE 0.038
- Dark Aqua #05696B ΔE 0.041
- Bluegreen #017A79 ΔE 0.042
- Sea Blue #047495 ΔE 0.042
- Metallic Blue #4F738E ΔE 0.046
Use #336E7B 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.