#337080
Closest named color: Deep Aqua (#08787F). oklch(51.2% 0.067 217.5), rgb(51, 112, 128).
Aa
White text reads best on this color (5.57:1).
About this color
#337080 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.067 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.030 away. White text reads best on it, at 5.57:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 3.77:1 |
| White text | 5.57:1 |
Values
| HEX | #337080 |
| RGB | rgb(51, 112, 128) |
| HSL | hsl(192, 43%, 35%) |
| OKLCH | oklch(51.2% 0.067 217.5) |
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 #337080 | 5.57:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #337080 | 3.77:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #337080 text on white | 5.57:1 | AA | Lc 77.7 | Fine for body text |
| #337080 text on black | 3.77:1 | AA large text | Lc -24.1 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3EBEE
oklch(93.5% 0.009 222.1)
-
Step 200
200
#CDDCE1
oklch(88.5% 0.018 219.7)
-
Step 300
300
#AAC6CF
oklch(80.9% 0.033 219.2)
-
Step 400
400
#7CA9B6
oklch(70.7% 0.052 217.5)
-
Step 500
500
#5894A4
oklch(63.2% 0.067 216.8)
-
Step 600
600
#3B7E8F
oklch(55.7% 0.072 216.8)
-
Step 700
700 (this color)
#337080
oklch(51.2% 0.067 217.5)
-
Step 800
800
#265663
oklch(42.6% 0.056 218.1)
-
Step 900
900
#244751
oklch(37.6% 0.044 218.5)
-
Step 950
950
#162A2F
oklch(27% 0.027 215.5)
#337080 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) | #656D81 | 0.058 |
| Deuteranopia (no green cones) | #5A6480 | 0.054 |
| Tritanopia (no blue cones) | #007675 | 0.037 |
| Achromatopsia (no color) | #686868 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337080
#337080
oklch(51.2% 0.067 217.5)
- #88594A
#88594A
oklch(51.2% 0.067 38.5)
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 #337080, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.030
- Deep Turquoise #017374 ΔE 0.035
- Sea Blue #047495 ΔE 0.036
- Ocean #017B92 ΔE 0.038
- Dark Aquamarine #017371 ΔE 0.039
- Metallic Blue #4F738E ΔE 0.039
- Bluegreen #017A79 ΔE 0.041
- Slate #516572 ΔE 0.042
Use #337080 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.