#337277
Closest named color: Deep Aqua (#08787F). oklch(51.3% 0.065 202.3), rgb(51, 114, 119).
Aa
White text reads best on this color (5.50:1).
About this color
#337277 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.065 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.024 away. White text reads best on it, at 5.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #337277 |
| RGB | rgb(51, 114, 119) |
| HSL | hsl(184, 40%, 33%) |
| OKLCH | oklch(51.3% 0.065 202.3) |
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 #337277 | 5.50:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #337277 | 3.81:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #337277 text on white | 5.50:1 | AA | Lc 77.3 | Fine for body text |
| #337277 text on black | 3.81:1 | AA large text | Lc -24.4 | 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
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CDDDDE
oklch(88.6% 0.017 201.4)
-
Step 300
300
#AAC7C9
oklch(80.9% 0.031 201.7)
-
Step 400
400
#7CAAAE
oklch(70.7% 0.049 202.8)
-
Step 500
500
#58959A
oklch(63% 0.064 202.4)
-
Step 600
600
#3B7F85
oklch(55.5% 0.069 203.1)
-
Step 700
700 (this color)
#337277
oklch(51.3% 0.065 202.3)
-
Step 800
800
#26585C
oklch(42.8% 0.054 202.4)
-
Step 900
900
#24484B
oklch(37.6% 0.042 202.6)
-
Step 950
950
#162A2C
oklch(26.9% 0.026 203.9)
#337277 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) | #6A6D77 | 0.065 |
| Deuteranopia (no green cones) | #5F6577 | 0.061 |
| Tritanopia (no blue cones) | #007673 | 0.027 |
| Achromatopsia (no color) | #696969 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337277
#337277
oklch(51.3% 0.065 202.3)
- #885856
#885856
oklch(51.3% 0.064 22.2)
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 #337277, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.024
- Deep Turquoise #017374 ΔE 0.024
- Dark Aquamarine #017371 ΔE 0.027
- Bluegreen #017A79 ΔE 0.030
- Teal #008080 ΔE 0.042
- Dark Aqua #05696B ΔE 0.043
- Ocean #017B92 ΔE 0.044
- Slate #516572 ΔE 0.046
Use #337277 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.