#336377
Closest named color: YInMn Blue (#415A77). oklch(47.4% 0.061 227.3), rgb(51, 99, 119).
Aa
White text reads best on this color (6.57:1).
About this color
#336377 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.061 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.030 away. White text reads best on it, at 6.57:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.19:1 |
| White text | 6.57:1 |
Values
| HEX | #336377 |
| RGB | rgb(51, 99, 119) |
| HSL | hsl(198, 40%, 33%) |
| OKLCH | oklch(47.4% 0.061 227.3) |
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 #336377 | 6.57:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #336377 | 3.19:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #336377 text on white | 6.57:1 | AA | Lc 82.4 | Fine for body text |
| #336377 text on black | 3.19:1 | AA large text | Lc -19.5 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CEDCE2
oklch(88.6% 0.017 225.2)
-
Step 300
300
#AEC5D0
oklch(81% 0.029 228.2)
-
Step 400
400
#82A7B8
oklch(70.7% 0.047 227.7)
-
Step 500
500
#6191A6
oklch(63% 0.061 227.3)
-
Step 600
600
#477B92
oklch(55.6% 0.066 228.3)
-
Step 700
700 (this color)
#336377
oklch(47.4% 0.061 227.3)
-
Step 800
800
#2F5565
oklch(42.8% 0.051 227.1)
-
Step 900
900
#2A4652
oklch(37.7% 0.04 227)
-
Step 950
950
#192930
oklch(27% 0.025 227.2)
#336377 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) | #586178 | 0.045 |
| Deuteranopia (no green cones) | #4F5A77 | 0.041 |
| Tritanopia (no blue cones) | #006969 | 0.044 |
| Achromatopsia (no color) | #5D5D5D | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #336377
#336377
oklch(47.4% 0.061 227.3)
- #79513E
#79513E
oklch(47.4% 0.062 46.2)
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 #336377, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.030
- Denim #3B638C ΔE 0.037
- Slate #516572 ΔE 0.037
- Dark Aqua #05696B ΔE 0.041
- Petrol #005F6A ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.045
- Peacock Blue #016795 ΔE 0.050
- Dusty Grape #545775 ΔE 0.051
Use #336377 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.