#346378
Closest named color: YInMn Blue (#415A77). oklch(47.5% 0.061 229), rgb(52, 99, 120).
Aa
White text reads best on this color (6.55:1).
About this color
#346378 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.061 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.029 away. White text reads best on it, at 6.55:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.20:1 |
| White text | 6.55:1 |
Values
| HEX | #346378 |
| RGB | rgb(52, 99, 120) |
| HSL | hsl(199, 40%, 34%) |
| OKLCH | oklch(47.5% 0.061 229) |
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 #346378 | 6.55:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #346378 | 3.20:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #346378 text on white | 6.55:1 | AA | Lc 82.3 | Fine for body text |
| #346378 text on black | 3.20:1 | AA large text | Lc -19.6 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AEC5D0
oklch(81% 0.029 228.2)
-
Step 400
400
#82A7B9
oklch(70.7% 0.048 229.2)
-
Step 500
500
#6291A7
oklch(63.1% 0.061 228.9)
-
Step 600
600
#477B92
oklch(55.6% 0.066 228.3)
-
Step 700
700 (this color)
#346378
oklch(47.5% 0.061 229)
-
Step 800
800
#2F5465
oklch(42.6% 0.051 229.3)
-
Step 900
900
#2A4652
oklch(37.7% 0.04 227)
-
Step 950
950
#192930
oklch(27% 0.025 227.2)
#346378 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) | #586179 | 0.044 |
| Deuteranopia (no green cones) | #4E5A78 | 0.039 |
| Tritanopia (no blue cones) | #00696A | 0.044 |
| Achromatopsia (no color) | #5D5D5D | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #346378
#346378
oklch(47.5% 0.061 229)
- #79523D
#79523D
oklch(47.6% 0.062 49.1)
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 #346378, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.029
- Denim #3B638C ΔE 0.035
- Slate #516572 ΔE 0.036
- Petrol #005F6A ΔE 0.042
- Dark Aqua #05696B ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.044
- Peacock Blue #016795 ΔE 0.049
- Dusty Grape #545775 ΔE 0.050
Use #346378 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.