#344366
Closest named color: Dark Grey Blue (#29465B). oklch(38.6% 0.063 265.8), rgb(52, 67, 102).
Aa
White text reads best on this color (9.80:1).
About this color
#344366 is a dark, muted blue. In OKLCH its lightness is 39%, its chroma 0.063 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.028 away. White text reads best on it, at 9.80:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.14:1 |
| White text | 9.80:1 |
Values
| HEX | #344366 |
| RGB | rgb(52, 67, 102) |
| HSL | hsl(222, 32%, 30%) |
| OKLCH | oklch(38.6% 0.063 265.8) |
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 #344366 | 9.80:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #344366 | 2.14:1 | Fails | Lc 11.3 | Not readable |
| #344366 text on white | 9.80:1 | AAA | Lc 92.7 | Preferred for body text |
| #344366 text on black | 2.14:1 | Fails | Lc -9.8 | Not readable |
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 900.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D1D9EB
oklch(88.5% 0.026 266.6)
-
Step 300
300
#B2C1E0
oklch(81% 0.047 264.9)
-
Step 400
400
#8AA0D1
oklch(70.7% 0.076 265.7)
-
Step 500
500
#6E88C4
oklch(63.1% 0.096 265.8)
-
Step 600
600
#5671B1
oklch(55.6% 0.105 265.8)
-
Step 700
700
#465E98
oklch(49% 0.098 265.9)
-
Step 800
800
#3A4D7B
oklch(42.7% 0.08 266.1)
-
Step 900
900 (this color)
#344366
oklch(38.6% 0.063 265.8)
-
Step 950
950
#1D263A
oklch(27% 0.04 265.3)
#344366 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) | #364667 | 0.010 |
| Deuteranopia (no green cones) | #314165 | 0.008 |
| Tritanopia (no blue cones) | #214A50 | 0.055 |
| Achromatopsia (no color) | #444444 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344366
#344366
oklch(38.6% 0.063 265.8)
- #534118
#534118
oklch(38.5% 0.062 85.2)
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 #344366, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.028
- Charcoal #264653 ΔE 0.042
- Twilight Blue #0A437A ΔE 0.049
- Dark Blue Grey #1F3B4D ΔE 0.057
- Light Navy #155084 ΔE 0.059
- Prussian Blue #1D3557 ΔE 0.060
- Charcoal Grey #3C4142 ΔE 0.061
- Marine Blue #01386A ΔE 0.064
Use #344366 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.