#344166
Closest named color: Dark Grey Blue (#29465B). oklch(38.2% 0.066 268.5), rgb(52, 65, 102).
Aa
White text reads best on this color (10.02:1).
About this color
#344166 is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.066 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.031 away. White text reads best on it, at 10.02:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.09:1 |
| White text | 10.02:1 |
Values
| HEX | #344166 |
| RGB | rgb(52, 65, 102) |
| HSL | hsl(224, 32%, 30%) |
| OKLCH | oklch(38.2% 0.066 268.5) |
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 #344166 | 10.02:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #344166 | 2.09:1 | Fails | Lc 10.7 | Not readable |
| #344166 text on white | 10.02:1 | AAA | Lc 93.2 | Preferred for body text |
| #344166 text on black | 2.09:1 | Fails | Lc -9.3 | 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
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D1D9EC
oklch(88.5% 0.028 267.5)
-
Step 300
300
#B3C0E1
oklch(80.9% 0.049 268.3)
-
Step 400
400
#8C9FD3
oklch(70.7% 0.079 268.8)
-
Step 500
500
#7087C7
oklch(63.2% 0.1 268.4)
-
Step 600
600
#586FB3
oklch(55.4% 0.11 268.5)
-
Step 700
700
#485D9A
oklch(49% 0.101 268.2)
-
Step 800
800
#3C4C7D
oklch(42.7% 0.084 269)
-
Step 900
900 (this color)
#344166
oklch(38.2% 0.066 268.5)
-
Step 950
950
#1E253B
oklch(26.9% 0.042 269.9)
#344166 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) | #334568 | 0.012 |
| Deuteranopia (no green cones) | #2E4065 | 0.009 |
| Tritanopia (no blue cones) | #21494E | 0.060 |
| Achromatopsia (no color) | #424242 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344166
#344166
oklch(38.2% 0.066 268.5)
- #514113
#514113
oklch(38.3% 0.066 89.4)
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 #344166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.031
- Charcoal #264653 ΔE 0.045
- Twilight Blue #0A437A ΔE 0.049
- Dark Blue Grey #1F3B4D ΔE 0.055
- Prussian Blue #1D3557 ΔE 0.056
- Marine Blue #01386A ΔE 0.060
- Light Navy #155084 ΔE 0.062
- Charcoal Grey #3C4142 ΔE 0.063
Use #344166 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.