#344964
Closest named color: Dark Grey Blue (#29465B). oklch(40% 0.053 255), rgb(52, 73, 100).
Aa
White text reads best on this color (9.19:1).
About this color
#344964 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.053 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.023 away. White text reads best on it, at 9.19:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.28:1 |
| White text | 9.19:1 |
Values
| HEX | #344964 |
| RGB | rgb(52, 73, 100) |
| HSL | hsl(214, 32%, 30%) |
| OKLCH | oklch(40% 0.053 255) |
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 #344964 | 9.19:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #344964 | 2.28:1 | Fails | Lc 12.8 | Not readable |
| #344964 text on white | 9.19:1 | AAA | Lc 91.1 | Preferred for body text |
| #344964 text on black | 2.28:1 | Fails | Lc -11.2 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE8
oklch(88.5% 0.022 256.7)
-
Step 300
300
#B0C2DA
oklch(80.8% 0.039 255.6)
-
Step 400
400
#86A3C8
oklch(70.7% 0.063 254.7)
-
Step 500
500
#688CBA
oklch(63.2% 0.081 254.9)
-
Step 600
600
#4F75A6
oklch(55.5% 0.088 255.2)
-
Step 700
700
#40628F
oklch(49.1% 0.083 255.8)
-
Step 800
800
#355074
oklch(42.6% 0.069 255.9)
-
Step 900
900 (this color)
#344964
oklch(40% 0.053 255)
-
Step 950
950
#1B2737
oklch(26.9% 0.034 255.8)
#344964 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) | #3F4A65 | 0.016 |
| Deuteranopia (no green cones) | #394663 | 0.011 |
| Tritanopia (no blue cones) | #214F52 | 0.047 |
| Achromatopsia (no color) | #484848 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344964
#344964
oklch(40% 0.053 255)
- #584426
#584426
oklch(40.1% 0.052 76.5)
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 #344964, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.023
- Charcoal #264653 ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.056
- Light Navy #155084 ΔE 0.057
- Deep Teal #00555A ΔE 0.058
- Deep Sea Blue #015482 ΔE 0.059
- Twilight Blue #0A437A ΔE 0.059
Use #344964 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.