#334870
Closest named color: Dark Grey Blue (#29465B). oklch(40.4% 0.073 262.5), rgb(51, 72, 112).
Aa
White text reads best on this color (9.12:1).
About this color
#334870 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.073 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.039 away. White text reads best on it, at 9.12:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.30:1 |
| White text | 9.12:1 |
Values
| HEX | #334870 |
| RGB | rgb(51, 72, 112) |
| HSL | hsl(219, 37%, 32%) |
| OKLCH | oklch(40.4% 0.073 262.5) |
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 #334870 | 9.12:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #334870 | 2.30:1 | Fails | Lc 13.1 | Not readable |
| #334870 text on white | 9.12:1 | AAA | Lc 90.9 | Preferred for body text |
| #334870 text on black | 2.30:1 | Fails | Lc -11.4 | 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 800.
-
Step 50
50
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D1DAE9
oklch(88.6% 0.023 260.7)
-
Step 300
300
#B2C1DD
oklch(80.9% 0.043 263)
-
Step 400
400
#8AA1CC
oklch(70.7% 0.068 262.8)
-
Step 500
500
#6D89BF
oklch(63% 0.088 263)
-
Step 600
600
#5573AB
oklch(55.7% 0.094 262.2)
-
Step 700
700
#456093
oklch(49.1% 0.088 262.4)
-
Step 800
800 (this color)
#334870
oklch(40.4% 0.073 262.5)
-
Step 900
900
#314160
oklch(37.6% 0.057 263)
-
Step 950
950
#1D2638
oklch(26.9% 0.036 263.7)
#334870 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) | #384B72 | 0.012 |
| Deuteranopia (no green cones) | #31466F | 0.007 |
| Tritanopia (no blue cones) | #155157 | 0.065 |
| Achromatopsia (no color) | #484848 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334870
#334870
oklch(40.4% 0.073 262.5)
- #5C4412
#5C4412
oklch(40.3% 0.073 81.8)
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 #334870, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.039
- Light Navy #155084 ΔE 0.042
- Twilight Blue #0A437A ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.048
- Dusk Blue #26538D ΔE 0.052
- Charcoal #264653 ΔE 0.054
- Cobalt #1E488F ΔE 0.055
- Light Navy Blue #2E5A88 ΔE 0.060
Use #334870 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.