#334361
Closest named color: Dark Grey Blue (#29465B). oklch(38.3% 0.056 262.5), rgb(51, 67, 97).
Aa
White text reads best on this color (9.92:1).
About this color
#334361 is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.056 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.020 away. White text reads best on it, at 9.92:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.11:1 |
| White text | 9.92:1 |
Values
| HEX | #334361 |
| RGB | rgb(51, 67, 97) |
| HSL | hsl(219, 31%, 29%) |
| OKLCH | oklch(38.3% 0.056 262.5) |
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 #334361 | 9.92:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #334361 | 2.11:1 | Fails | Lc 11.0 | Not readable |
| #334361 text on white | 9.92:1 | AAA | Lc 93.0 | Preferred for body text |
| #334361 text on black | 2.11:1 | Fails | Lc -9.5 | 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
#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
#B2C1DC
oklch(80.8% 0.042 262.3)
-
Step 400
400
#8AA1CB
oklch(70.7% 0.067 262.3)
-
Step 500
500
#6E89BD
oklch(63% 0.085 263)
-
Step 600
600
#5673AA
oklch(55.7% 0.093 262.5)
-
Step 700
700
#466092
oklch(49.1% 0.087 262.7)
-
Step 800
800
#3A4F76
oklch(42.8% 0.07 262.2)
-
Step 900
900 (this color)
#334361
oklch(38.3% 0.056 262.5)
-
Step 950
950
#1D2638
oklch(26.9% 0.036 263.7)
#334361 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) | #384562 | 0.010 |
| Deuteranopia (no green cones) | #334160 | 0.006 |
| Tritanopia (no blue cones) | #22494E | 0.048 |
| Achromatopsia (no color) | #434343 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334361
#334361
oklch(38.3% 0.056 262.5)
- #52401E
#52401E
oklch(38.3% 0.056 81.7)
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 #334361, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.020
- Charcoal #264653 ΔE 0.034
- Dark Blue Grey #1F3B4D ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.053
- Twilight Blue #0A437A ΔE 0.055
- Prussian Blue #1D3557 ΔE 0.057
- Dark Slate Gray #2F4F4F ΔE 0.057
- Onyx #343A40 ΔE 0.057
Use #334361 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.