#344487
Closest named color: Cobalt (#1E488F). oklch(41% 0.113 270.6), rgb(52, 68, 135).
Aa
White text reads best on this color (9.04:1).
About this color
#344487 is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.113 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.026 away. White text reads best on it, at 9.04:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.32:1 |
| White text | 9.04:1 |
Values
| HEX | #344487 |
| RGB | rgb(52, 68, 135) |
| HSL | hsl(228, 44%, 37%) |
| OKLCH | oklch(41% 0.113 270.6) |
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 #344487 | 9.04:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #344487 | 2.32:1 | Fails | Lc 13.4 | Not readable |
| #344487 text on white | 9.04:1 | AAA | Lc 90.6 | Preferred for body text |
| #344487 text on black | 2.32:1 | Fails | Lc -11.8 | 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 800.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5EAF7
oklch(93.7% 0.018 269.1)
-
Step 200
200
#D0D8F2
oklch(88.4% 0.037 272)
-
Step 300
300
#B0BFEC
oklch(80.9% 0.066 270.5)
-
Step 400
400
#889DE3
oklch(70.8% 0.106 270.8)
-
Step 500
500
#6B83DB
oklch(63.1% 0.135 270.6)
-
Step 600
600
#546BC8
oklch(55.6% 0.146 270.6)
-
Step 700
700
#4459AD
oklch(49.2% 0.136 270.2)
-
Step 800
800 (this color)
#344487
oklch(41% 0.113 270.6)
-
Step 900
900
#303D70
oklch(37.6% 0.089 270.9)
-
Step 950
950
#1C2442
oklch(26.9% 0.057 270.9)
#344487 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) | #234D89 | 0.028 |
| Deuteranopia (no green cones) | #144586 | 0.031 |
| Tritanopia (no blue cones) | #00535F | 0.098 |
| Achromatopsia (no color) | #494949 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344487
#344487
oklch(41% 0.113 270.6)
- #5C4800
#5C4800
oklch(41.1% 0.084 90.5)
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 #344487, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.026
- Dark Slate Blue #483D8B ΔE 0.034
- Blueberry #464196 ΔE 0.037
- Light Navy #155084 ΔE 0.042
- Dusk Blue #26538D ΔE 0.042
- Twilight Blue #0A437A ΔE 0.045
- Twilight #4E518B ΔE 0.056
- Deep Sea Blue #015482 ΔE 0.056
Use #344487 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.