#34448A
Closest named color: Cobalt (#1E488F). oklch(41.2% 0.118 270.8), rgb(52, 68, 138).
Aa
White text reads best on this color (8.97:1).
About this color
#34448A is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.118 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.024 away. White text reads best on it, at 8.97:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.33:1 |
| White text | 8.97:1 |
Values
| HEX | #34448A |
| RGB | rgb(52, 68, 138) |
| HSL | hsl(229, 45%, 37%) |
| OKLCH | oklch(41.2% 0.118 270.8) |
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 #34448A | 8.97:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #34448A | 2.33:1 | Fails | Lc 13.6 | Not readable |
| #34448A text on white | 8.97:1 | AAA | Lc 90.4 | Preferred for body text |
| #34448A text on black | 2.33:1 | Fails | Lc -11.9 | 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
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#CFD8F3
oklch(88.4% 0.038 271)
-
Step 300
300
#B0BFEE
oklch(80.9% 0.069 271)
-
Step 400
400
#879DE5
oklch(70.8% 0.109 270.5)
-
Step 500
500
#6A82DE
oklch(63% 0.141 270.9)
-
Step 600
600
#536ACC
oklch(55.6% 0.153 270.8)
-
Step 700
700
#4458B0
oklch(49.2% 0.141 270.8)
-
Step 800
800 (this color)
#34448A
oklch(41.2% 0.118 270.8)
-
Step 900
900
#303D72
oklch(37.7% 0.092 271.1)
-
Step 950
950
#1C2443
oklch(27% 0.059 271.1)
#34448A 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) | #1F4D8D | 0.030 |
| Deuteranopia (no green cones) | #0E4689 | 0.034 |
| Tritanopia (no blue cones) | #005460 | 0.102 |
| Achromatopsia (no color) | #494949 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #34448A
#34448A
oklch(41.2% 0.118 270.8)
- #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 #34448A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.024
- Dark Slate Blue #483D8B ΔE 0.033
- Blueberry #464196 ΔE 0.034
- Dusk Blue #26538D ΔE 0.042
- Light Navy #155084 ΔE 0.044
- Twilight Blue #0A437A ΔE 0.048
- Twilight #4E518B ΔE 0.056
- Deep Sea Blue #015482 ΔE 0.058
Use #34448A 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.