#334983
Closest named color: Cobalt (#1E488F). oklch(41.8% 0.101 266.5), rgb(51, 73, 131).
Aa
White text reads best on this color (8.67:1).
About this color
#334983 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.101 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.029 away. White text reads best on it, at 8.67:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.42:1 |
| White text | 8.67:1 |
Values
| HEX | #334983 |
| RGB | rgb(51, 73, 131) |
| HSL | hsl(224, 44%, 36%) |
| OKLCH | oklch(41.8% 0.101 266.5) |
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 #334983 | 8.67:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #334983 | 2.42:1 | Fails | Lc 14.4 | Not readable |
| #334983 text on white | 8.67:1 | AAA | Lc 89.6 | Fine for body text |
| #334983 text on black | 2.42:1 | Fails | Lc -12.7 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#CFD9F0
oklch(88.5% 0.033 266.9)
-
Step 300
300
#AFC0E8
oklch(80.8% 0.06 267)
-
Step 400
400
#869FDC
oklch(70.7% 0.094 266.9)
-
Step 500
500
#6886D2
oklch(63.1% 0.12 266.7)
-
Step 600
600
#506FBF
oklch(55.7% 0.13 266.3)
-
Step 700
700
#415CA5
oklch(49.1% 0.121 266.7)
-
Step 800
800 (this color)
#334983
oklch(41.8% 0.101 266.5)
-
Step 900
900
#2E3F6B
oklch(37.6% 0.079 266.7)
-
Step 950
950
#1B253F
oklch(26.9% 0.051 267)
#334983 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) | #2F4F85 | 0.017 |
| Deuteranopia (no green cones) | #244882 | 0.017 |
| Tritanopia (no blue cones) | #00565F | 0.089 |
| Achromatopsia (no color) | #4B4B4B | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334983
#334983
oklch(41.8% 0.101 266.5)
- #614800
#614800
oklch(41.7% 0.085 85.8)
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 #334983, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.029
- Light Navy #155084 ΔE 0.030
- Dusk Blue #26538D ΔE 0.031
- Deep Sea Blue #015482 ΔE 0.043
- Twilight Blue #0A437A ΔE 0.045
- Dark Slate Blue #483D8B ΔE 0.045
- Blueberry #464196 ΔE 0.047
- Twilight #4E518B ΔE 0.048
Use #334983 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.