#4459AE
Closest named color: Dusky Blue (#475F94). oklch(49.2% 0.137 270.3), rgb(68, 89, 174).
Aa
White text reads best on this color (6.39:1).
About this color
#4459AE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.137 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.048 away. White text reads best on it, at 6.39:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.28:1 |
| White text | 6.39:1 |
Values
| HEX | #4459AE |
| RGB | rgb(68, 89, 174) |
| HSL | hsl(228, 44%, 47%) |
| OKLCH | oklch(49.2% 0.137 270.3) |
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 #4459AE | 6.39:1 | AA | Lc -86.6 | Fine for body text |
| Black text on #4459AE | 3.28:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #4459AE text on white | 6.39:1 | AA | Lc 81.5 | Fine for body text |
| #4459AE text on black | 3.28:1 | AA large text | Lc -20.4 | Dividers and decoration only |
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 700.
-
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
#CFD9F2
oklch(88.5% 0.036 268.3)
-
Step 300
300
#B0BFEC
oklch(80.9% 0.066 270.5)
-
Step 400
400
#879DE3
oklch(70.7% 0.106 270.2)
-
Step 500
500
#6A83DB
oklch(63.1% 0.136 270.2)
-
Step 600
600
#536BC9
oklch(55.6% 0.148 270.2)
-
Step 700
700 (this color)
#4459AE
oklch(49.2% 0.137 270.3)
-
Step 800
800
#38498D
oklch(42.8% 0.114 270.4)
-
Step 900
900
#303E70
oklch(37.8% 0.087 270)
-
Step 950
950
#1C2442
oklch(26.9% 0.057 270.9)
#4459AE 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) | #2E64B1 | 0.033 |
| Deuteranopia (no green cones) | #1B5BAC | 0.037 |
| Tritanopia (no blue cones) | #006C7B | 0.118 |
| Achromatopsia (no color) | #5F5F5F | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4459AE
#4459AE
oklch(49.2% 0.137 270.3)
- #775E00
#775E00
oklch(49.3% 0.101 90.6)
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 #4459AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.048
- Mid Blue #276AB3 ΔE 0.049
- French Blue #436BAD ΔE 0.050
- Iris #6258C4 ΔE 0.055
- Twilight #4E518B ΔE 0.058
- Dusk Blue #26538D ΔE 0.066
- Denim #3B638C ΔE 0.068
Use #4459AE 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.