#4384AC
Closest named color: Steel Blue (#4682B4). oklch(58.7% 0.091 238), rgb(67, 132, 172).
Aa
Black text reads best on this color (5.13:1).
About this color
#4384AC is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.091 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Blue (#4682B4), ΔE 0.016 away. Black text reads best on it, at 5.13:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Steel Blue (#4682B4) |
| Black text | 5.13:1 |
| White text | 4.08:1 |
Values
| HEX | #4384AC |
| RGB | rgb(67, 132, 172) |
| HSL | hsl(203, 44%, 47%) |
| OKLCH | oklch(58.7% 0.091 238) |
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 #4384AC | 4.08:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #4384AC | 5.13:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #4384AC text on white | 4.08:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #4384AC text on black | 5.13:1 | AA | Lc -33.8 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE7
oklch(88.6% 0.023 237.7)
-
Step 300
300
#A9C5D8
oklch(80.9% 0.041 237.7)
-
Step 400
400
#7AA7C5
oklch(70.7% 0.065 238.1)
-
Step 500
500
#5691B6
oklch(63.1% 0.083 237.6)
-
Step 600
600 (this color)
#4384AC
oklch(58.7% 0.091 238)
-
Step 700
700
#2B678B
oklch(49.1% 0.084 238.3)
-
Step 800
800
#255471
oklch(42.7% 0.07 238.6)
-
Step 900
900
#23465B
oklch(37.8% 0.054 236.9)
-
Step 950
950
#152935
oklch(27% 0.034 236.3)
#4384AC 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) | #7283AE | 0.053 |
| Deuteranopia (no green cones) | #6379AB | 0.043 |
| Tritanopia (no blue cones) | #008E91 | 0.067 |
| Achromatopsia (no color) | #7D7D7D | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4384AC
#4384AC
oklch(58.7% 0.091 238)
- #A56E44
#A56E44
oklch(58.7% 0.091 57.2)
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 #4384AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Blue #4682B4 ΔE 0.016
- Off Blue #5684AE ΔE 0.019
- Cool Blue #4984B8 ΔE 0.020
- Dusty Blue #5A86AD ΔE 0.024
- Blue NCS #118AB2 ΔE 0.028
- Cerulean #457B9D ΔE 0.030
- Stormy Blue #507B9C ΔE 0.031
- Teal Blue #01889F ΔE 0.041
Use #4384AC 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.