#4784AA
Closest named color: Off Blue (#5684AE). oklch(58.8% 0.086 238), rgb(71, 132, 170).
Aa
Black text reads best on this color (5.14:1).
About this color
#4784AA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.086 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.017 away. Black text reads best on it, at 5.14:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.14:1 |
| White text | 4.07:1 |
Values
| HEX | #4784AA |
| RGB | rgb(71, 132, 170) |
| HSL | hsl(203, 41%, 47%) |
| OKLCH | oklch(58.8% 0.086 238) |
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 #4784AA | 4.07:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #4784AA | 5.14:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #4784AA text on white | 4.07:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #4784AA text on black | 5.14:1 | AA | Lc -33.9 | 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
#CDDCE6
oklch(88.6% 0.021 236.8)
-
Step 300
300
#AAC5D7
oklch(80.9% 0.039 237.2)
-
Step 400
400
#7CA7C3
oklch(70.7% 0.062 237.3)
-
Step 500
500
#5991B4
oklch(63.2% 0.079 237.3)
-
Step 600
600 (this color)
#4784AA
oklch(58.8% 0.086 238)
-
Step 700
700
#2F6789
oklch(49.1% 0.08 238.1)
-
Step 800
800
#28546F
oklch(42.7% 0.066 238)
-
Step 900
900
#25465A
oklch(37.8% 0.052 236.9)
-
Step 950
950
#162935
oklch(27.1% 0.033 237.5)
#4784AA 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) | #7383AC | 0.050 |
| Deuteranopia (no green cones) | #6579A9 | 0.042 |
| Tritanopia (no blue cones) | #008E91 | 0.066 |
| Achromatopsia (no color) | #7E7E7E | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4784AA
#4784AA
oklch(58.8% 0.086 238)
- #A36F47
#A36F47
oklch(58.7% 0.086 57.6)
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 #4784AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.017
- Steel Blue #4682B4 ΔE 0.018
- Dusty Blue #5A86AD ΔE 0.022
- Cool Blue #4984B8 ΔE 0.022
- Stormy Blue #507B9C ΔE 0.029
- Cerulean #457B9D ΔE 0.030
- Blue NCS #118AB2 ΔE 0.031
- Teal Blue #01889F ΔE 0.042
Use #4784AA 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.