#4E84C7
Closest named color: Cool Blue (#4984B8). oklch(60.6% 0.118 254.7), rgb(78, 132, 199).
Aa
Black text reads best on this color (5.44:1).
About this color
#4E84C7 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.118 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Blue (#4984B8), ΔE 0.024 away. Black text reads best on it, at 5.44:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Cool Blue (#4984B8) |
| Black text | 5.44:1 |
| White text | 3.85:1 |
Values
| HEX | #4E84C7 |
| RGB | rgb(78, 132, 199) |
| HSL | hsl(213, 52%, 54%) |
| OKLCH | oklch(60.6% 0.118 254.7) |
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 #4E84C7 | 3.85:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #4E84C7 | 5.44:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #4E84C7 text on white | 3.85:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #4E84C7 text on black | 5.44:1 | AA | Lc -35.8 | 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 500.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CBDBEF
oklch(88.6% 0.033 254)
-
Step 300
300
#A8C3E6
oklch(80.9% 0.058 255)
-
Step 400
400
#79A3D9
oklch(70.6% 0.092 255)
-
Step 500
500 (this color)
#4E84C7
oklch(60.6% 0.118 254.7)
-
Step 600
600
#3974BC
oklch(55.5% 0.128 254.8)
-
Step 700
700
#2B61A2
oklch(49% 0.119 254.8)
-
Step 800
800
#255084
oklch(42.8% 0.099 254.7)
-
Step 900
900
#234369
oklch(37.8% 0.076 253.9)
-
Step 950
950
#15273E
oklch(27% 0.049 255.2)
#4E84C7 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) | #6888CA | 0.032 |
| Deuteranopia (no green cones) | #577DC6 | 0.020 |
| Tritanopia (no blue cones) | #00939C | 0.098 |
| Achromatopsia (no color) | #828282 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E84C7
#4E84C7
oklch(60.6% 0.118 254.7)
- #AB761E
#AB761E
oklch(60.6% 0.118 74.5)
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 #4E84C7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.024
- Steel Blue #4682B4 ΔE 0.031
- Water Blue #0E87CC ΔE 0.036
- Off Blue #5684AE ΔE 0.039
- Faded Blue #658CBB ΔE 0.042
- Windows Blue #3778BF ΔE 0.043
- Dusty Blue #5A86AD ΔE 0.043
- Dark Sky Blue #448EE4 ΔE 0.046
Use #4E84C7 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.