#4E97D3
Closest named color: Dark Sky Blue (#448EE4). oklch(65.5% 0.116 245.7), rgb(78, 151, 211).
Aa
Black text reads best on this color (6.69:1).
About this color
#4E97D3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.116 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.041 away. Black text reads best on it, at 6.69:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.69:1 |
| White text | 3.13:1 |
Values
| HEX | #4E97D3 |
| RGB | rgb(78, 151, 211) |
| HSL | hsl(207, 60%, 57%) |
| OKLCH | oklch(65.5% 0.116 245.7) |
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 #4E97D3 | 3.13:1 | AA large text | Lc -63.6 | Content text, not long reading |
| Black text on #4E97D3 | 6.69:1 | AA | Lc 45.8 | Large or bold text, headings |
| #4E97D3 text on white | 3.13:1 | AA large text | Lc 58.2 | Large or bold text, headings |
| #4E97D3 text on black | 6.69:1 | AA | Lc -43.5 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF4
oklch(93.5% 0.016 245.1)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300
#A3C5E4
oklch(80.9% 0.057 246.1)
-
Step 400
400
#70A6D6
oklch(70.6% 0.091 246.3)
-
Step 500
500 (this color)
#4E97D3
oklch(65.5% 0.116 245.7)
-
Step 600
600
#2279B8
oklch(55.7% 0.126 245.4)
-
Step 700
700
#13659E
oklch(49% 0.117 245.6)
-
Step 800
800
#155380
oklch(42.8% 0.096 245.4)
-
Step 900
900
#194567
oklch(37.7% 0.076 245.2)
-
Step 950
950
#10283C
oklch(26.8% 0.048 246)
#4E97D3 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) | #7D99D6 | 0.051 |
| Deuteranopia (no green cones) | #6B8CD2 | 0.038 |
| Tritanopia (no blue cones) | #00A5AC | 0.088 |
| Achromatopsia (no color) | #919191 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E97D3
#4E97D3
oklch(65.5% 0.116 245.7)
- #C1813B
#C1813B
oklch(65.6% 0.116 65.5)
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 #4E97D3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.041
- Faded Blue #658CBB ΔE 0.043
- Chefchaouen Blue #4895EF ΔE 0.044
- Cornflower Blue #6495ED ΔE 0.047
- Cool Blue #4984B8 ΔE 0.061
- Soft Blue #6488EA ΔE 0.062
- Water Blue #0E87CC ΔE 0.062
- Dusty Blue #5A86AD ΔE 0.065
Use #4E97D3 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.