#73A3EA
Closest named color: Cornflower Blue (#6495ED). oklch(71.1% 0.117 258), rgb(115, 163, 234).
Aa
Black text reads best on this color (8.15:1).
About this color
#73A3EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.117 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.044 away. Black text reads best on it, at 8.15:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 8.15:1 |
| White text | 2.57:1 |
Values
| HEX | #73A3EA |
| RGB | rgb(115, 163, 234) |
| HSL | hsl(216, 74%, 68%) |
| OKLCH | oklch(71.1% 0.117 258) |
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 #73A3EA | 2.57:1 | Fails | Lc -55.4 | Large or bold text, headings |
| Black text on #73A3EA | 8.15:1 | AAA | Lc 53.8 | Large or bold text, headings |
| #73A3EA text on white | 2.57:1 | Fails | Lc 50.2 | Large or bold text, headings |
| #73A3EA text on black | 8.15:1 | AAA | Lc -51.7 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C9DBF4
oklch(88.6% 0.04 256.6)
-
Step 300
300
#A4C3F0
oklch(81% 0.072 257.6)
-
Step 400
400 (this color)
#73A3EA
oklch(71.1% 0.117 258)
-
Step 500
500
#4C89E2
oklch(63.2% 0.149 257.9)
-
Step 600
600
#2E71D0
oklch(55.7% 0.162 257.9)
-
Step 700
700
#205EB4
oklch(49.2% 0.15 257.8)
-
Step 800
800
#1D4D92
oklch(42.7% 0.125 258.1)
-
Step 900
900
#1D4174
oklch(37.7% 0.097 257.5)
-
Step 950
950
#122644
oklch(26.9% 0.062 258.3)
#73A3EA 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) | #87A8ED | 0.028 |
| Deuteranopia (no green cones) | #799CE8 | 0.019 |
| Tritanopia (no blue cones) | #38B3BC | 0.105 |
| Achromatopsia (no color) | #A1A1A1 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A3EA
#73A3EA
oklch(71.1% 0.117 258)
- #CA9844
#CA9844
oklch(71.1% 0.117 77.8)
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 #73A3EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.044
- Periwinkle Blue #8F99FB ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.065
- Carolina Blue #8AB8FE ΔE 0.067
- Soft Blue #6488EA ΔE 0.077
- Dark Sky Blue #448EE4 ΔE 0.078
- Greyblue #77A1B5 ΔE 0.078
Use #73A3EA 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.