#73A5EE
Closest named color: Cornflower Blue (#6495ED). oklch(71.7% 0.12 257.8), rgb(115, 165, 238).
Aa
Black text reads best on this color (8.34:1).
About this color
#73A5EE is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.120 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.048 away. Black text reads best on it, at 8.34:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 8.34:1 |
| White text | 2.51:1 |
Values
| HEX | #73A5EE |
| RGB | rgb(115, 165, 238) |
| HSL | hsl(216, 78%, 69%) |
| OKLCH | oklch(71.7% 0.12 257.8) |
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 #73A5EE | 2.51:1 | Fails | Lc -54.3 | Large or bold text, headings |
| Black text on #73A5EE | 8.34:1 | AAA | Lc 54.8 | Large or bold text, headings |
| #73A5EE text on white | 2.51:1 | Fails | Lc 49.2 | Large or bold text, headings |
| #73A5EE text on black | 8.34:1 | AAA | Lc -52.7 | 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
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C8DBF5
oklch(88.5% 0.041 256.2)
-
Step 300
300
#A3C3F1
oklch(81% 0.074 257.4)
-
Step 400
400 (this color)
#73A5EE
oklch(71.7% 0.12 257.8)
-
Step 500
500
#4989E4
oklch(63.2% 0.153 257.5)
-
Step 600
600
#2A70D2
oklch(55.5% 0.166 257.8)
-
Step 700
700
#1C5DB6
oklch(49% 0.155 257.8)
-
Step 800
800
#1A4D93
oklch(42.7% 0.127 257.5)
-
Step 900
900
#1C4176
oklch(37.8% 0.1 257.8)
-
Step 950
950
#112645
oklch(27% 0.064 258.1)
#73A5EE 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) | #88AAF1 | 0.029 |
| Deuteranopia (no green cones) | #799EEC | 0.018 |
| Tritanopia (no blue cones) | #33B5BF | 0.106 |
| Achromatopsia (no color) | #A3A3A3 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A5EE
#73A5EE
oklch(71.7% 0.12 257.8)
- #CD9942
#CD9942
oklch(71.6% 0.12 77.4)
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 #73A5EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.048
- Periwinkle Blue #8F99FB ΔE 0.051
- Carolina Blue #8AB8FE ΔE 0.061
- Chefchaouen Blue #4895EF ΔE 0.064
- Perrywinkle #8F8CE7 ΔE 0.068
- Deep Sky Blue #00BFFF ΔE 0.080
- Soft Blue #6488EA ΔE 0.081
- Lavender Blue #8B88F8 ΔE 0.082
Use #73A5EE 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.