#73AADA
Closest named color: Greyblue (#77A1B5). oklch(71.8% 0.091 245.8), rgb(115, 170, 218).
Aa
Black text reads best on this color (8.49:1).
About this color
#73AADA is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.091 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.054 away. Black text reads best on it, at 8.49:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.49:1 |
| White text | 2.47:1 |
Values
| HEX | #73AADA |
| RGB | rgb(115, 170, 218) |
| HSL | hsl(208, 58%, 65%) |
| OKLCH | oklch(71.8% 0.091 245.8) |
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 #73AADA | 2.47:1 | Fails | Lc -53.5 | Large or bold text, headings |
| Black text on #73AADA | 8.49:1 | AAA | Lc 55.5 | Large or bold text, headings |
| #73AADA text on white | 2.47:1 | Fails | Lc 48.5 | Large or bold text, headings |
| #73AADA text on black | 8.49:1 | AAA | Lc -53.5 | 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
#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 (this color)
#73AADA
oklch(71.8% 0.091 245.8)
-
Step 500
500
#468FCB
oklch(63% 0.116 245.9)
-
Step 600
600
#2279B8
oklch(55.7% 0.126 245.4)
-
Step 700
700
#13659F
oklch(49.1% 0.118 246.1)
-
Step 800
800
#145381
oklch(42.8% 0.098 245.7)
-
Step 900
900
#194567
oklch(37.7% 0.076 245.2)
-
Step 950
950
#10283C
oklch(26.8% 0.048 246)
#73AADA 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) | #96ABDC | 0.042 |
| Deuteranopia (no green cones) | #89A0D9 | 0.034 |
| Tritanopia (no blue cones) | #45B5BA | 0.076 |
| Achromatopsia (no color) | #A5A5A5 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73AADA
#73AADA
oklch(71.8% 0.091 245.8)
- #CB9965
#CB9965
oklch(71.9% 0.091 66.6)
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 #73AADA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.054
- Bluegrey #85A3B2 ΔE 0.058
- Bluey Grey #89A0B0 ΔE 0.062
- Cool Steel #97A7B3 ΔE 0.066
- Carolina Blue #8AB8FE ΔE 0.066
- Cool Gray #8D99AE ΔE 0.070
- Cornflower Blue #6495ED ΔE 0.073
- Light Grey Blue #9DBCD4 ΔE 0.076
Use #73AADA 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.