#73A4DF
Closest named color: Cornflower Blue (#6495ED). oklch(70.8% 0.102 253.7), rgb(115, 164, 223).
Aa
Black text reads best on this color (8.10:1).
About this color
#73A4DF is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.102 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.054 away. Black text reads best on it, at 8.10:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 8.10:1 |
| White text | 2.59:1 |
Values
| HEX | #73A4DF |
| RGB | rgb(115, 164, 223) |
| HSL | hsl(213, 63%, 66%) |
| OKLCH | oklch(70.8% 0.102 253.7) |
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 #73A4DF | 2.59:1 | Fails | Lc -55.7 | Large or bold text, headings |
| Black text on #73A4DF | 8.10:1 | AAA | Lc 53.5 | Large or bold text, headings |
| #73A4DF text on white | 2.59:1 | Fails | Lc 50.5 | Large or bold text, headings |
| #73A4DF text on black | 8.10:1 | AAA | Lc -51.4 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200
#C9DBF1
oklch(88.5% 0.036 253.5)
-
Step 300
300
#A5C4E9
oklch(81% 0.062 253.1)
-
Step 400
400 (this color)
#73A4DF
oklch(70.8% 0.102 253.7)
-
Step 500
500
#4C8CD6
oklch(63.1% 0.13 253.5)
-
Step 600
600
#2D74C3
oklch(55.5% 0.142 253.7)
-
Step 700
700
#2061A9
oklch(49.1% 0.132 254)
-
Step 800
800
#1D5089
oklch(42.8% 0.109 253.8)
-
Step 900
900
#1E436D
oklch(37.8% 0.084 253.4)
-
Step 950
950
#122740
oklch(26.9% 0.054 254)
#73A4DF 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) | #8DA7E2 | 0.033 |
| Deuteranopia (no green cones) | #809CDE | 0.024 |
| Tritanopia (no blue cones) | #42B1B8 | 0.089 |
| Achromatopsia (no color) | #A1A1A1 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A4DF
#73A4DF
oklch(70.8% 0.102 253.7)
- #C79755
#C79755
oklch(70.8% 0.102 73.7)
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 #73A4DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.054
- Greyblue #77A1B5 ΔE 0.061
- Periwinkle Blue #8F99FB ΔE 0.065
- Bluegrey #85A3B2 ΔE 0.068
- Chefchaouen Blue #4895EF ΔE 0.069
- Bluey Grey #89A0B0 ΔE 0.070
- Carolina Blue #8AB8FE ΔE 0.071
- Perrywinkle #8F8CE7 ΔE 0.073
Use #73A4DF 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.