#73AFFB
Closest named color: Carolina Blue (#8AB8FE). oklch(74.4% 0.127 254.9), rgb(115, 175, 251).
Aa
Black text reads best on this color (9.25:1).
About this color
#73AFFB is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.127 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.037 away. Black text reads best on it, at 9.25:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.25:1 |
| White text | 2.26:1 |
Values
| HEX | #73AFFB |
| RGB | rgb(115, 175, 251) |
| HSL | hsl(214, 94%, 72%) |
| OKLCH | oklch(74.4% 0.127 254.9) |
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 #73AFFB | 2.26:1 | Fails | Lc -49.4 | Large or bold text, headings |
| Black text on #73AFFB | 9.25:1 | AAA | Lc 59.4 | Large or bold text, headings |
| #73AFFB text on white | 2.26:1 | Fails | Lc 44.6 | Non-text elements, placeholder text |
| #73AFFB text on black | 9.25:1 | AAA | Lc -57.5 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C6DBF7
oklch(88.5% 0.045 255.6)
-
Step 300
300
#9EC4F4
oklch(81% 0.08 254.5)
-
Step 400
400 (this color)
#73AFFB
oklch(74.4% 0.127 254.9)
-
Step 500
500
#3B8AE9
oklch(63.2% 0.162 255)
-
Step 600
600
#0E71D7
oklch(55.5% 0.177 255.1)
-
Step 700
700
#005FB9
oklch(49.2% 0.161 254.8)
-
Step 800
800
#064D97
oklch(42.6% 0.137 255.2)
-
Step 900
900
#124178
oklch(37.6% 0.106 255.1)
-
Step 950
950
#0C2746
oklch(27.1% 0.066 254)
#73AFFB 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) | #90B3FE | 0.035 |
| Deuteranopia (no green cones) | #7FA6F9 | 0.025 |
| Tritanopia (no blue cones) | #19C0CA | 0.112 |
| Achromatopsia (no color) | #ACACAC | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73AFFB
#73AFFB
oklch(74.4% 0.127 254.9)
- #DBA045
#DBA045
oklch(74.5% 0.127 75.1)
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 #73AFFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.037
- Periwinkle Blue #8F99FB ΔE 0.062
- Deep Sky Blue #00BFFF ΔE 0.063
- Lightblue #7BC8F6 ΔE 0.072
- Pastel Blue #A2BFFE ΔE 0.072
- Cornflower Blue #6495ED ΔE 0.073
- Sky #82CAFC ΔE 0.077
- Vivid Sky Blue #4CC9F0 ΔE 0.079
Use #73AFFB 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.