#73AAE7
Closest named color: Carolina Blue (#8AB8FE). oklch(72.4% 0.107 251.9), rgb(115, 170, 231).
Aa
Black text reads best on this color (8.63:1).
About this color
#73AAE7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.107 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.055 away. Black text reads best on it, at 8.63:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.63:1 |
| White text | 2.43:1 |
Values
| HEX | #73AAE7 |
| RGB | rgb(115, 170, 231) |
| HSL | hsl(212, 71%, 68%) |
| OKLCH | oklch(72.4% 0.107 251.9) |
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 #73AAE7 | 2.43:1 | Fails | Lc -52.8 | Large or bold text, headings |
| Black text on #73AAE7 | 8.63:1 | AAA | Lc 56.2 | Large or bold text, headings |
| #73AAE7 text on white | 2.43:1 | Fails | Lc 47.8 | Large or bold text, headings |
| #73AAE7 text on black | 8.63:1 | AAA | Lc -54.3 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C8DBF2
oklch(88.4% 0.038 253.2)
-
Step 300
300
#A2C4EB
oklch(80.9% 0.066 252.1)
-
Step 400
400 (this color)
#73AAE7
oklch(72.4% 0.107 251.9)
-
Step 500
500
#448DD9
oklch(63.2% 0.136 251.6)
-
Step 600
600
#2075C6
oklch(55.6% 0.148 251.8)
-
Step 700
700
#1162AB
oklch(49.1% 0.137 251.7)
-
Step 800
800
#13508B
oklch(42.7% 0.115 252.1)
-
Step 900
900
#18436F
oklch(37.7% 0.089 251.8)
-
Step 950
950
#102841
oklch(27.2% 0.056 251.4)
#73AAE7 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) | #92ACEA | 0.037 |
| Deuteranopia (no green cones) | #83A1E6 | 0.028 |
| Tritanopia (no blue cones) | #39B8BF | 0.093 |
| Achromatopsia (no color) | #A6A6A6 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73AAE7
#73AAE7
oklch(72.4% 0.107 251.9)
- #CF9B56
#CF9B56
oklch(72.5% 0.107 72.5)
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 #73AAE7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.055
- Cornflower Blue #6495ED ΔE 0.064
- Periwinkle Blue #8F99FB ΔE 0.066
- Greyblue #77A1B5 ΔE 0.072
- Deep Sky Blue #00BFFF ΔE 0.072
- Bluegrey #85A3B2 ΔE 0.076
- Chefchaouen Blue #4895EF ΔE 0.077
- Bluey Grey #89A0B0 ΔE 0.079
Use #73AAE7 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.