#73ADDF
Closest named color: Carolina Blue (#8AB8FE). oklch(72.7% 0.095 245.6), rgb(115, 173, 223).
Aa
Black text reads best on this color (8.77:1).
About this color
#73ADDF is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.095 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.058 away. Black text reads best on it, at 8.77:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.77:1 |
| White text | 2.39:1 |
Values
| HEX | #73ADDF |
| RGB | rgb(115, 173, 223) |
| HSL | hsl(208, 63%, 66%) |
| OKLCH | oklch(72.7% 0.095 245.6) |
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 #73ADDF | 2.39:1 | Fails | Lc -52.0 | Large or bold text, headings |
| Black text on #73ADDF | 8.77:1 | AAA | Lc 56.9 | Large or bold text, headings |
| #73ADDF text on white | 2.39:1 | Fails | Lc 47.1 | Large or bold text, headings |
| #73ADDF text on black | 8.77:1 | AAA | Lc -55.0 | 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
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C8DCEE
oklch(88.5% 0.033 245.3)
-
Step 300
300
#A2C5E5
oklch(80.9% 0.059 246.2)
-
Step 400
400 (this color)
#73ADDF
oklch(72.7% 0.095 245.6)
-
Step 500
500
#4290CE
oklch(63.2% 0.121 245.4)
-
Step 600
600
#1A79BB
oklch(55.7% 0.132 245.4)
-
Step 700
700
#0765A1
oklch(49.1% 0.123 245.7)
-
Step 800
800
#0E5383
oklch(42.8% 0.102 245.6)
-
Step 900
900
#164569
oklch(37.8% 0.079 245.5)
-
Step 950
950
#0F283D
oklch(26.8% 0.05 246.5)
#73ADDF 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) | #98AEE1 | 0.044 |
| Deuteranopia (no green cones) | #8AA3DE | 0.035 |
| Tritanopia (no blue cones) | #40B9BE | 0.080 |
| Achromatopsia (no color) | #A7A7A7 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73ADDF
#73ADDF
oklch(72.7% 0.095 245.6)
- #D09B65
#D09B65
oklch(72.8% 0.095 65.9)
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 #73ADDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.058
- Greyblue #77A1B5 ΔE 0.062
- Bluegrey #85A3B2 ΔE 0.065
- Bluey Grey #89A0B0 ΔE 0.069
- Cool Steel #97A7B3 ΔE 0.070
- Light Grey Blue #9DBCD4 ΔE 0.071
- Deep Sky Blue #00BFFF ΔE 0.071
- Vivid Sky Blue #4CC9F0 ΔE 0.075
Use #73ADDF 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.