#73ADCF
Closest named color: Greyblue (#77A1B5). oklch(72% 0.078 235.1), rgb(115, 173, 207).
Aa
Black text reads best on this color (8.60:1).
About this color
#73ADCF is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.078 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.043 away. Black text reads best on it, at 8.60:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.60:1 |
| White text | 2.43:1 |
Values
| HEX | #73ADCF |
| RGB | rgb(115, 173, 207) |
| HSL | hsl(202, 49%, 63%) |
| OKLCH | oklch(72% 0.078 235.1) |
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 #73ADCF | 2.43:1 | Fails | Lc -52.9 | Large or bold text, headings |
| Black text on #73ADCF | 8.60:1 | AAA | Lc 56.1 | Large or bold text, headings |
| #73ADCF text on white | 2.43:1 | Fails | Lc 47.9 | Large or bold text, headings |
| #73ADCF text on black | 8.60:1 | AAA | Lc -54.1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300
#A3C6DC
oklch(80.8% 0.049 235.8)
-
Step 400
400 (this color)
#73ADCF
oklch(72% 0.078 235.1)
-
Step 500
500
#4493BD
oklch(63.1% 0.1 234.7)
-
Step 600
600
#1D7CA9
oklch(55.5% 0.108 235.1)
-
Step 700
700
#0B6991
oklch(49.2% 0.1 234.5)
-
Step 800
800
#115576
oklch(42.6% 0.084 235.7)
-
Step 900
900
#18475F
oklch(37.8% 0.065 234.6)
-
Step 950
950
#102A38
oklch(27.2% 0.041 234.6)
#73ADCF 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) | #9DACD1 | 0.050 |
| Deuteranopia (no green cones) | #90A1CE | 0.044 |
| Tritanopia (no blue cones) | #4CB6B8 | 0.060 |
| Achromatopsia (no color) | #A6A6A6 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73ADCF
#73ADCF
oklch(72% 0.078 235.1)
- #CB9875
#CB9875
oklch(72% 0.078 55.6)
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 #73ADCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.043
- Bluegrey #85A3B2 ΔE 0.045
- Bluey Grey #89A0B0 ΔE 0.051
- Cool Steel #97A7B3 ΔE 0.053
- Cool Gray #8D99AE ΔE 0.064
- Cool Grey #95A3A6 ΔE 0.065
- Turquoise Blue #06B1C4 ΔE 0.065
- Light Grey Blue #9DBCD4 ΔE 0.067
Use #73ADCF 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.