#73ABCD
Closest named color: Greyblue (#77A1B5). oklch(71.5% 0.077 236), rgb(115, 171, 205).
Aa
Black text reads best on this color (8.43:1).
About this color
#73ABCD is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.077 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.038 away. Black text reads best on it, at 8.43:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.43:1 |
| White text | 2.48:1 |
Values
| HEX | #73ABCD |
| RGB | rgb(115, 171, 205) |
| HSL | hsl(203, 47%, 63%) |
| OKLCH | oklch(71.5% 0.077 236) |
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 #73ABCD | 2.48:1 | Fails | Lc -53.9 | Large or bold text, headings |
| Black text on #73ABCD | 8.43:1 | AAA | Lc 55.2 | Large or bold text, headings |
| #73ABCD text on white | 2.48:1 | Fails | Lc 48.8 | Large or bold text, headings |
| #73ABCD text on black | 8.43:1 | AAA | Lc -53.2 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF2
oklch(93.7% 0.013 233.7)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300
#A4C6DC
oklch(80.9% 0.048 236.6)
-
Step 400
400 (this color)
#73ABCD
oklch(71.5% 0.077 236)
-
Step 500
500
#4792BD
oklch(63% 0.099 236.4)
-
Step 600
600
#227CA9
oklch(55.6% 0.107 235.8)
-
Step 700
700
#126891
oklch(49% 0.099 236.1)
-
Step 800
800
#155576
oklch(42.7% 0.082 236.5)
-
Step 900
900
#1A465F
oklch(37.6% 0.064 237)
-
Step 950
950
#112938
oklch(26.9% 0.041 238.3)
#73ABCD 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) | #9BAACF | 0.048 |
| Deuteranopia (no green cones) | #8FA0CC | 0.042 |
| Tritanopia (no blue cones) | #4DB4B6 | 0.060 |
| Achromatopsia (no color) | #A4A4A4 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73ABCD
#73ABCD
oklch(71.5% 0.077 236)
- #C99774
#C99774
oklch(71.5% 0.077 56.1)
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 #73ABCD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.038
- Bluegrey #85A3B2 ΔE 0.041
- Bluey Grey #89A0B0 ΔE 0.047
- Cool Steel #97A7B3 ΔE 0.052
- Cool Gray #8D99AE ΔE 0.060
- Cool Grey #95A3A6 ΔE 0.063
- Turquoise Blue #06B1C4 ΔE 0.065
- Pewter #96A8A1 ΔE 0.071
Use #73ABCD 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.