#73AED1
Closest named color: Greyblue (#77A1B5). oklch(72.3% 0.08 235.5), rgb(115, 174, 209).
Aa
Black text reads best on this color (8.70:1).
About this color
#73AED1 is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.080 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.046 away. Black text reads best on it, at 8.70:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.70:1 |
| White text | 2.41:1 |
Values
| HEX | #73AED1 |
| RGB | rgb(115, 174, 209) |
| HSL | hsl(202, 51%, 64%) |
| OKLCH | oklch(72.3% 0.08 235.5) |
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 #73AED1 | 2.41:1 | Fails | Lc -52.4 | Large or bold text, headings |
| Black text on #73AED1 | 8.70:1 | AAA | Lc 56.6 | Large or bold text, headings |
| #73AED1 text on white | 2.41:1 | Fails | Lc 47.4 | Large or bold text, headings |
| #73AED1 text on black | 8.70:1 | AAA | Lc -54.6 | 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
#C8DDE9
oklch(88.6% 0.028 232.7)
-
Step 300
300
#A2C6DD
oklch(80.8% 0.05 236.3)
-
Step 400
400 (this color)
#73AED1
oklch(72.3% 0.08 235.5)
-
Step 500
500
#4393BE
oklch(63.2% 0.101 235.1)
-
Step 600
600
#1A7CAB
oklch(55.5% 0.111 235.9)
-
Step 700
700
#066993
oklch(49.2% 0.103 235.4)
-
Step 800
800
#0E5577
oklch(42.6% 0.086 236)
-
Step 900
900
#174760
oklch(37.8% 0.066 235.3)
-
Step 950
950
#0F2A38
oklch(27.1% 0.042 233.9)
#73AED1 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) | #9EADD3 | 0.051 |
| Deuteranopia (no green cones) | #91A2D0 | 0.045 |
| Tritanopia (no blue cones) | #4AB7B9 | 0.062 |
| Achromatopsia (no color) | #A7A7A7 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73AED1
#73AED1
oklch(72.3% 0.08 235.5)
- #CD9975
#CD9975
oklch(72.4% 0.08 55.8)
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 #73AED1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.048
- Bluey Grey #89A0B0 ΔE 0.054
- Cool Steel #97A7B3 ΔE 0.055
- Light Grey Blue #9DBCD4 ΔE 0.065
- Turquoise Blue #06B1C4 ΔE 0.066
- Cool Gray #8D99AE ΔE 0.067
- Cool Grey #95A3A6 ΔE 0.067
Use #73AED1 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.