#73AECB
Closest named color: Greyblue (#77A1B5). oklch(72.1% 0.074 230.4), rgb(115, 174, 203).
Aa
Black text reads best on this color (8.64:1).
About this color
#73AECB is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.074 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.041 away. Black text reads best on it, at 8.64:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.64:1 |
| White text | 2.42:1 |
Values
| HEX | #73AECB |
| RGB | rgb(115, 174, 203) |
| HSL | hsl(200, 46%, 62%) |
| OKLCH | oklch(72.1% 0.074 230.4) |
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 #73AECB | 2.42:1 | Fails | Lc -52.7 | Large or bold text, headings |
| Black text on #73AECB | 8.64:1 | AAA | Lc 56.3 | Large or bold text, headings |
| #73AECB text on white | 2.42:1 | Fails | Lc 47.7 | Large or bold text, headings |
| #73AECB text on black | 8.64:1 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A3C7D9
oklch(80.9% 0.046 229.7)
-
Step 400
400 (this color)
#73AECB
oklch(72.1% 0.074 230.4)
-
Step 500
500
#4494B8
oklch(63.2% 0.095 230.3)
-
Step 600
600
#1B7EA4
oklch(55.7% 0.103 229.9)
-
Step 700
700
#086A8D
oklch(49.2% 0.096 230.5)
-
Step 800
800
#0F5672
oklch(42.6% 0.08 230.7)
-
Step 900
900
#17475C
oklch(37.6% 0.062 230.6)
-
Step 950
950
#0F2A36
oklch(27% 0.04 229.8)
#73AECB 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) | #A0ACCD | 0.054 |
| Deuteranopia (no green cones) | #93A2CB | 0.047 |
| Tritanopia (no blue cones) | #4EB6B7 | 0.054 |
| Achromatopsia (no color) | #A6A6A6 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73AECB
#73AECB
oklch(72.1% 0.074 230.4)
- #CC987B
#CC987B
oklch(72.2% 0.075 50.3)
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 #73AECB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.041
- Bluegrey #85A3B2 ΔE 0.042
- Bluey Grey #89A0B0 ΔE 0.049
- Cool Steel #97A7B3 ΔE 0.050
- Cool Grey #95A3A6 ΔE 0.061
- Turquoise Blue #06B1C4 ΔE 0.063
- Cool Gray #8D99AE ΔE 0.063
- Light Grey Blue #9DBCD4 ΔE 0.066
Use #73AECB 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.