#73AECE
Closest named color: Greyblue (#77A1B5). oklch(72.2% 0.077 233), rgb(115, 174, 206).
Aa
Black text reads best on this color (8.67:1).
About this color
#73AECE is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.077 and its hue 233°. 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 8.67:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.67:1 |
| White text | 2.42:1 |
Values
| HEX | #73AECE |
| RGB | rgb(115, 174, 206) |
| HSL | hsl(201, 48%, 63%) |
| OKLCH | oklch(72.2% 0.077 233) |
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 #73AECE | 2.42:1 | Fails | Lc -52.6 | Large or bold text, headings |
| Black text on #73AECE | 8.67:1 | AAA | Lc 56.4 | Large or bold text, headings |
| #73AECE text on white | 2.42:1 | Fails | Lc 47.6 | Large or bold text, headings |
| #73AECE text on black | 8.67:1 | AAA | Lc -54.4 | 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
#C9DDE8
oklch(88.6% 0.026 231.7)
-
Step 300
300
#A3C7DB
oklch(81% 0.048 232.5)
-
Step 400
400 (this color)
#73AECE
oklch(72.2% 0.077 233)
-
Step 500
500
#4393BB
oklch(63% 0.098 233.1)
-
Step 600
600
#1B7DA7
oklch(55.6% 0.106 232.8)
-
Step 700
700
#076990
oklch(49.1% 0.1 233.5)
-
Step 800
800
#0F5675
oklch(42.8% 0.083 233.4)
-
Step 900
900
#17475E
oklch(37.7% 0.064 233.1)
-
Step 950
950
#0F2A37
oklch(27.1% 0.041 231.9)
#73AECE 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) | #9FACD0 | 0.052 |
| Deuteranopia (no green cones) | #92A2CE | 0.046 |
| Tritanopia (no blue cones) | #4CB7B8 | 0.059 |
| Achromatopsia (no color) | #A6A6A6 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73AECE
#73AECE
oklch(72.2% 0.077 233)
- #CC9878
#CC9878
oklch(72.1% 0.077 52.7)
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 #73AECE, 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 0.044
- Bluey Grey #89A0B0 ΔE 0.051
- Cool Steel #97A7B3 ΔE 0.052
- Cool Grey #95A3A6 ΔE 0.064
- Turquoise Blue #06B1C4 ΔE 0.064
- Cool Gray #8D99AE ΔE 0.065
- Light Grey Blue #9DBCD4 ΔE 0.065
Use #73AECE 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.