#73ADCD
Closest named color: Greyblue (#77A1B5). oklch(72% 0.076 233.4), rgb(115, 173, 205).
Aa
Black text reads best on this color (8.58:1).
About this color
#73ADCD is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.076 and its hue 233°. 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 8.58:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.58:1 |
| White text | 2.44:1 |
Values
| HEX | #73ADCD |
| RGB | rgb(115, 173, 205) |
| HSL | hsl(201, 47%, 63%) |
| OKLCH | oklch(72% 0.076 233.4) |
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 #73ADCD | 2.44:1 | Fails | Lc -53.0 | Large or bold text, headings |
| Black text on #73ADCD | 8.58:1 | AAA | Lc 56.0 | Large or bold text, headings |
| #73ADCD text on white | 2.44:1 | Fails | Lc 48.0 | Large or bold text, headings |
| #73ADCD text on black | 8.58:1 | AAA | Lc -54.0 | 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
#A3C6DB
oklch(80.8% 0.048 234.5)
-
Step 400
400 (this color)
#73ADCD
oklch(72% 0.076 233.4)
-
Step 500
500
#4593BB
oklch(63.1% 0.097 233.6)
-
Step 600
600
#1E7DA7
oklch(55.7% 0.105 233.1)
-
Step 700
700
#0C698F
oklch(49.1% 0.098 233.2)
-
Step 800
800
#115674
oklch(42.7% 0.081 232.8)
-
Step 900
900
#18475E
oklch(37.7% 0.064 233.4)
-
Step 950
950
#102A37
oklch(27.1% 0.04 232.6)
#73ADCD 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) | #9EABCF | 0.051 |
| Deuteranopia (no green cones) | #91A1CD | 0.045 |
| Tritanopia (no blue cones) | #4DB6B7 | 0.058 |
| Achromatopsia (no color) | #A6A6A6 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73ADCD
#73ADCD
oklch(72% 0.076 233.4)
- #CB9877
#CB9877
oklch(72% 0.077 54.1)
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 #73ADCD, 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 0.043
- Bluey Grey #89A0B0 ΔE 0.049
- Cool Steel #97A7B3 ΔE 0.051
- Cool Gray #8D99AE ΔE 0.063
- Cool Grey #95A3A6 ΔE 0.063
- Turquoise Blue #06B1C4 ΔE 0.064
- Light Grey Blue #9DBCD4 ΔE 0.067
Use #73ADCD 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.