#73A1BC
Closest named color: Greyblue (#77A1B5). oklch(68.6% 0.064 234.7), rgb(115, 161, 188).
Aa
Black text reads best on this color (7.55:1).
About this color
#73A1BC is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.064 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.011 away. Black text reads best on it, at 7.55:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.55:1 |
| White text | 2.78:1 |
Values
| HEX | #73A1BC |
| RGB | rgb(115, 161, 188) |
| HSL | hsl(202, 35%, 59%) |
| OKLCH | oklch(68.6% 0.064 234.7) |
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 #73A1BC | 2.78:1 | Fails | Lc -58.8 | Large or bold text, headings |
| Black text on #73A1BC | 7.55:1 | AAA | Lc 50.5 | Large or bold text, headings |
| #73A1BC text on white | 2.78:1 | Fails | Lc 53.5 | Large or bold text, headings |
| #73A1BC text on black | 7.55:1 | AAA | Lc -48.3 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A9C5D7
oklch(80.8% 0.04 236.2)
-
Step 400
400 (this color)
#73A1BC
oklch(68.6% 0.064 234.7)
-
Step 500
500
#5592B4
oklch(63.2% 0.081 234.5)
-
Step 600
600
#377B9F
oklch(55.5% 0.088 234.6)
-
Step 700
700
#296888
oklch(49.1% 0.082 234.1)
-
Step 800
800
#24556F
oklch(42.8% 0.068 234.7)
-
Step 900
900
#23465A
oklch(37.7% 0.053 235.6)
-
Step 950
950
#152934
oklch(26.9% 0.033 233.9)
#73A1BC 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) | #94A0BD | 0.041 |
| Deuteranopia (no green cones) | #8A97BC | 0.037 |
| Tritanopia (no blue cones) | #58A8AA | 0.048 |
| Achromatopsia (no color) | #9B9B9B | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A1BC
#73A1BC
oklch(68.6% 0.064 234.7)
- #BA9075
#BA9075
oklch(68.6% 0.064 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 #73A1BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.011
- Bluegrey #85A3B2 ΔE 0.027
- Bluey Grey #89A0B0 ΔE 0.030
- Cool Gray #8D99AE ΔE 0.037
- Cadet Blue #5F9EA0 ΔE 0.049
- Cool Steel #97A7B3 ΔE 0.051
- Cool Grey #95A3A6 ΔE 0.052
- Silver Lake Blue #778DA9 ΔE 0.055
Use #73A1BC 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.