#73A5CE
Closest named color: Greyblue (#77A1B5). oklch(70.2% 0.081 244), rgb(115, 165, 206).
Aa
Black text reads best on this color (8.00:1).
About this color
#73A5CE is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.081 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.036 away. Black text reads best on it, at 8.00:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.00:1 |
| White text | 2.62:1 |
Values
| HEX | #73A5CE |
| RGB | rgb(115, 165, 206) |
| HSL | hsl(207, 48%, 63%) |
| OKLCH | oklch(70.2% 0.081 244) |
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 #73A5CE | 2.62:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #73A5CE | 8.00:1 | AAA | Lc 52.9 | Large or bold text, headings |
| #73A5CE text on white | 2.62:1 | Fails | Lc 51.1 | Large or bold text, headings |
| #73A5CE text on black | 8.00:1 | AAA | Lc -50.8 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#CADCEB
oklch(88.6% 0.028 243.1)
-
Step 300
300
#A6C5DF
oklch(80.9% 0.05 243.7)
-
Step 400
400 (this color)
#73A5CE
oklch(70.2% 0.081 244)
-
Step 500
500
#4E90C3
oklch(63.1% 0.103 243.8)
-
Step 600
600
#2E79B0
oklch(55.6% 0.112 244.3)
-
Step 700
700
#206697
oklch(49.2% 0.104 243.8)
-
Step 800
800
#1D537B
oklch(42.7% 0.087 244.5)
-
Step 900
900
#1E4563
oklch(37.7% 0.068 244.3)
-
Step 950
950
#13293A
oklch(27.2% 0.042 243.6)
#73A5CE 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) | #94A5D0 | 0.040 |
| Deuteranopia (no green cones) | #889CCD | 0.033 |
| Tritanopia (no blue cones) | #4EAFB3 | 0.066 |
| Achromatopsia (no color) | #A0A0A0 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A5CE
#73A5CE
oklch(70.2% 0.081 244)
- #C39569
#C39569
oklch(70.3% 0.081 64.6)
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 #73A5CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.036
- Bluegrey #85A3B2 ΔE 0.043
- Bluey Grey #89A0B0 ΔE 0.047
- Cool Gray #8D99AE ΔE 0.054
- Cool Steel #97A7B3 ΔE 0.058
- Cool Grey #95A3A6 ΔE 0.067
- Turquoise Blue #06B1C4 ΔE 0.072
- Faded Blue #658CBB ΔE 0.073
Use #73A5CE 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.