#73A7CF
Closest named color: Greyblue (#77A1B5). oklch(70.7% 0.081 242.4), rgb(115, 167, 207).
Aa
Black text reads best on this color (8.15:1).
About this color
#73A7CF is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.081 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.037 away. Black text reads best on it, at 8.15:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.15:1 |
| White text | 2.57:1 |
Values
| HEX | #73A7CF |
| RGB | rgb(115, 167, 207) |
| HSL | hsl(206, 49%, 63%) |
| OKLCH | oklch(70.7% 0.081 242.4) |
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 #73A7CF | 2.57:1 | Fails | Lc -55.4 | Large or bold text, headings |
| Black text on #73A7CF | 8.15:1 | AAA | Lc 53.7 | Large or bold text, headings |
| #73A7CF text on white | 2.57:1 | Fails | Lc 50.3 | Large or bold text, headings |
| #73A7CF text on black | 8.15:1 | AAA | Lc -51.7 | 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
#CADCEA
oklch(88.5% 0.027 241.2)
-
Step 300
300
#A5C5DF
oklch(80.9% 0.05 242.9)
-
Step 400
400 (this color)
#73A7CF
oklch(70.7% 0.081 242.4)
-
Step 500
500
#4B90C3
oklch(63% 0.104 242.8)
-
Step 600
600
#2A7AAF
oklch(55.6% 0.112 242.2)
-
Step 700
700
#1C6696
oklch(49% 0.104 242.5)
-
Step 800
800
#1A547A
oklch(42.8% 0.086 241.9)
-
Step 900
900
#1D4562
oklch(37.6% 0.067 242.9)
-
Step 950
950
#122939
oklch(27% 0.042 241)
#73A7CF 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) | #96A7D1 | 0.042 |
| Deuteranopia (no green cones) | #8A9DCE | 0.036 |
| Tritanopia (no blue cones) | #4DB1B4 | 0.067 |
| Achromatopsia (no color) | #A1A1A1 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A7CF
#73A7CF
oklch(70.7% 0.081 242.4)
- #C5966C
#C5966C
oklch(70.8% 0.08 62.7)
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 #73A7CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.037
- Bluegrey #85A3B2 ΔE 0.044
- Bluey Grey #89A0B0 ΔE 0.048
- Cool Gray #8D99AE ΔE 0.057
- Cool Steel #97A7B3 ΔE 0.057
- Cool Grey #95A3A6 ΔE 0.067
- Turquoise Blue #06B1C4 ΔE 0.070
- Cadet Blue #5F9EA0 ΔE 0.075
Use #73A7CF 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.