#73B3E2
Closest named color: Carolina Blue (#8AB8FE). oklch(74.2% 0.095 241.5), rgb(115, 179, 226).
Aa
Black text reads best on this color (9.27:1).
About this color
#73B3E2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.095 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.050 away. Black text reads best on it, at 9.27:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.27:1 |
| White text | 2.26:1 |
Values
| HEX | #73B3E2 |
| RGB | rgb(115, 179, 226) |
| HSL | hsl(205, 66%, 67%) |
| OKLCH | oklch(74.2% 0.095 241.5) |
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 #73B3E2 | 2.26:1 | Fails | Lc -49.3 | Large or bold text, headings |
| Black text on #73B3E2 | 9.27:1 | AAA | Lc 59.5 | Large or bold text, headings |
| #73B3E2 text on white | 2.26:1 | Fails | Lc 44.5 | Non-text elements, placeholder text |
| #73B3E2 text on black | 9.27:1 | AAA | Lc -57.6 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF5
oklch(93.7% 0.018 240)
-
Step 200
200
#C7DCED
oklch(88.4% 0.033 242.4)
-
Step 300
300
#9FC6E4
oklch(80.9% 0.06 241.6)
-
Step 400
400 (this color)
#73B3E2
oklch(74.2% 0.095 241.5)
-
Step 500
500
#3991CC
oklch(63% 0.122 241.9)
-
Step 600
600
#007AB8
oklch(55.5% 0.131 241.7)
-
Step 700
700
#00679C
oklch(49.2% 0.116 241.5)
-
Step 800
800
#005480
oklch(42.6% 0.1 241.3)
-
Step 900
900
#104667
oklch(37.7% 0.078 241)
-
Step 950
950
#0C293D
oklch(27% 0.051 242.2)
#73B3E2 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) | #9FB3E4 | 0.051 |
| Deuteranopia (no green cones) | #90A7E1 | 0.043 |
| Tritanopia (no blue cones) | #3CBFC3 | 0.077 |
| Achromatopsia (no color) | #ACACAC | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73B3E2
#73B3E2
oklch(74.2% 0.095 241.5)
- #D79E6C
#D79E6C
oklch(74.2% 0.095 61.8)
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 #73B3E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.050
- Lightblue #7BC8F6 ΔE 0.059
- Vivid Sky Blue #4CC9F0 ΔE 0.060
- Light Grey Blue #9DBCD4 ΔE 0.061
- Light Cornflower Blue #98C1D9 ΔE 0.063
- Deep Sky Blue #00BFFF ΔE 0.064
- Sky #82CAFC ΔE 0.069
- Greyblue #77A1B5 ΔE 0.071
Use #73B3E2 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.