#73BFEE
Closest named color: Lightblue (#7BC8F6). oklch(77.3% 0.101 237.2), rgb(115, 191, 238).
Aa
Black text reads best on this color (10.41:1).
About this color
#73BFEE is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.101 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Lightblue (#7BC8F6), ΔE 0.027 away. Black text reads best on it, at 10.41:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Lightblue (#7BC8F6) |
| Black text | 10.41:1 |
| White text | 2.01:1 |
Values
| HEX | #73BFEE |
| RGB | rgb(115, 191, 238) |
| HSL | hsl(203, 78%, 69%) |
| OKLCH | oklch(77.3% 0.101 237.2) |
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 #73BFEE | 2.01:1 | Fails | Lc -43.5 | Non-text elements, placeholder text |
| Black text on #73BFEE | 10.41:1 | AAA | Lc 64.9 | Content text, not long reading |
| #73BFEE text on white | 2.01:1 | Fails | Lc 39.0 | Non-text elements, placeholder text |
| #73BFEE text on black | 10.41:1 | AAA | Lc -63.4 | Content text, not long reading |
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 300.
-
Step 50
50
#EDF7FE
oklch(97.1% 0.014 238)
-
Step 100
100
#D8EDFB
oklch(93.5% 0.029 236.9)
-
Step 200
200
#B7DFFA
oklch(88.4% 0.056 237.8)
-
Step 300
300 (this color)
#73BFEE
oklch(77.3% 0.101 237.2)
-
Step 400
400
#00ACF4
oklch(70.6% 0.155 237.4)
-
Step 500
500
#0094D2
oklch(63.2% 0.138 237.1)
-
Step 600
600
#007CB1
oklch(55.6% 0.122 237.2)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#004768
oklch(37.7% 0.083 237.5)
-
Step 950
950
#002A3F
oklch(27% 0.059 236.5)
#73BFEE 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) | #A9BEF0 | 0.060 |
| Deuteranopia (no green cones) | #99B1ED | 0.052 |
| Tritanopia (no blue cones) | #29CBCF | 0.079 |
| Achromatopsia (no color) | #B7B7B7 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BFEE
#73BFEE
oklch(77.3% 0.101 237.2)
- #E7A574
#E7A574
oklch(77.4% 0.101 57.2)
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 #73BFEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lightblue #7BC8F6 ΔE 0.027
- Vivid Sky Blue #4CC9F0 ΔE 0.036
- Sky #82CAFC ΔE 0.037
- Carolina Blue #8AB8FE ΔE 0.041
- Light Sky Blue #87CEFA ΔE 0.048
- Light Cornflower Blue #98C1D9 ΔE 0.049
- Sky Blue #87CEEB ΔE 0.049
- Light Grey Blue #9DBCD4 ΔE 0.054
Use #73BFEE 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.