#72B4E9
Closest named color: Carolina Blue (#8AB8FE). oklch(74.6% 0.102 244), rgb(114, 180, 233).
Aa
Black text reads best on this color (9.42:1).
About this color
#72B4E9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.102 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.042 away. Black text reads best on it, at 9.42:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.42:1 |
| White text | 2.22:1 |
Values
| HEX | #72B4E9 |
| RGB | rgb(114, 180, 233) |
| HSL | hsl(207, 73%, 68%) |
| OKLCH | oklch(74.6% 0.102 244) |
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 #72B4E9 | 2.22:1 | Fails | Lc -48.6 | Large or bold text, headings |
| Black text on #72B4E9 | 9.42:1 | AAA | Lc 60.2 | Content text, not long reading |
| #72B4E9 text on white | 2.22:1 | Fails | Lc 43.8 | Non-text elements, placeholder text |
| #72B4E9 text on black | 9.42:1 | AAA | Lc -58.4 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0ECF6
oklch(93.7% 0.019 243)
-
Step 200
200
#C6DCEF
oklch(88.4% 0.035 244.2)
-
Step 300
300
#9EC6E7
oklch(80.9% 0.063 243.5)
-
Step 400
400 (this color)
#72B4E9
oklch(74.6% 0.102 244)
-
Step 500
500
#3490D2
oklch(63% 0.131 244.1)
-
Step 600
600
#0079BD
oklch(55.5% 0.138 244.2)
-
Step 700
700
#0066A0
oklch(49.2% 0.121 244)
-
Step 800
800
#005384
oklch(42.6% 0.106 244.3)
-
Step 900
900
#0C456B
oklch(37.6% 0.085 244.1)
-
Step 950
950
#0B293F
oklch(27.1% 0.054 244.1)
#72B4E9 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) | #9DB4EB | 0.049 |
| Deuteranopia (no green cones) | #8EA8E8 | 0.041 |
| Tritanopia (no blue cones) | #31C1C6 | 0.085 |
| Achromatopsia (no color) | #AEAEAE | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #72B4E9
#72B4E9
oklch(74.6% 0.102 244)
- #DA9F66
#DA9F66
oklch(74.7% 0.102 64.2)
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 #72B4E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.042
- Lightblue #7BC8F6 ΔE 0.055
- Vivid Sky Blue #4CC9F0 ΔE 0.058
- Deep Sky Blue #00BFFF ΔE 0.058
- Light Grey Blue #9DBCD4 ΔE 0.064
- Sky #82CAFC ΔE 0.064
- Light Cornflower Blue #98C1D9 ΔE 0.065
- Pastel Blue #A2BFFE ΔE 0.070
Use #72B4E9 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.