#73BBD3
Closest named color: Light Cornflower Blue (#98C1D9). oklch(75.4% 0.08 221.3), rgb(115, 187, 211).
Aa
Black text reads best on this color (9.77:1).
About this color
#73BBD3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.080 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.046 away. Black text reads best on it, at 9.77:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.77:1 |
| White text | 2.14:1 |
Values
| HEX | #73BBD3 |
| RGB | rgb(115, 187, 211) |
| HSL | hsl(195, 52%, 64%) |
| OKLCH | oklch(75.4% 0.08 221.3) |
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 #73BBD3 | 2.14:1 | Fails | Lc -46.7 | Large or bold text, headings |
| Black text on #73BBD3 | 9.77:1 | AAA | Lc 61.9 | Content text, not long reading |
| #73BBD3 text on white | 2.14:1 | Fails | Lc 42.1 | Non-text elements, placeholder text |
| #73BBD3 text on black | 9.77:1 | AAA | Lc -60.2 | 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 400.
-
Step 50
50
#F1F7F9
oklch(97.2% 0.007 219.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C6DEE6
oklch(88.5% 0.028 219.8)
-
Step 300
300
#9EC9D8
oklch(81% 0.05 221.2)
-
Step 400
400 (this color)
#73BBD3
oklch(75.4% 0.08 221.3)
-
Step 500
500
#2E97B5
oklch(63.1% 0.102 221.3)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#06495A
oklch(37.6% 0.066 220.9)
-
Step 950
950
#092B35
oklch(27% 0.042 221.3)
#73BBD3 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) | #ADB7D4 | 0.067 |
| Deuteranopia (no green cones) | #9EACD3 | 0.060 |
| Tritanopia (no blue cones) | #46C3C2 | 0.052 |
| Achromatopsia (no color) | #B1B1B1 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BBD3
#73BBD3
oklch(75.4% 0.08 221.3)
- #DB9F88
#DB9F88
oklch(75.4% 0.079 41.9)
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 #73BBD3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.046
- Light Grey Blue #9DBCD4 ΔE 0.047
- Vivid Sky Blue #4CC9F0 ΔE 0.051
- Lightblue #7BC8F6 ΔE 0.056
- Sky Blue #87CEEB ΔE 0.062
- Cool Steel #97A7B3 ΔE 0.066
- Sky #82CAFC ΔE 0.067
- Bluegrey #85A3B2 ΔE 0.069
Use #73BBD3 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.