#73C1EA
Closest named color: Lightblue (#7BC8F6). oklch(77.6% 0.097 232.9), rgb(115, 193, 234).
Aa
Black text reads best on this color (10.54:1).
About this color
#73C1EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 78%, its chroma 0.097 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Lightblue (#7BC8F6), ΔE 0.025 away. Black text reads best on it, at 10.54:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Lightblue (#7BC8F6) |
| Black text | 10.54:1 |
| White text | 1.99:1 |
Values
| HEX | #73C1EA |
| RGB | rgb(115, 193, 234) |
| HSL | hsl(201, 74%, 68%) |
| OKLCH | oklch(77.6% 0.097 232.9) |
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 #73C1EA | 1.99:1 | Fails | Lc -42.8 | Non-text elements, placeholder text |
| Black text on #73C1EA | 10.54:1 | AAA | Lc 65.5 | Content text, not long reading |
| #73C1EA text on white | 1.99:1 | Fails | Lc 38.4 | Non-text elements, placeholder text |
| #73C1EA text on black | 10.54:1 | AAA | Lc -64.0 | 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
#EDF7FD
oklch(97% 0.013 233.7)
-
Step 100
100
#D8EEFA
oklch(93.7% 0.028 231.4)
-
Step 200
200
#B7E0F7
oklch(88.5% 0.053 232.7)
-
Step 300
300 (this color)
#73C1EA
oklch(77.6% 0.097 232.9)
-
Step 400
400
#00AEEC
oklch(70.6% 0.146 233.1)
-
Step 500
500
#0095CB
oklch(63% 0.131 233.2)
-
Step 600
600
#007DAB
oklch(55.5% 0.115 233.2)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#73C1EA 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) | #ADBFEC | 0.064 |
| Deuteranopia (no green cones) | #9CB2E9 | 0.056 |
| Tritanopia (no blue cones) | #2ECCCE | 0.074 |
| Achromatopsia (no color) | #B8B8B8 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73C1EA
#73C1EA
oklch(77.6% 0.097 232.9)
- #E8A57B
#E8A57B
oklch(77.7% 0.097 52.9)
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 #73C1EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lightblue #7BC8F6 ΔE 0.025
- Vivid Sky Blue #4CC9F0 ΔE 0.032
- Sky #82CAFC ΔE 0.037
- Sky Blue #87CEEB ΔE 0.043
- Light Cornflower Blue #98C1D9 ΔE 0.044
- Light Sky Blue #87CEFA ΔE 0.045
- Carolina Blue #8AB8FE ΔE 0.049
- Light Grey Blue #9DBCD4 ΔE 0.050
Use #73C1EA 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.