Light Sky Blue #87CEFA
Light Sky Blue is a light, moderately saturated blue with hex code #87CEFA and RGB rgb(135, 206, 250).
Aa
Black text reads best on this color (12.23:1).
About this color
#87CEFA is a light, moderately saturated blue. In OKLCH its lightness is 82%, its chroma 0.095 and its hue 237°. Its hue sits on the cool side of the wheel. It is the named color Light Sky Blue. Black text reads best on it, at 12.23:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Light Sky Blue |
| Black text | 12.23:1 |
| White text | 1.71:1 |
Colors that go with Light Sky Blue
Matches found by rotating Light Sky Blue around the OKLCH hue wheel, each labelled with the closest name in our list.
Complementary
The opposite hue (180°).
Analogous
Neighbouring hues, 30° either side.
Triadic
Three hues spaced 120° apart.
Color palettes with Light Sky Blue
Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Light Sky Blue, closest first.
Similar named colors
The eight named colors closest to Light Sky Blue, with their ΔE distance.
- Sky #82CAFC ΔE 0.013
- Lightblue #7BC8F6 ΔE 0.021
- Sky Blue #87CEEB ΔE 0.022
- Baby Blue #A2CFFE ΔE 0.030
- Pastel Blue #A2BFFE ΔE 0.049
- Light Cornflower Blue #98C1D9 ΔE 0.050
- Vivid Sky Blue #4CC9F0 ΔE 0.054
- Light Steel Blue #B0C4DE ΔE 0.056
More about Light Sky Blue
How to make Light Sky Blue
A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.
- 2 parts white
- 1 part blue
Recipe result: #92C6F0, a difference of ΔE 0.023 from Light Sky Blue. That is very close: most people will not see the difference.
Codes for Light Sky Blue in every format
| HEX | #87CEFA |
| RGB | rgb(135, 206, 250) |
| HSL | hsl(203, 92%, 75%) |
| OKLCH | oklch(82.1% 0.095 236.8) |
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 #87CEFA | 1.71:1 | Fails | Lc -34.6 | Non-text elements, placeholder text |
| Black text on #87CEFA | 12.23:1 | AAA | Lc 73.1 | Content text, not long reading |
| #87CEFA text on white | 1.71:1 | Fails | Lc 30.8 | Non-text elements, placeholder text |
| #87CEFA text on black | 12.23:1 | AAA | Lc -72.0 | Content text, not long reading |
Shades and tints of Light Sky Blue
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
#EEF7FD
oklch(97.1% 0.013 236.6)
-
Step 100
100
#DAEDFA
oklch(93.6% 0.027 237.6)
-
Step 200
200
#B9DFF8
oklch(88.5% 0.053 237)
-
Step 300
300 (this color)
#87CEFA
oklch(82.1% 0.095 236.8)
-
Step 400
400
#10ADF2
oklch(70.8% 0.151 236.6)
-
Step 500
500
#0094D1
oklch(63.1% 0.137 236.6)
-
Step 600
600
#007CB0
oklch(55.5% 0.121 236.7)
-
Step 700
700
#006895
oklch(49% 0.107 237)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#004767
oklch(37.7% 0.082 236.6)
-
Step 950
950
#002A3F
oklch(27% 0.059 236.5)
Light Sky Blue 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) | #BACDFC | 0.058 |
| Deuteranopia (no green cones) | #AAC0F9 | 0.050 |
| Tritanopia (no blue cones) | #53D9DC | 0.074 |
| Achromatopsia (no color) | #C6C6C6 | 0.095 |
Use Light Sky Blue 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.