#87C5EB
Closest named color: Lightblue (#7BC8F6). oklch(79.5% 0.083 236.2), rgb(135, 197, 235).
Aa
Black text reads best on this color (11.21:1).
About this color
#87C5EB is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.083 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Lightblue (#7BC8F6), ΔE 0.018 away. Black text reads best on it, at 11.21:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Lightblue (#7BC8F6) |
| Black text | 11.21:1 |
| White text | 1.87:1 |
Values
| HEX | #87C5EB |
| RGB | rgb(135, 197, 235) |
| HSL | hsl(203, 71%, 73%) |
| OKLCH | oklch(79.5% 0.083 236.2) |
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 #87C5EB | 1.87:1 | Fails | Lc -39.5 | Non-text elements, placeholder text |
| Black text on #87C5EB | 11.21:1 | AAA | Lc 68.5 | Content text, not long reading |
| #87C5EB text on white | 1.87:1 | Fails | Lc 35.3 | Non-text elements, placeholder text |
| #87C5EB text on black | 11.21:1 | AAA | Lc -67.2 | 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 300.
-
Step 50
50
#EFF7FC
oklch(97.2% 0.011 234.8)
-
Step 100
100
#DBEDF8
oklch(93.6% 0.024 234.4)
-
Step 200
200
#BDDFF4
oklch(88.6% 0.046 235.2)
-
Step 300
300 (this color)
#87C5EB
oklch(79.5% 0.083 236.2)
-
Step 400
400
#38ACE8
oklch(70.7% 0.133 236.2)
-
Step 500
500
#0094D0
oklch(63.1% 0.136 236.2)
-
Step 600
600
#007CB0
oklch(55.5% 0.121 236.7)
-
Step 700
700
#006894
oklch(49% 0.106 236.4)
-
Step 800
800
#00567A
oklch(42.8% 0.091 235.4)
-
Step 900
900
#004767
oklch(37.7% 0.082 236.6)
-
Step 950
950
#002A3F
oklch(27% 0.059 236.5)
#87C5EB 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) | #B4C4ED | 0.053 |
| Deuteranopia (no green cones) | #A6B9EA | 0.045 |
| Tritanopia (no blue cones) | #5ECFD1 | 0.065 |
| Achromatopsia (no color) | #BDBDBD | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #87C5EB
#87C5EB
oklch(79.5% 0.083 236.2)
- #E6AF88
#E6AF88
oklch(79.5% 0.083 56.5)
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 #87C5EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lightblue #7BC8F6 ΔE 0.018
- Sky #82CAFC ΔE 0.024
- Sky Blue #87CEEB ΔE 0.025
- Light Sky Blue #87CEFA ΔE 0.028
- Light Cornflower Blue #98C1D9 ΔE 0.029
- Light Grey Blue #9DBCD4 ΔE 0.039
- Cloudy Blue #ACC2D9 ΔE 0.046
- Vivid Sky Blue #4CC9F0 ΔE 0.047
Use #87C5EB 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.