#99CBFA
Closest named color: Baby Blue (#A2CFFE). oklch(82.4% 0.085 247.3), rgb(153, 203, 250).
Aa
Black text reads best on this color (12.27:1).
About this color
#99CBFA is a light, moderately saturated blue. In OKLCH its lightness is 82%, its chroma 0.085 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.016 away. Black text reads best on it, at 12.27:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.27:1 |
| White text | 1.71:1 |
Values
| HEX | #99CBFA |
| RGB | rgb(153, 203, 250) |
| HSL | hsl(209, 91%, 79%) |
| OKLCH | oklch(82.4% 0.085 247.3) |
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 #99CBFA | 1.71:1 | Fails | Lc -34.5 | Non-text elements, placeholder text |
| Black text on #99CBFA | 12.27:1 | AAA | Lc 73.2 | Content text, not long reading |
| #99CBFA text on white | 1.71:1 | Fails | Lc 30.6 | Non-text elements, placeholder text |
| #99CBFA text on black | 12.27:1 | AAA | Lc -72.1 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DDECFA
oklch(93.6% 0.025 246.2)
-
Step 200
200
#C1DDF7
oklch(88.5% 0.047 246.4)
-
Step 300
300 (this color)
#99CBFA
oklch(82.4% 0.085 247.3)
-
Step 400
400
#52A7F0
oklch(70.7% 0.135 247.1)
-
Step 500
500
#008EE8
oklch(63% 0.168 247.5)
-
Step 600
600
#0077C4
oklch(55.5% 0.148 247.6)
-
Step 700
700
#0064A6
oklch(49.1% 0.131 247.6)
-
Step 800
800
#005289
oklch(42.7% 0.113 247.3)
-
Step 900
900
#004473
oklch(37.7% 0.1 247.4)
-
Step 950
950
#002847
oklch(27% 0.072 247.4)
#99CBFA 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) | #B8CCFC | 0.038 |
| Deuteranopia (no green cones) | #ACC1F9 | 0.032 |
| Tritanopia (no blue cones) | #77D6DB | 0.071 |
| Achromatopsia (no color) | #C6C6C6 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99CBFA
#99CBFA
oklch(82.4% 0.085 247.3)
- #EBBB8A
#EBBB8A
oklch(82.4% 0.085 66.8)
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 #99CBFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.016
- Light Sky Blue #87CEFA ΔE 0.019
- Sky #82CAFC ΔE 0.024
- Sky Blue #87CEEB ΔE 0.033
- Lightblue #7BC8F6 ΔE 0.034
- Pastel Blue #A2BFFE ΔE 0.035
- Light Steel Blue #B0C4DE ΔE 0.044
- Light Blue Grey #B7C9E2 ΔE 0.046
Use #99CBFA 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.