#99C2EF
Closest named color: Pastel Blue (#A2BFFE). oklch(80.1% 0.078 251.1), rgb(153, 194, 239).
Aa
Black text reads best on this color (11.31:1).
About this color
#99C2EF is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.078 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.028 away. Black text reads best on it, at 11.31:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.31:1 |
| White text | 1.85:1 |
Values
| HEX | #99C2EF |
| RGB | rgb(153, 194, 239) |
| HSL | hsl(211, 73%, 77%) |
| OKLCH | oklch(80.1% 0.078 251.1) |
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 #99C2EF | 1.85:1 | Fails | Lc -39.1 | Non-text elements, placeholder text |
| Black text on #99C2EF | 11.31:1 | AAA | Lc 69.0 | Content text, not long reading |
| #99C2EF text on white | 1.85:1 | Fails | Lc 34.9 | Non-text elements, placeholder text |
| #99C2EF text on black | 11.31:1 | AAA | Lc -67.6 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DFEBF9
oklch(93.5% 0.023 252.2)
-
Step 200
200
#C5DCF5
oklch(88.5% 0.042 250.5)
-
Step 300
300 (this color)
#99C2EF
oklch(80.1% 0.078 251.1)
-
Step 400
400
#62A5EB
oklch(70.7% 0.124 250.9)
-
Step 500
500
#2F8CE5
oklch(63% 0.159 251.2)
-
Step 600
600
#0075CE
oklch(55.7% 0.162 251.1)
-
Step 700
700
#0062AE
oklch(49.1% 0.143 251.1)
-
Step 800
800
#005090
oklch(42.7% 0.125 251.1)
-
Step 900
900
#084376
oklch(37.8% 0.103 250.9)
-
Step 950
950
#092745
oklch(26.9% 0.066 251.7)
#99C2EF 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) | #B1C3F1 | 0.030 |
| Deuteranopia (no green cones) | #A7BAEE | 0.025 |
| Tritanopia (no blue cones) | #7DCCD1 | 0.066 |
| Achromatopsia (no color) | #BEBEBE | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C2EF
#99C2EF
oklch(80.1% 0.078 251.1)
- #DEB687
#DEB687
oklch(80.1% 0.077 70.9)
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 #99C2EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.028
- Sky #82CAFC ΔE 0.031
- Light Cornflower Blue #98C1D9 ΔE 0.032
- Lightblue #7BC8F6 ΔE 0.032
- Light Sky Blue #87CEFA ΔE 0.034
- Light Grey Blue #9DBCD4 ΔE 0.037
- Cloudy Blue #ACC2D9 ΔE 0.038
- Light Steel Blue #B0C4DE ΔE 0.038
Use #99C2EF 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.