#99D2EF
Closest named color: Sky Blue (#87CEEB). oklch(83.5% 0.071 230.8), rgb(153, 210, 239).
Aa
Black text reads best on this color (12.81:1).
About this color
#99D2EF is a light, moderately saturated blue. In OKLCH its lightness is 83%, its chroma 0.071 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.023 away. Black text reads best on it, at 12.81:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 12.81:1 |
| White text | 1.63:1 |
Values
| HEX | #99D2EF |
| RGB | rgb(153, 210, 239) |
| HSL | hsl(200, 73%, 77%) |
| OKLCH | oklch(83.5% 0.071 230.8) |
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 #99D2EF | 1.63:1 | Fails | Lc -31.9 | Non-text elements, placeholder text |
| Black text on #99D2EF | 12.81:1 | AAA | Lc 75.5 | Fine for body text |
| #99D2EF text on white | 1.63:1 | Fails | Lc 28.3 | Dividers and decoration only |
| #99D2EF text on black | 12.81:1 | AAA | Lc -74.6 | 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
#EFF7FB
oklch(97.1% 0.01 228.9)
-
Step 100
100
#DDEDF5
oklch(93.7% 0.02 229)
-
Step 200
200
#C0DFEF
oklch(88.6% 0.04 230.2)
-
Step 300
300 (this color)
#99D2EF
oklch(83.5% 0.071 230.8)
-
Step 400
400
#47ADDA
oklch(70.7% 0.114 230.5)
-
Step 500
500
#0096C8
oklch(63.1% 0.127 231)
-
Step 600
600
#007EA8
oklch(55.6% 0.112 230.6)
-
Step 700
700
#006A8E
oklch(49.1% 0.099 230.6)
-
Step 800
800
#005775
oklch(42.8% 0.086 230.3)
-
Step 900
900
#004862
oklch(37.7% 0.076 230.8)
-
Step 950
950
#002B3C
oklch(27.1% 0.054 230.4)
#99D2EF 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) | #C4D0F1 | 0.052 |
| Deuteranopia (no green cones) | #B7C6EF | 0.045 |
| Tritanopia (no blue cones) | #7ADADB | 0.052 |
| Achromatopsia (no color) | #CACACA | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99D2EF
#99D2EF
oklch(83.5% 0.071 230.8)
- #F0BC9F
#F0BC9F
oklch(83.5% 0.072 50.5)
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 #99D2EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.023
- Baby Blue #A2CFFE ΔE 0.028
- Light Sky Blue #87CEFA ΔE 0.028
- Light Blue #ADD8E6 ΔE 0.033
- Light Blue Grey #B7C9E2 ΔE 0.039
- Sky #82CAFC ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.042
- Celeste #A8DADC ΔE 0.043
Use #99D2EF 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.