#99D5FF
Closest named color: Baby Blue (#A2CFFE). oklch(84.7% 0.085 239.6), rgb(153, 213, 255).
Aa
Black text reads best on this color (13.31:1).
About this color
#99D5FF is a light, moderately saturated blue. In OKLCH its lightness is 85%, its chroma 0.085 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.017 away. Black text reads best on it, at 13.31:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.31:1 |
| White text | 1.57:1 |
Values
| HEX | #99D5FF |
| RGB | rgb(153, 213, 255) |
| HSL | hsl(205, 100%, 80%) |
| OKLCH | oklch(84.7% 0.085 239.6) |
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 #99D5FF | 1.57:1 | Fails | Lc -29.6 | Dividers and decoration only |
| Black text on #99D5FF | 13.31:1 | AAA | Lc 77.6 | Fine for body text |
| #99D5FF text on white | 1.57:1 | Fails | Lc 26.2 | Dividers and decoration only |
| #99D5FF text on black | 13.31:1 | AAA | Lc -76.8 | Fine for body text |
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 200.
-
Step 50
50
#EDF7FE
oklch(97.1% 0.014 238)
-
Step 100
100
#D8EDFD
oklch(93.5% 0.031 240.6)
-
Step 200
200 (this color)
#99D5FF
oklch(84.7% 0.085 239.6)
-
Step 300
300
#7CCAFF
oklch(80.9% 0.108 239.7)
-
Step 400
400
#00ABF9
oklch(70.6% 0.161 239.7)
-
Step 500
500
#0093D6
oklch(63.1% 0.143 239.3)
-
Step 600
600
#007BB5
oklch(55.6% 0.127 239.8)
-
Step 700
700
#006799
oklch(49% 0.112 240)
-
Step 800
800
#00557E
oklch(42.8% 0.097 239.2)
-
Step 900
900
#00466A
oklch(37.6% 0.086 240.1)
-
Step 950
950
#002A41
oklch(27.1% 0.061 239)
#99D5FF 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) | #C3D4FF | 0.049 |
| Deuteranopia (no green cones) | #B5C9FE | 0.042 |
| Tritanopia (no blue cones) | #73E0E3 | 0.068 |
| Achromatopsia (no color) | #CECECE | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99D5FF
#99D5FF
oklch(84.7% 0.085 239.6)
- #F7C095
#F7C095
oklch(84.7% 0.085 59.3)
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 #99D5FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.017
- Light Sky Blue #87CEFA ΔE 0.028
- Sky Blue #87CEEB ΔE 0.038
- Sky #82CAFC ΔE 0.040
- Light Blue #ADD8E6 ΔE 0.043
- Lightblue #7BC8F6 ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.051
- Light Steel Blue #B0C4DE ΔE 0.056
Use #99D5FF 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.