#99CDF7
Closest named color: Baby Blue (#A2CFFE). oklch(82.7% 0.08 243.3), rgb(153, 205, 247).
Aa
Black text reads best on this color (12.43:1).
About this color
#99CDF7 is a light, moderately saturated blue. In OKLCH its lightness is 83%, its chroma 0.080 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.015 away. Black text reads best on it, at 12.43:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.43:1 |
| White text | 1.68:1 |
Values
| HEX | #99CDF7 |
| RGB | rgb(153, 205, 247) |
| HSL | hsl(207, 85%, 78%) |
| OKLCH | oklch(82.7% 0.08 243.3) |
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 #99CDF7 | 1.68:1 | Fails | Lc -33.7 | Non-text elements, placeholder text |
| Black text on #99CDF7 | 12.43:1 | AAA | Lc 73.8 | Content text, not long reading |
| #99CDF7 text on white | 1.68:1 | Fails | Lc 30.0 | Dividers and decoration only |
| #99CDF7 text on black | 12.43:1 | AAA | Lc -72.8 | 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
#DDECF9
oklch(93.6% 0.024 244.1)
-
Step 200
200
#C1DDF5
oklch(88.5% 0.045 244.2)
-
Step 300
300 (this color)
#99CDF7
oklch(82.7% 0.08 243.3)
-
Step 400
400
#4FA9EA
oklch(70.8% 0.128 242.9)
-
Step 500
500
#0091DE
oklch(63.1% 0.153 243.2)
-
Step 600
600
#007ABB
oklch(55.7% 0.134 242.9)
-
Step 700
700
#00669E
oklch(49% 0.119 243.2)
-
Step 800
800
#005483
oklch(42.8% 0.104 243)
-
Step 900
900
#00456E
oklch(37.6% 0.092 243.7)
-
Step 950
950
#002944
oklch(27% 0.066 243.6)
#99CDF7 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) | #BCCDF9 | 0.042 |
| Deuteranopia (no green cones) | #AFC3F6 | 0.034 |
| Tritanopia (no blue cones) | #78D7DB | 0.065 |
| Achromatopsia (no color) | #C7C7C7 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99CDF7
#99CDF7
oklch(82.7% 0.08 243.3)
- #ECBC90
#ECBC90
oklch(82.8% 0.08 63.9)
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 #99CDF7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.015
- Light Sky Blue #87CEFA ΔE 0.018
- Sky #82CAFC ΔE 0.027
- Sky Blue #87CEEB ΔE 0.028
- Lightblue #7BC8F6 ΔE 0.035
- Light Steel Blue #B0C4DE ΔE 0.042
- Pastel Blue #A2BFFE ΔE 0.042
- Light Blue Grey #B7C9E2 ΔE 0.042
Use #99CDF7 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.