#99C2DA
Closest named color: Light Cornflower Blue (#98C1D9). oklch(79.3% 0.055 234.1), rgb(153, 194, 218).
Aa
Black text reads best on this color (11.08:1).
About this color
#99C2DA is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.055 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.003 away. Black text reads best on it, at 11.08:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 11.08:1 |
| White text | 1.89:1 |
Values
| HEX | #99C2DA |
| RGB | rgb(153, 194, 218) |
| HSL | hsl(202, 47%, 73%) |
| OKLCH | oklch(79.3% 0.055 234.1) |
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 #99C2DA | 1.89:1 | Fails | Lc -40.3 | Non-text elements, placeholder text |
| Black text on #99C2DA | 11.08:1 | AAA | Lc 67.9 | Content text, not long reading |
| #99C2DA text on white | 1.89:1 | Fails | Lc 36.0 | Non-text elements, placeholder text |
| #99C2DA text on black | 11.08:1 | AAA | Lc -66.5 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C6DDEB
oklch(88.5% 0.031 234.5)
-
Step 300
300 (this color)
#99C2DA
oklch(79.3% 0.055 234.1)
-
Step 400
400
#66AAD0
oklch(70.8% 0.089 234.4)
-
Step 500
500
#3294C3
oklch(63.1% 0.113 233.8)
-
Step 600
600
#007DAD
oklch(55.6% 0.117 234.3)
-
Step 700
700
#006992
oklch(49.1% 0.103 234.3)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#0A4763
oklch(37.6% 0.075 234.9)
-
Step 950
950
#0A2A3A
oklch(27% 0.047 234.3)
#99C2DA 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) | #B7C1DB | 0.037 |
| Deuteranopia (no green cones) | #AEB9DA | 0.034 |
| Tritanopia (no blue cones) | #85C8CA | 0.040 |
| Achromatopsia (no color) | #BCBCBC | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C2DA
#99C2DA
oklch(79.3% 0.055 234.1)
- #D9B39A
#D9B39A
oklch(79.4% 0.056 55.1)
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 #99C2DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.003
- Light Grey Blue #9DBCD4 ΔE 0.016
- Cloudy Blue #ACC2D9 ΔE 0.023
- Light Steel Blue #B0C4DE ΔE 0.030
- Sky Blue #87CEEB ΔE 0.036
- Light Blue Grey #B7C9E2 ΔE 0.045
- Lightblue #7BC8F6 ΔE 0.046
- French Gray #ADB5BD ΔE 0.048
Use #99C2DA 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.