#99C8DA
Closest named color: Light Cornflower Blue (#98C1D9). oklch(80.6% 0.055 223.4), rgb(153, 200, 218).
Aa
Black text reads best on this color (11.62:1).
About this color
#99C8DA is a light, muted teal or cyan. In OKLCH its lightness is 81%, its chroma 0.055 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.019 away. Black text reads best on it, at 11.62:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 11.62:1 |
| White text | 1.80:1 |
Values
| HEX | #99C8DA |
| RGB | rgb(153, 200, 218) |
| HSL | hsl(197, 47%, 73%) |
| OKLCH | oklch(80.6% 0.055 223.4) |
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 #99C8DA | 1.80:1 | Fails | Lc -37.6 | Non-text elements, placeholder text |
| Black text on #99C8DA | 11.62:1 | AAA | Lc 70.3 | Content text, not long reading |
| #99C8DA text on white | 1.80:1 | Fails | Lc 33.5 | Non-text elements, placeholder text |
| #99C8DA text on black | 11.62:1 | AAA | Lc -69.1 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DFECF2
oklch(93.5% 0.016 227)
-
Step 200
200
#C4DEE8
oklch(88.5% 0.031 222.9)
-
Step 300
300 (this color)
#99C8DA
oklch(80.6% 0.055 223.4)
-
Step 400
400
#5DADC9
oklch(70.7% 0.088 223.1)
-
Step 500
500
#1898BB
oklch(63.2% 0.113 222.8)
-
Step 600
600
#0080A0
oklch(55.7% 0.104 223.4)
-
Step 700
700
#006B87
oklch(49% 0.092 224)
-
Step 800
800
#00586F
oklch(42.7% 0.08 223.4)
-
Step 900
900
#00495D
oklch(37.7% 0.071 223.8)
-
Step 950
950
#042B37
oklch(26.9% 0.047 223.4)
#99C8DA 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) | #BEC5DB | 0.046 |
| Deuteranopia (no green cones) | #B4BDDA | 0.042 |
| Tritanopia (no blue cones) | #84CECE | 0.036 |
| Achromatopsia (no color) | #C1C1C1 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C8DA
#99C8DA
oklch(80.6% 0.055 223.4)
- #DFB5A3
#DFB5A3
oklch(80.6% 0.055 44.4)
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 #99C8DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.019
- Cloudy Blue #ACC2D9 ΔE 0.026
- Sky Blue #87CEEB ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.030
- Light Grey Blue #9DBCD4 ΔE 0.031
- Light Blue Grey #B7C9E2 ΔE 0.040
- Light Sky Blue #87CEFA ΔE 0.045
- Lightblue #7BC8F6 ΔE 0.048
Use #99C8DA 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.