#99C8CF
Closest named color: Light Cornflower Blue (#98C1D9). oklch(80.2% 0.05 207.5), rgb(153, 200, 207).
Aa
Black text reads best on this color (11.51:1).
About this color
#99C8CF is a light, muted teal or cyan. In OKLCH its lightness is 80%, its chroma 0.050 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.028 away. Black text reads best on it, at 11.51:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 11.51:1 |
| White text | 1.82:1 |
Values
| HEX | #99C8CF |
| RGB | rgb(153, 200, 207) |
| HSL | hsl(188, 36%, 71%) |
| OKLCH | oklch(80.2% 0.05 207.5) |
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 #99C8CF | 1.82:1 | Fails | Lc -38.1 | Non-text elements, placeholder text |
| Black text on #99C8CF | 11.51:1 | AAA | Lc 69.8 | Content text, not long reading |
| #99C8CF text on white | 1.82:1 | Fails | Lc 34.0 | Non-text elements, placeholder text |
| #99C8CF text on black | 11.51:1 | AAA | Lc -68.6 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200
#C5DFE3
oklch(88.6% 0.028 207.8)
-
Step 300
300 (this color)
#99C8CF
oklch(80.2% 0.05 207.5)
-
Step 400
400
#5FAFBA
oklch(70.7% 0.08 207.1)
-
Step 500
500
#1D9AA9
oklch(63% 0.102 207.7)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#052C31
oklch(27% 0.042 207.6)
#99C8CF 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) | #C0C4D0 | 0.049 |
| Deuteranopia (no green cones) | #B7BDCF | 0.045 |
| Tritanopia (no blue cones) | #87CCCA | 0.024 |
| Achromatopsia (no color) | #C0C0C0 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C8CF
#99C8CF
oklch(80.2% 0.05 207.5)
- #DDB3AD
#DDB3AD
oklch(80.2% 0.05 27.7)
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 #99C8CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.028
- Cloudy Blue #ACC2D9 ΔE 0.034
- Light Grey Blue #9DBCD4 ΔE 0.036
- Sky Blue #87CEEB ΔE 0.040
- Light Steel Blue #B0C4DE ΔE 0.040
- Tiffany Blue #94D2BD ΔE 0.044
- Light Blue Grey #B7C9E2 ΔE 0.048
- Silver #C0C0C0 ΔE 0.051
Use #99C8CF 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.