#99FCF8
Closest named color: Pale Cyan (#B7FFFA). oklch(92.9% 0.094 192.3), rgb(153, 252, 248).
Aa
Black text reads best on this color (17.63:1).
About this color
#99FCF8 is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 93%, its chroma 0.094 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Cyan (#B7FFFA), ΔE 0.032 away. Black text reads best on it, at 17.63:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Pale Cyan (#B7FFFA) |
| Black text | 17.63:1 |
| White text | 1.19:1 |
Values
| HEX | #99FCF8 |
| RGB | rgb(153, 252, 248) |
| HSL | hsl(178, 94%, 79%) |
| OKLCH | oklch(92.9% 0.094 192.3) |
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 #99FCF8 | 1.19:1 | Fails | Lc -10.7 | Not readable |
| Black text on #99FCF8 | 17.63:1 | AAA | Lc 94.4 | Preferred for body text |
| #99FCF8 text on white | 1.19:1 | Fails | Lc 9.1 | Not readable |
| #99FCF8 text on black | 17.63:1 | AAA | Lc -95.1 | Preferred 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 100.
-
Step 50
50
#EAF9F8
oklch(97.1% 0.016 192.1)
-
Step 100
100 (this color)
#99FCF8
oklch(92.9% 0.094 192.3)
-
Step 200
200
#A5E8E5
oklch(88.6% 0.067 192.5)
-
Step 300
300
#49D9D5
oklch(80.9% 0.12 192.4)
-
Step 400
400
#00B8B4
oklch(70.7% 0.121 192)
-
Step 500
500
#009E9B
oklch(63.2% 0.108 192.4)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#99FCF8 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) | #F1F3F8 | 0.099 |
| Deuteranopia (no green cones) | #DFE6F9 | 0.092 |
| Tritanopia (no blue cones) | #6EFFFA | 0.032 |
| Achromatopsia (no color) | #EBEBEB | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99FCF8
#99FCF8
oklch(92.9% 0.094 192.3)
- #FFDEE1
#FFDEE1
oklch(92.9% 0.037 11.6)
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 #99FCF8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Cyan #B7FFFA ΔE 0.032
- Robin's Egg Blue #98EFF9 ΔE 0.036
- Pale Aqua #B8FFEB ΔE 0.036
- Robin Egg Blue #8AF1FE ΔE 0.037
- Pale Turquoise #AFEEEE ΔE 0.038
- Pale Sky Blue #BDF6FE ΔE 0.041
- Duck Egg Blue #C3FBF4 ΔE 0.042
- Diamond #B9F2FF ΔE 0.043
Use #99FCF8 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.