#99E2FF
Closest named color: Robin's Egg Blue (#98EFF9). oklch(87.5% 0.083 224.9), rgb(153, 226, 255).
Aa
Black text reads best on this color (14.67:1).
About this color
#99E2FF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 87%, its chroma 0.083 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.039 away. Black text reads best on it, at 14.67:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 14.67:1 |
| White text | 1.43:1 |
Values
| HEX | #99E2FF |
| RGB | rgb(153, 226, 255) |
| HSL | hsl(197, 100%, 80%) |
| OKLCH | oklch(87.5% 0.083 224.9) |
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 #99E2FF | 1.43:1 | Fails | Lc -23.4 | Dividers and decoration only |
| Black text on #99E2FF | 14.67:1 | AAA | Lc 83.1 | Fine for body text |
| #99E2FF text on white | 1.43:1 | Fails | Lc 20.6 | Dividers and decoration only |
| #99E2FF text on black | 14.67:1 | AAA | Lc -82.8 | Fine 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 200.
-
Step 50
50
#ECF8FD
oklch(97.2% 0.014 224.5)
-
Step 100
100
#D5EFFA
oklch(93.7% 0.031 225.1)
-
Step 200
200 (this color)
#99E2FF
oklch(87.5% 0.083 224.9)
-
Step 300
300
#6CCFF4
oklch(80.8% 0.106 224.9)
-
Step 400
400
#00B1DF
oklch(70.7% 0.134 225)
-
Step 500
500
#0098BF
oklch(63.2% 0.119 224.4)
-
Step 600
600
#007FA1
oklch(55.5% 0.105 225)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#00495E
oklch(37.7% 0.071 225)
-
Step 950
950
#002B39
oklch(26.9% 0.051 225.5)
#99E2FF 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) | #D2DEFF | 0.065 |
| Deuteranopia (no green cones) | #C3D3FF | 0.058 |
| Tritanopia (no blue cones) | #70EBEB | 0.056 |
| Achromatopsia (no color) | #D8D8D8 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99E2FF
#99E2FF
oklch(87.5% 0.083 224.9)
- #FFC8AF
#FFC8AF
oklch(87.5% 0.072 45.7)
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 #99E2FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.039
- Powder Blue #B0E0E6 ΔE 0.039
- Light Blue #ADD8E6 ΔE 0.039
- Robin Egg Blue #8AF1FE ΔE 0.042
- Robin's Egg #6DEDFD ΔE 0.045
- Celeste #A8DADC ΔE 0.047
- Baby Blue #A2CFFE ΔE 0.050
- Pale Turquoise #AFEEEE ΔE 0.052
Use #99E2FF 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.