#99EAFE
Closest named color: Robin's Egg Blue (#98EFF9). oklch(89.2% 0.083 215.1), rgb(153, 234, 254).
Aa
Black text reads best on this color (15.55:1).
About this color
#99EAFE is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.083 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.017 away. Black text reads best on it, at 15.55:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 15.55:1 |
| White text | 1.35:1 |
Values
| HEX | #99EAFE |
| RGB | rgb(153, 234, 254) |
| HSL | hsl(192, 98%, 80%) |
| OKLCH | oklch(89.2% 0.083 215.1) |
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 #99EAFE | 1.35:1 | Fails | Lc -19.6 | Dividers and decoration only |
| Black text on #99EAFE | 15.55:1 | AAA | Lc 86.6 | Fine for body text |
| #99EAFE text on white | 1.35:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #99EAFE text on black | 15.55:1 | AAA | Lc -86.5 | 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
#EBF8FC
oklch(97.1% 0.015 218)
-
Step 100
100
#D4F0F7
oklch(93.7% 0.031 214.5)
-
Step 200
200 (this color)
#99EAFE
oklch(89.2% 0.083 215.1)
-
Step 300
300
#63D2EC
oklch(80.9% 0.107 215.4)
-
Step 400
400
#00B3D1
oklch(70.6% 0.125 215.4)
-
Step 500
500
#009AB3
oklch(63.1% 0.111 214.6)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#99EAFE 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) | #DBE5FF | 0.075 |
| Deuteranopia (no green cones) | #CBD8FE | 0.069 |
| Tritanopia (no blue cones) | #6FF2F0 | 0.048 |
| Achromatopsia (no color) | #DEDEDE | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99EAFE
#99EAFE
oklch(89.2% 0.083 215.1)
- #FFCFC2
#FFCFC2
oklch(89.3% 0.057 35.6)
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 #99EAFE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.017
- Robin Egg Blue #8AF1FE ΔE 0.022
- Pale Turquoise #AFEEEE ΔE 0.035
- Robin's Egg #6DEDFD ΔE 0.037
- Powder Blue #B0E0E6 ΔE 0.039
- Diamond #B9F2FF ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.050
- Celeste #A8DADC ΔE 0.052
Use #99EAFE 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.