#ADE9FF
Closest named color: Robin's Egg Blue (#98EFF9). oklch(90.1% 0.068 222.6), rgb(173, 233, 255).
Aa
Black text reads best on this color (15.87:1).
About this color
#ADE9FF is a very light, muted teal or cyan. In OKLCH its lightness is 90%, its chroma 0.068 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.029 away. Black text reads best on it, at 15.87:1.
| Hue family | Teals and cyans |
| Lightness | very light (90%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 15.87:1 |
| White text | 1.32:1 |
Values
| HEX | #ADE9FF |
| RGB | rgb(173, 233, 255) |
| HSL | hsl(196, 100%, 84%) |
| OKLCH | oklch(90.1% 0.068 222.6) |
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 #ADE9FF | 1.32:1 | Fails | Lc -18.2 | Dividers and decoration only |
| Black text on #ADE9FF | 15.87:1 | AAA | Lc 87.8 | Fine for body text |
| #ADE9FF text on white | 1.32:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #ADE9FF text on black | 15.87:1 | AAA | Lc -87.8 | 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
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#D9EEF6
oklch(93.6% 0.025 222.6)
-
Step 200
200 (this color)
#ADE9FF
oklch(90.1% 0.068 222.6)
-
Step 300
300
#7ECEE9
oklch(81% 0.087 221.6)
-
Step 400
400
#00B2DB
oklch(70.8% 0.131 222.1)
-
Step 500
500
#0098BC
oklch(63% 0.117 222.5)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#00495C
oklch(37.6% 0.07 222.6)
-
Step 950
950
#002B38
oklch(26.8% 0.05 223.6)
#ADE9FF 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) | #DCE6FF | 0.055 |
| Deuteranopia (no green cones) | #CFDCFF | 0.050 |
| Tritanopia (no blue cones) | #91F0F0 | 0.043 |
| Achromatopsia (no color) | #E0E0E0 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADE9FF
#ADE9FF
oklch(90.1% 0.068 222.6)
- #FFD3C2
#FFD3C2
oklch(90% 0.055 42.2)
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 #ADE9FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.029
- Diamond #B9F2FF ΔE 0.029
- Pale Turquoise #AFEEEE ΔE 0.031
- Powder Blue #B0E0E6 ΔE 0.035
- Robin Egg Blue #8AF1FE ΔE 0.038
- Pale Sky Blue #BDF6FE ΔE 0.041
- Light Blue #ADD8E6 ΔE 0.048
- Celeste #A8DADC ΔE 0.055
Use #ADE9FF 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.