#9ADDEA
Closest named color: Celeste (#A8DADC). oklch(85.7% 0.07 211), rgb(154, 221, 234).
Aa
Black text reads best on this color (13.90:1).
About this color
#9ADDEA is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.070 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.022 away. Black text reads best on it, at 13.90:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.90:1 |
| White text | 1.51:1 |
Values
| HEX | #9ADDEA |
| RGB | rgb(154, 221, 234) |
| HSL | hsl(190, 66%, 76%) |
| OKLCH | oklch(85.7% 0.07 211) |
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 #9ADDEA | 1.51:1 | Fails | Lc -26.9 | Dividers and decoration only |
| Black text on #9ADDEA | 13.90:1 | AAA | Lc 80.0 | Fine for body text |
| #9ADDEA text on white | 1.51:1 | Fails | Lc 23.7 | Dividers and decoration only |
| #9ADDEA text on black | 13.90:1 | AAA | Lc -79.4 | 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
#EDF8FA
oklch(97.1% 0.012 209.8)
-
Step 100
100
#D7EFF4
oklch(93.6% 0.026 211.6)
-
Step 200
200 (this color)
#9ADDEA
oklch(85.7% 0.07 211)
-
Step 300
300
#76D0E1
oklch(80.8% 0.089 211.1)
-
Step 400
400
#00B4CC
oklch(70.6% 0.123 211.4)
-
Step 500
500
#009BAF
oklch(63.2% 0.11 210.8)
-
Step 600
600
#008293
oklch(55.6% 0.096 210.7)
-
Step 700
700
#006D7C
oklch(49% 0.085 211.2)
-
Step 800
800
#005966
oklch(42.6% 0.074 211.8)
-
Step 900
900
#004B55
oklch(37.8% 0.065 210)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#9ADDEA 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) | #D2D8EB | 0.066 |
| Deuteranopia (no green cones) | #C4CEEA | 0.060 |
| Tritanopia (no blue cones) | #7CE3E1 | 0.037 |
| Achromatopsia (no color) | #D2D2D2 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9ADDEA
#9ADDEA
oklch(85.7% 0.07 211)
- #FAC0B5
#FAC0B5
oklch(85.7% 0.069 30.8)
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 #9ADDEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.022
- Light Blue #ADD8E6 ΔE 0.022
- Powder Blue #B0E0E6 ΔE 0.027
- Robin's Egg Blue #98EFF9 ΔE 0.047
- Sky Blue #87CEEB ΔE 0.048
- Robin's Egg #6DEDFD ΔE 0.051
- Robin Egg Blue #8AF1FE ΔE 0.052
- Pale Turquoise #AFEEEE ΔE 0.053
Use #9ADDEA 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.