#ADDADF
Closest named color: Celeste (#A8DADC). oklch(85.8% 0.047 204.7), rgb(173, 218, 223).
Aa
Black text reads best on this color (13.87:1).
About this color
#ADDADF is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.047 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.008 away. Black text reads best on it, at 13.87:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.87:1 |
| White text | 1.51:1 |
Values
| HEX | #ADDADF |
| RGB | rgb(173, 218, 223) |
| HSL | hsl(186, 44%, 78%) |
| OKLCH | oklch(85.8% 0.047 204.7) |
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 #ADDADF | 1.51:1 | Fails | Lc -27.1 | Dividers and decoration only |
| Black text on #ADDADF | 13.87:1 | AAA | Lc 79.8 | Fine for body text |
| #ADDADF text on white | 1.51:1 | Fails | Lc 23.9 | Dividers and decoration only |
| #ADDADF text on black | 13.87:1 | AAA | Lc -79.2 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DDEEEF
oklch(93.7% 0.018 201.1)
-
Step 200
200 (this color)
#ADDADF
oklch(85.8% 0.047 204.7)
-
Step 300
300
#92CDD3
oklch(81% 0.061 204)
-
Step 400
400
#48B2BD
oklch(70.7% 0.097 204.7)
-
Step 500
500
#009CA8
oklch(63.2% 0.108 204.4)
-
Step 600
600
#00838D
oklch(55.6% 0.095 204.2)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#005A62
oklch(42.7% 0.073 205.3)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#ADDADF 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) | #D3D6DF | 0.047 |
| Deuteranopia (no green cones) | #CACFDF | 0.044 |
| Tritanopia (no blue cones) | #9DDEDB | 0.022 |
| Achromatopsia (no color) | #D2D2D2 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADDADF
#ADDADF
oklch(85.8% 0.047 204.7)
- #EEC5C1
#EEC5C1
oklch(85.8% 0.047 24.6)
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 #ADDADF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.008
- Light Blue #ADD8E6 ΔE 0.013
- Powder Blue #B0E0E6 ΔE 0.017
- Cadet Gray #CED4DA ΔE 0.041
- Light Blue Grey #B7C9E2 ΔE 0.048
- Light Gray #D3D3D3 ΔE 0.048
- Pale Turquoise #AFEEEE ΔE 0.052
- Robin's Egg Blue #98EFF9 ΔE 0.057
Use #ADDADF 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.