#ADDCE3
Closest named color: Powder Blue (#B0E0E6). oklch(86.4% 0.05 207.5), rgb(173, 220, 227).
Aa
Black text reads best on this color (14.12:1).
About this color
#ADDCE3 is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.050 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.011 away. Black text reads best on it, at 14.12:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.12:1 |
| White text | 1.48:1 |
Values
| HEX | #ADDCE3 |
| RGB | rgb(173, 220, 227) |
| HSL | hsl(188, 49%, 78%) |
| OKLCH | oklch(86.4% 0.05 207.5) |
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 #ADDCE3 | 1.48:1 | Fails | Lc -26.0 | Dividers and decoration only |
| Black text on #ADDCE3 | 14.12:1 | AAA | Lc 80.8 | Fine for body text |
| #ADDCE3 text on white | 1.48:1 | Fails | Lc 22.9 | Dividers and decoration only |
| #ADDCE3 text on black | 14.12:1 | AAA | Lc -80.3 | 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
#EFF7F8
oklch(97% 0.009 205.9)
-
Step 100
100
#DDEEF0
oklch(93.7% 0.018 205.3)
-
Step 200
200 (this color)
#ADDCE3
oklch(86.4% 0.05 207.5)
-
Step 300
300
#8FCDD6
oklch(80.9% 0.064 207.3)
-
Step 400
400
#41B2C1
oklch(70.6% 0.102 207.6)
-
Step 500
500
#009BAB
oklch(63% 0.108 207.7)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#ADDCE3 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) | #D4D8E4 | 0.049 |
| Deuteranopia (no green cones) | #CBD1E3 | 0.045 |
| Tritanopia (no blue cones) | #9CE0DE | 0.023 |
| Achromatopsia (no color) | #D4D4D4 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADDCE3
#ADDCE3
oklch(86.4% 0.05 207.5)
- #F1C7C1
#F1C7C1
oklch(86.4% 0.049 27.6)
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 #ADDCE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.011
- Celeste #A8DADC ΔE 0.012
- Light Blue #ADD8E6 ΔE 0.013
- Cadet Gray #CED4DA ΔE 0.042
- Pale Turquoise #AFEEEE ΔE 0.047
- Light Gray #D3D3D3 ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.051
- Robin's Egg Blue #98EFF9 ΔE 0.051
Use #ADDCE3 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.