#ADCDDC
Closest named color: Light Blue Grey (#B7C9E2). oklch(83% 0.04 227.9), rgb(173, 205, 220).
Aa
Black text reads best on this color (12.54:1).
About this color
#ADCDDC is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.040 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.020 away. Black text reads best on it, at 12.54:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.54:1 |
| White text | 1.67:1 |
Values
| HEX | #ADCDDC |
| RGB | rgb(173, 205, 220) |
| HSL | hsl(199, 40%, 77%) |
| OKLCH | oklch(83% 0.04 227.9) |
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 #ADCDDC | 1.67:1 | Fails | Lc -33.3 | Non-text elements, placeholder text |
| Black text on #ADCDDC | 12.54:1 | AAA | Lc 74.3 | Content text, not long reading |
| #ADCDDC text on white | 1.67:1 | Fails | Lc 29.5 | Dividers and decoration only |
| #ADCDDC text on black | 12.54:1 | AAA | Lc -73.3 | Content text, not long reading |
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 300.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDCE5
oklch(88.4% 0.022 230.6)
-
Step 300
300 (this color)
#ADCDDC
oklch(83% 0.04 227.9)
-
Step 400
400
#75A9C0
oklch(70.7% 0.064 227.4)
-
Step 500
500
#4F93B1
oklch(63.1% 0.082 228.8)
-
Step 600
600
#2E7D9C
oklch(55.5% 0.089 227.9)
-
Step 700
700
#206A86
oklch(49.3% 0.083 227.8)
-
Step 800
800
#1D566C
oklch(42.6% 0.068 227.5)
-
Step 900
900
#1F4758
oklch(37.7% 0.053 228.4)
-
Step 950
950
#132A33
oklch(27.1% 0.033 225.6)
#ADCDDC 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) | #C5CBDD | 0.031 |
| Deuteranopia (no green cones) | #BEC6DC | 0.027 |
| Tritanopia (no blue cones) | #A0D2D2 | 0.028 |
| Achromatopsia (no color) | #C8C8C8 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADCDDC
#ADCDDC
oklch(83% 0.04 227.9)
- #DEC0B1
#DEC0B1
oklch(82.9% 0.04 48.2)
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 #ADCDDC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.020
- Light Steel Blue #B0C4DE ΔE 0.025
- Light Blue #ADD8E6 ΔE 0.029
- Cloudy Blue #ACC2D9 ΔE 0.029
- Celeste #A8DADC ΔE 0.035
- Light Cornflower Blue #98C1D9 ΔE 0.043
- Sky Blue #87CEEB ΔE 0.044
- Silver #C0C0C0 ΔE 0.046
Use #ADCDDC 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.