#ADC7EF
Closest named color: Light Steel Blue (#B0C4DE). oklch(82.4% 0.063 258.9), rgb(173, 199, 239).
Aa
Black text reads best on this color (12.19:1).
About this color
#ADC7EF is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.063 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.023 away. Black text reads best on it, at 12.19:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 12.19:1 |
| White text | 1.72:1 |
Values
| HEX | #ADC7EF |
| RGB | rgb(173, 199, 239) |
| HSL | hsl(216, 67%, 81%) |
| OKLCH | oklch(82.4% 0.063 258.9) |
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 #ADC7EF | 1.72:1 | Fails | Lc -34.9 | Non-text elements, placeholder text |
| Black text on #ADC7EF | 12.19:1 | AAA | Lc 72.8 | Content text, not long reading |
| #ADC7EF text on white | 1.72:1 | Fails | Lc 31.1 | Non-text elements, placeholder text |
| #ADC7EF text on black | 12.19:1 | AAA | Lc -71.7 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CBDAF1
oklch(88.4% 0.036 258.9)
-
Step 300
300 (this color)
#ADC7EF
oklch(82.4% 0.063 258.9)
-
Step 400
400
#7AA2E0
oklch(70.8% 0.101 258.9)
-
Step 500
500
#5789D7
oklch(63% 0.13 259)
-
Step 600
600
#3C72C4
oklch(55.6% 0.14 258.6)
-
Step 700
700
#2F5FA9
oklch(49.1% 0.13 258.9)
-
Step 800
800
#274E89
oklch(42.7% 0.108 258.5)
-
Step 900
900
#24416E
oklch(37.7% 0.085 258.9)
-
Step 950
950
#162640
oklch(26.9% 0.053 259.7)
#ADC7EF 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) | #B9C9F1 | 0.017 |
| Deuteranopia (no green cones) | #B3C2EE | 0.014 |
| Tritanopia (no blue cones) | #9BCFD4 | 0.055 |
| Achromatopsia (no color) | #C5C5C5 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADC7EF
#ADC7EF
oklch(82.4% 0.063 258.9)
- #DCC197
#DCC197
oklch(82.4% 0.064 78.6)
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 #ADC7EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.023
- Light Blue Grey #B7C9E2 ΔE 0.024
- Baby Blue #A2CFFE ΔE 0.026
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Periwinkle #C1C6FC ΔE 0.033
- Pastel Blue #A2BFFE ΔE 0.038
- Light Sky Blue #87CEFA ΔE 0.043
- Light Cornflower Blue #98C1D9 ΔE 0.043
Use #ADC7EF 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.