#ADC4EE
Closest named color: Light Steel Blue (#B0C4DE). oklch(81.7% 0.065 262.4), rgb(173, 196, 238).
Aa
Black text reads best on this color (11.90:1).
About this color
#ADC4EE is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.065 and its hue 262°. 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 11.90:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.90:1 |
| White text | 1.76:1 |
Values
| HEX | #ADC4EE |
| RGB | rgb(173, 196, 238) |
| HSL | hsl(219, 66%, 81%) |
| OKLCH | oklch(81.7% 0.065 262.4) |
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 #ADC4EE | 1.76:1 | Fails | Lc -36.3 | Non-text elements, placeholder text |
| Black text on #ADC4EE | 11.90:1 | AAA | Lc 71.5 | Content text, not long reading |
| #ADC4EE text on white | 1.76:1 | Fails | Lc 32.3 | Non-text elements, placeholder text |
| #ADC4EE text on black | 11.90:1 | AAA | Lc -70.4 | 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
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CDDAF2
oklch(88.6% 0.036 262.8)
-
Step 300
300 (this color)
#ADC4EE
oklch(81.7% 0.065 262.4)
-
Step 400
400
#7EA0E1
oklch(70.6% 0.103 262.8)
-
Step 500
500
#5D87D9
oklch(63% 0.133 262.7)
-
Step 600
600
#4370C6
oklch(55.6% 0.143 262)
-
Step 700
700
#355DAB
oklch(49.1% 0.133 262.2)
-
Step 800
800
#2C4C8B
oklch(42.6% 0.111 262.4)
-
Step 900
900
#28406F
oklch(37.7% 0.086 262.6)
-
Step 950
950
#182641
oklch(27.1% 0.054 262.5)
#ADC4EE 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) | #B6C6F0 | 0.013 |
| Deuteranopia (no green cones) | #B0C0ED | 0.011 |
| Tritanopia (no blue cones) | #9BCDD2 | 0.058 |
| Achromatopsia (no color) | #C3C3C3 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADC4EE
#ADC4EE
oklch(81.7% 0.065 262.4)
- #D8C094
#D8C094
oklch(81.7% 0.064 82.5)
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 #ADC4EE, 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 0.028
- Cloudy Blue #ACC2D9 ΔE 0.029
- Baby Blue #A2CFFE ΔE 0.032
- Pastel Blue #A2BFFE ΔE 0.033
- Light Periwinkle #C1C6FC ΔE 0.034
- Light Cornflower Blue #98C1D9 ΔE 0.041
- Light Grey Blue #9DBCD4 ΔE 0.045
Use #ADC4EE 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.