#A4B8CD
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.4% 0.037 249.6), rgb(164, 184, 205).
Aa
Black text reads best on this color (10.31:1).
About this color
#A4B8CD is a medium-light, muted blue. In OKLCH its lightness is 77%, its chroma 0.037 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.014 away. Black text reads best on it, at 10.31:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.31:1 |
| White text | 2.03:1 |
Values
| HEX | #A4B8CD |
| RGB | rgb(164, 184, 205) |
| HSL | hsl(211, 29%, 72%) |
| OKLCH | oklch(77.4% 0.037 249.6) |
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 #A4B8CD | 2.03:1 | Fails | Lc -44.1 | Non-text elements, placeholder text |
| Black text on #A4B8CD | 10.31:1 | AAA | Lc 64.3 | Content text, not long reading |
| #A4B8CD text on white | 2.03:1 | Fails | Lc 39.6 | Non-text elements, placeholder text |
| #A4B8CD text on black | 10.31:1 | AAA | Lc -62.7 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EBF1
oklch(93.7% 0.01 247.9)
-
Step 200
200
#CFDBE7
oklch(88.6% 0.021 248.1)
-
Step 300
300 (this color)
#A4B8CD
oklch(77.4% 0.037 249.6)
-
Step 400
400
#84A4C5
oklch(70.7% 0.06 249.5)
-
Step 500
500
#658DB6
oklch(63% 0.076 249.7)
-
Step 600
600
#4C77A2
oklch(55.6% 0.083 249.5)
-
Step 700
700
#3D648B
oklch(49.2% 0.077 249.6)
-
Step 800
800
#325271
oklch(42.8% 0.064 248.8)
-
Step 900
900
#2C445B
oklch(37.8% 0.05 248.2)
-
Step 950
950
#1A2835
oklch(27% 0.031 247.2)
#A4B8CD 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) | #B0B8CE | 0.016 |
| Deuteranopia (no green cones) | #ABB4CD | 0.013 |
| Tritanopia (no blue cones) | #99BDBF | 0.032 |
| Achromatopsia (no color) | #B6B6B6 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4B8CD
#A4B8CD
oklch(77.4% 0.037 249.6)
- #C6B29C
#C6B29C
oklch(77.5% 0.038 69.9)
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 #A4B8CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.014
- French Gray #ADB5BD ΔE 0.023
- Light Cornflower Blue #98C1D9 ΔE 0.027
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Steel Blue #B0C4DE ΔE 0.040
- Silver #C0C0C0 ΔE 0.050
- Dark Gray #A9A9A9 ΔE 0.054
- Cool Steel #97A7B3 ΔE 0.056
Use #A4B8CD 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.