#A1B2CD
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.9% 0.043 259.6), rgb(161, 178, 205).
Aa
Black text reads best on this color (9.76:1).
About this color
#A1B2CD is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.043 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.026 away. Black text reads best on it, at 9.76:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.76:1 |
| White text | 2.15:1 |
Values
| HEX | #A1B2CD |
| RGB | rgb(161, 178, 205) |
| HSL | hsl(217, 31%, 72%) |
| OKLCH | oklch(75.9% 0.043 259.6) |
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 #A1B2CD | 2.15:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #A1B2CD | 9.76:1 | AAA | Lc 61.7 | Content text, not long reading |
| #A1B2CD text on white | 2.15:1 | Fails | Lc 42.2 | Non-text elements, placeholder text |
| #A1B2CD text on black | 9.76:1 | AAA | Lc -60.0 | Large or bold text, headings |
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
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE9
oklch(88.5% 0.023 258.4)
-
Step 300
300 (this color)
#A1B2CD
oklch(75.9% 0.043 259.6)
-
Step 400
400
#87A2CC
oklch(70.7% 0.069 259.1)
-
Step 500
500
#698ABF
oklch(63% 0.089 259.6)
-
Step 600
600
#5174AB
oklch(55.7% 0.095 259.2)
-
Step 700
700
#426193
oklch(49.2% 0.089 259.6)
-
Step 800
800
#364F77
oklch(42.6% 0.074 259.5)
-
Step 900
900
#2F4260
oklch(37.7% 0.057 259.3)
-
Step 950
950
#1C2738
oklch(27.1% 0.035 258.9)
#A1B2CD 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) | #A9B3CE | 0.011 |
| Deuteranopia (no green cones) | #A5AFCC | 0.009 |
| Tritanopia (no blue cones) | #96B8BB | 0.038 |
| Achromatopsia (no color) | #B1B1B1 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1B2CD
#A1B2CD
oklch(75.9% 0.043 259.6)
- #C0AE92
#C0AE92
oklch(75.9% 0.044 78.9)
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 #A1B2CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.026
- French Gray #ADB5BD ΔE 0.031
- Light Cornflower Blue #98C1D9 ΔE 0.039
- Cool Steel #97A7B3 ΔE 0.045
- Cloudy Blue #ACC2D9 ΔE 0.046
- Dark Gray #A9A9A9 ΔE 0.050
- Light Steel Blue #B0C4DE ΔE 0.054
- Cool Grey #95A3A6 ΔE 0.064
Use #A1B2CD 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.