#A2CAE3
Closest named color: Light Steel Blue (#B0C4DE). oklch(81.9% 0.055 235.8), rgb(162, 202, 227).
Aa
Black text reads best on this color (12.09:1).
About this color
#A2CAE3 is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.055 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.021 away. Black text reads best on it, at 12.09:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 12.09:1 |
| White text | 1.73:1 |
Values
| HEX | #A2CAE3 |
| RGB | rgb(162, 202, 227) |
| HSL | hsl(203, 54%, 76%) |
| OKLCH | oklch(81.9% 0.055 235.8) |
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 #A2CAE3 | 1.73:1 | Fails | Lc -35.4 | Non-text elements, placeholder text |
| Black text on #A2CAE3 | 12.09:1 | AAA | Lc 72.4 | Content text, not long reading |
| #A2CAE3 text on white | 1.73:1 | Fails | Lc 31.5 | Non-text elements, placeholder text |
| #A2CAE3 text on black | 12.09:1 | AAA | Lc -71.2 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C7DDEB
oklch(88.6% 0.03 235.7)
-
Step 300
300 (this color)
#A2CAE3
oklch(81.9% 0.055 235.8)
-
Step 400
400
#67A9D0
oklch(70.6% 0.088 235.9)
-
Step 500
500
#3693C4
oklch(63% 0.113 235.8)
-
Step 600
600
#007DAF
oklch(55.7% 0.119 235.4)
-
Step 700
700
#006994
oklch(49.2% 0.105 235.5)
-
Step 800
800
#00567A
oklch(42.8% 0.091 235.4)
-
Step 900
900
#0E4763
oklch(37.7% 0.073 235.7)
-
Step 950
950
#0B2A3A
oklch(27.1% 0.047 234.9)
#A2CAE3 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) | #BFC9E4 | 0.036 |
| Deuteranopia (no green cones) | #B6C1E3 | 0.033 |
| Tritanopia (no blue cones) | #8ED1D2 | 0.042 |
| Achromatopsia (no color) | #C4C4C4 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A2CAE3
#A2CAE3
oklch(81.9% 0.055 235.8)
- #E1BBA2
#E1BBA2
oklch(81.9% 0.056 55.1)
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 #A2CAE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.021
- Cloudy Blue #ACC2D9 ΔE 0.023
- Light Blue Grey #B7C9E2 ΔE 0.025
- Light Cornflower Blue #98C1D9 ΔE 0.029
- Sky Blue #87CEEB ΔE 0.029
- Baby Blue #A2CFFE ΔE 0.037
- Light Grey Blue #9DBCD4 ΔE 0.039
- Light Sky Blue #87CEFA ΔE 0.039
Use #A2CAE3 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.