#A4BFE4
Closest named color: Cloudy Blue (#ACC2D9). oklch(79.7% 0.06 256.3), rgb(164, 191, 228).
Aa
Black text reads best on this color (11.15:1).
About this color
#A4BFE4 is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.060 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.022 away. Black text reads best on it, at 11.15:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.15:1 |
| White text | 1.88:1 |
Values
| HEX | #A4BFE4 |
| RGB | rgb(164, 191, 228) |
| HSL | hsl(215, 54%, 77%) |
| OKLCH | oklch(79.7% 0.06 256.3) |
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 #A4BFE4 | 1.88:1 | Fails | Lc -39.9 | Non-text elements, placeholder text |
| Black text on #A4BFE4 | 11.15:1 | AAA | Lc 68.2 | Content text, not long reading |
| #A4BFE4 text on white | 1.88:1 | Fails | Lc 35.7 | Non-text elements, placeholder text |
| #A4BFE4 text on black | 11.15:1 | AAA | Lc -66.8 | 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
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200
#CBDBF0
oklch(88.6% 0.034 255.2)
-
Step 300
300 (this color)
#A4BFE4
oklch(79.7% 0.06 256.3)
-
Step 400
400
#79A3DC
oklch(70.7% 0.096 256.2)
-
Step 500
500
#558BD3
oklch(63.1% 0.124 256.1)
-
Step 600
600
#3973C0
oklch(55.5% 0.135 256.4)
-
Step 700
700
#2B60A6
oklch(49% 0.126 256.5)
-
Step 800
800
#254F86
oklch(42.7% 0.103 256.1)
-
Step 900
900
#23426C
oklch(37.7% 0.081 256.5)
-
Step 950
950
#15273F
oklch(27% 0.051 256.1)
#A4BFE4 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) | #B2C0E6 | 0.019 |
| Deuteranopia (no green cones) | #ABBAE3 | 0.015 |
| Tritanopia (no blue cones) | #92C7CB | 0.053 |
| Achromatopsia (no color) | #BDBDBD | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4BFE4
#A4BFE4
oklch(79.7% 0.06 256.3)
- #D3B892
#D3B892
oklch(79.6% 0.06 76.1)
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 #A4BFE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.022
- Light Cornflower Blue #98C1D9 ΔE 0.024
- Light Steel Blue #B0C4DE ΔE 0.024
- Light Grey Blue #9DBCD4 ΔE 0.025
- Pastel Blue #A2BFFE ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.039
- Sky Blue #87CEEB ΔE 0.046
- Baby Blue #A2CFFE ΔE 0.048
Use #A4BFE4 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.