#AACAFA
Closest named color: Baby Blue (#A2CFFE). oklch(83.2% 0.076 258.3), rgb(170, 202, 250).
Aa
Black text reads best on this color (12.53:1).
About this color
#AACAFA is a light, moderately saturated blue. In OKLCH its lightness is 83%, its chroma 0.076 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.015 away. Black text reads best on it, at 12.53:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.53:1 |
| White text | 1.67:1 |
Values
| HEX | #AACAFA |
| RGB | rgb(170, 202, 250) |
| HSL | hsl(216, 89%, 82%) |
| OKLCH | oklch(83.2% 0.076 258.3) |
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 #AACAFA | 1.67:1 | Fails | Lc -33.3 | Non-text elements, placeholder text |
| Black text on #AACAFA | 12.53:1 | AAA | Lc 74.3 | Content text, not long reading |
| #AACAFA text on white | 1.67:1 | Fails | Lc 29.5 | Dividers and decoration only |
| #AACAFA text on black | 12.53:1 | AAA | Lc -73.3 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C8DBF6
oklch(88.6% 0.043 257.1)
-
Step 300
300 (this color)
#AACAFA
oklch(83.2% 0.076 258.3)
-
Step 400
400
#70A2EC
oklch(70.8% 0.122 258)
-
Step 500
500
#4A88E6
oklch(63.1% 0.156 258.6)
-
Step 600
600
#2B70D4
oklch(55.7% 0.169 258.3)
-
Step 700
700
#1D5DB8
oklch(49.2% 0.158 258.3)
-
Step 800
800
#1B4C95
oklch(42.7% 0.131 258.7)
-
Step 900
900
#1C4076
oklch(37.6% 0.101 258.5)
-
Step 950
950
#112645
oklch(27% 0.064 258.1)
#AACAFA 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) | #B9CCFC | 0.020 |
| Deuteranopia (no green cones) | #B1C4F9 | 0.017 |
| Tritanopia (no blue cones) | #92D4DA | 0.067 |
| Achromatopsia (no color) | #C8C8C8 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AACAFA
#AACAFA
oklch(83.2% 0.076 258.3)
- #E3C390
#E3C390
oklch(83.3% 0.076 79)
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 #AACAFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.015
- Light Periwinkle #C1C6FC ΔE 0.030
- Pastel Blue #A2BFFE ΔE 0.034
- Light Blue Grey #B7C9E2 ΔE 0.036
- Light Steel Blue #B0C4DE ΔE 0.038
- Light Sky Blue #87CEFA ΔE 0.039
- Sky #82CAFC ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.046
Use #AACAFA 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.