#AACFE6
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.5% 0.051 235.5), rgb(170, 207, 230).
Aa
Black text reads best on this color (12.77:1).
About this color
#AACFE6 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.051 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.020 away. Black text reads best on it, at 12.77:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.77:1 |
| White text | 1.64:1 |
Values
| HEX | #AACFE6 |
| RGB | rgb(170, 207, 230) |
| HSL | hsl(203, 55%, 78%) |
| OKLCH | oklch(83.5% 0.051 235.5) |
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 #AACFE6 | 1.64:1 | Fails | Lc -32.2 | Non-text elements, placeholder text |
| Black text on #AACFE6 | 12.77:1 | AAA | Lc 75.3 | Fine for body text |
| #AACFE6 text on white | 1.64:1 | Fails | Lc 28.5 | Dividers and decoration only |
| #AACFE6 text on black | 12.77:1 | AAA | Lc -74.4 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C8DDEA
oklch(88.6% 0.029 234.9)
-
Step 300
300 (this color)
#AACFE6
oklch(83.5% 0.051 235.5)
-
Step 400
400
#6DA9CD
oklch(70.7% 0.082 235.9)
-
Step 500
500
#4093BF
oklch(63.1% 0.104 235)
-
Step 600
600
#157CAC
oklch(55.5% 0.113 235.9)
-
Step 700
700
#006994
oklch(49.2% 0.105 235.5)
-
Step 800
800
#0A5678
oklch(42.8% 0.087 235.1)
-
Step 900
900
#154760
oklch(37.7% 0.067 234.6)
-
Step 950
950
#0E2A38
oklch(27.1% 0.042 233.2)
#AACFE6 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) | #C5CEE7 | 0.034 |
| Deuteranopia (no green cones) | #BCC7E6 | 0.029 |
| Tritanopia (no blue cones) | #98D5D6 | 0.039 |
| Achromatopsia (no color) | #CACACA | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AACFE6
#AACFE6
oklch(83.5% 0.051 235.5)
- #E4C1AA
#E4C1AA
oklch(83.5% 0.051 55.2)
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 #AACFE6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.020
- Light Blue #ADD8E6 ΔE 0.025
- Light Steel Blue #B0C4DE ΔE 0.028
- Cloudy Blue #ACC2D9 ΔE 0.034
- Baby Blue #A2CFFE ΔE 0.035
- Celeste #A8DADC ΔE 0.037
- Sky Blue #87CEEB ΔE 0.039
- Light Cornflower Blue #98C1D9 ΔE 0.046
Use #AACFE6 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.