#AACFDF
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.3% 0.045 226), rgb(170, 207, 223).
Aa
Black text reads best on this color (12.69:1).
About this color
#AACFDF is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.045 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.023 away. Black text reads best on it, at 12.69:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.69:1 |
| White text | 1.65:1 |
Values
| HEX | #AACFDF |
| RGB | rgb(170, 207, 223) |
| HSL | hsl(198, 45%, 77%) |
| OKLCH | oklch(83.3% 0.045 226) |
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 #AACFDF | 1.65:1 | Fails | Lc -32.5 | Non-text elements, placeholder text |
| Black text on #AACFDF | 12.69:1 | AAA | Lc 74.9 | Content text, not long reading |
| #AACFDF text on white | 1.65:1 | Fails | Lc 28.9 | Dividers and decoration only |
| #AACFDF text on black | 12.69:1 | AAA | Lc -74.0 | 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
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE6
oklch(88.5% 0.025 226.5)
-
Step 300
300 (this color)
#AACFDF
oklch(83.3% 0.045 226)
-
Step 400
400
#6EAAC3
oklch(70.6% 0.072 226.3)
-
Step 500
500
#4295B4
oklch(63.1% 0.092 225.7)
-
Step 600
600
#177FA0
oklch(55.7% 0.1 225.7)
-
Step 700
700
#026B89
oklch(49.2% 0.093 225.8)
-
Step 800
800
#0C576F
oklch(42.7% 0.077 226)
-
Step 900
900
#16485A
oklch(37.7% 0.06 225.9)
-
Step 950
950
#0F2A35
oklch(27% 0.038 227.5)
#AACFDF 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) | #C6CDE0 | 0.035 |
| Deuteranopia (no green cones) | #BEC6DF | 0.033 |
| Tritanopia (no blue cones) | #9AD4D4 | 0.030 |
| Achromatopsia (no color) | #C9C9C9 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AACFDF
#AACFDF
oklch(83.3% 0.045 226)
- #E2C0B0
#E2C0B0
oklch(83.3% 0.045 46.7)
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 #AACFDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.023
- Light Blue #ADD8E6 ΔE 0.024
- Light Steel Blue #B0C4DE ΔE 0.029
- Celeste #A8DADC ΔE 0.032
- Cloudy Blue #ACC2D9 ΔE 0.033
- Sky Blue #87CEEB ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.045
- Light Cornflower Blue #98C1D9 ΔE 0.045
Use #AACFDF 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.