#A4CFDF
Closest named color: Light Blue (#ADD8E6). oklch(82.9% 0.05 222.6), rgb(164, 207, 223).
Aa
Black text reads best on this color (12.56:1).
About this color
#A4CFDF is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.050 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.027 away. Black text reads best on it, at 12.56:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 12.56:1 |
| White text | 1.67:1 |
Values
| HEX | #A4CFDF |
| RGB | rgb(164, 207, 223) |
| HSL | hsl(196, 48%, 76%) |
| OKLCH | oklch(82.9% 0.05 222.6) |
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 #A4CFDF | 1.67:1 | Fails | Lc -33.1 | Non-text elements, placeholder text |
| Black text on #A4CFDF | 12.56:1 | AAA | Lc 74.4 | Content text, not long reading |
| #A4CFDF text on white | 1.67:1 | Fails | Lc 29.4 | Dividers and decoration only |
| #A4CFDF text on black | 12.56:1 | AAA | Lc -73.4 | 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
#F1F7F9
oklch(97.2% 0.007 219.6)
-
Step 100
100
#E0ECF1
oklch(93.6% 0.015 224.5)
-
Step 200
200
#C6DEE7
oklch(88.6% 0.028 222.3)
-
Step 300
300 (this color)
#A4CFDF
oklch(82.9% 0.05 222.6)
-
Step 400
400
#64ACC5
oklch(70.7% 0.081 222.5)
-
Step 500
500
#2E97B6
oklch(63.1% 0.103 222.1)
-
Step 600
600
#00809F
oklch(55.6% 0.103 222.6)
-
Step 700
700
#006B86
oklch(49% 0.091 223.1)
-
Step 800
800
#00586E
oklch(42.7% 0.079 222.3)
-
Step 900
900
#06495B
oklch(37.7% 0.067 222.3)
-
Step 950
950
#092B35
oklch(27% 0.042 221.3)
#A4CFDF 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) | #C6CCE0 | 0.043 |
| Deuteranopia (no green cones) | #BCC5DF | 0.038 |
| Tritanopia (no blue cones) | #92D4D4 | 0.031 |
| Achromatopsia (no color) | #C8C8C8 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4CFDF
#A4CFDF
oklch(82.9% 0.05 222.6)
- #E5BDAE
#E5BDAE
oklch(82.9% 0.051 41.6)
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 #A4CFDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.027
- Light Blue Grey #B7C9E2 ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.031
- Celeste #A8DADC ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.034
- Sky Blue #87CEEB ΔE 0.035
- Light Cornflower Blue #98C1D9 ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.045
Use #A4CFDF 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.