#CFDAFB
Closest named color: Cadet Gray (#CED4DA). oklch(89% 0.047 270.8), rgb(207, 218, 251).
Aa
Black text reads best on this color (15.07:1).
About this color
#CFDAFB is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.047 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.044 away. Black text reads best on it, at 15.07:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 15.07:1 |
| White text | 1.39:1 |
Values
| HEX | #CFDAFB |
| RGB | rgb(207, 218, 251) |
| HSL | hsl(225, 85%, 90%) |
| OKLCH | oklch(89% 0.047 270.8) |
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 #CFDAFB | 1.39:1 | Fails | Lc -21.8 | Dividers and decoration only |
| Black text on #CFDAFB | 15.07:1 | AAA | Lc 84.6 | Fine for body text |
| #CFDAFB text on white | 1.39:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #CFDAFB text on black | 15.07:1 | AAA | Lc -84.4 | Fine for body text |
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 200.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200 (this color)
#CFDAFB
oklch(89% 0.047 270.8)
-
Step 300
300
#B2BFE9
oklch(80.9% 0.061 271.5)
-
Step 400
400
#8A9DDD
oklch(70.6% 0.097 271.1)
-
Step 500
500
#6E84D4
oklch(63.1% 0.123 270.9)
-
Step 600
600
#576CC1
oklch(55.6% 0.134 271)
-
Step 700
700
#475AA7
oklch(49.1% 0.125 270.8)
-
Step 800
800
#3A4A87
oklch(42.7% 0.103 270.5)
-
Step 900
900
#323E6C
oklch(37.7% 0.08 271.1)
-
Step 950
950
#1D253F
oklch(27.1% 0.05 269.9)
#CFDAFB 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) | #D1DCFD | 0.006 |
| Deuteranopia (no green cones) | #CDD9FA | 0.004 |
| Tritanopia (no blue cones) | #C5E0E5 | 0.042 |
| Achromatopsia (no color) | #DADADA | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFDAFB
#CFDAFB
oklch(89% 0.047 270.8)
- #E6DAB8
#E6DAB8
oklch(88.9% 0.047 90.9)
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 #CFDAFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.044
- Lavender #E6E6FA ΔE 0.046
- Gainsboro #DCDCDC ΔE 0.047
- Pale Lilac #E4CBFF ΔE 0.048
- Pale Lavender #EECFFE ΔE 0.049
- Light Gray #D3D3D3 ΔE 0.053
- Light Blue #ADD8E6 ΔE 0.054
- Powder Blue #B0E0E6 ΔE 0.055
Use #CFDAFB 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.