#CFDEFA
Closest named color: Lavender (#E6E6FA). oklch(89.8% 0.042 263), rgb(207, 222, 250).
Aa
Black text reads best on this color (15.48:1).
About this color
#CFDEFA is a light, muted blue. In OKLCH its lightness is 90%, its chroma 0.042 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.038 away. Black text reads best on it, at 15.48:1.
| Hue family | Blues |
| Lightness | light (90%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 15.48:1 |
| White text | 1.35:1 |
Values
| HEX | #CFDEFA |
| RGB | rgb(207, 222, 250) |
| HSL | hsl(219, 81%, 90%) |
| OKLCH | oklch(89.8% 0.042 263) |
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 #CFDEFA | 1.35:1 | Fails | Lc -20.0 | Dividers and decoration only |
| Black text on #CFDEFA | 15.48:1 | AAA | Lc 86.2 | Fine for body text |
| #CFDEFA text on white | 1.35:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #CFDEFA text on black | 15.48:1 | AAA | Lc -86.1 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200 (this color)
#CFDEFA
oklch(89.8% 0.042 263)
-
Step 300
300
#AFC1E4
oklch(80.9% 0.053 263.7)
-
Step 400
400
#84A1D7
oklch(70.8% 0.086 262.5)
-
Step 500
500
#6688CC
oklch(63% 0.11 263.3)
-
Step 600
600
#4D71B9
oklch(55.6% 0.12 263)
-
Step 700
700
#3E5E9F
oklch(49% 0.111 263.1)
-
Step 800
800
#344D81
oklch(42.6% 0.092 263.6)
-
Step 900
900
#2D4168
oklch(37.8% 0.072 262.8)
-
Step 950
950
#1B263D
oklch(27% 0.046 264.1)
#CFDEFA 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) | #D5DFFB | 0.009 |
| Deuteranopia (no green cones) | #D1DBF9 | 0.008 |
| Tritanopia (no blue cones) | #C5E4E7 | 0.038 |
| Achromatopsia (no color) | #DDDDDD | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFDEFA
#CFDEFA
oklch(89.8% 0.042 263)
- #EBDCBF
#EBDCBF
oklch(89.9% 0.042 83.9)
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 #CFDEFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.038
- Gainsboro #DCDCDC ΔE 0.042
- Cadet Gray #CED4DA ΔE 0.044
- Pale Silver #D8E2DC ΔE 0.047
- Platinum #E0E1DD ΔE 0.047
- Powder Blue #B0E0E6 ΔE 0.050
- Light Gray #D3D3D3 ΔE 0.052
- Light Blue #ADD8E6 ΔE 0.054
Use #CFDEFA 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.