#CFE3FB
Closest named color: Lavender (#E6E6FA). oklch(90.8% 0.039 253), rgb(207, 227, 251).
Aa
Black text reads best on this color (16.03:1).
About this color
#CFE3FB is a very light, muted blue. In OKLCH its lightness is 91%, its chroma 0.039 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.032 away. Black text reads best on it, at 16.03:1.
| Hue family | Blues |
| Lightness | very light (91%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 16.03:1 |
| White text | 1.30:1 |
Values
| HEX | #CFE3FB |
| RGB | rgb(207, 227, 251) |
| HSL | hsl(213, 85%, 90%) |
| OKLCH | oklch(90.8% 0.039 253) |
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 #CFE3FB | 1.30:1 | Fails | Lc -17.6 | Dividers and decoration only |
| Black text on #CFE3FB | 16.03:1 | AAA | Lc 88.3 | Fine for body text |
| #CFE3FB text on white | 1.30:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #CFE3FB text on black | 16.03:1 | AAA | Lc -88.4 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200 (this color)
#CFE3FB
oklch(90.8% 0.039 253)
-
Step 300
300
#AAC3E1
oklch(80.8% 0.051 253.1)
-
Step 400
400
#7DA4D2
oklch(70.8% 0.08 253)
-
Step 500
500
#5A8CC6
oklch(62.9% 0.103 253)
-
Step 600
600
#3F76B3
oklch(55.7% 0.112 252.6)
-
Step 700
700
#31639A
oklch(49.2% 0.104 252.6)
-
Step 800
800
#2A517D
oklch(42.8% 0.086 252.9)
-
Step 900
900
#264364
oklch(37.6% 0.067 252.8)
-
Step 950
950
#17273B
oklch(26.9% 0.043 254.6)
#CFE3FB 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) | #DBE3FC | 0.016 |
| Deuteranopia (no green cones) | #D6DFFA | 0.013 |
| Tritanopia (no blue cones) | #C4E8EB | 0.033 |
| Achromatopsia (no color) | #E1E1E1 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFE3FB
#CFE3FB
oklch(90.8% 0.039 253)
- #F1DDC5
#F1DDC5
oklch(90.8% 0.039 72.3)
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 #CFE3FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.032
- Gainsboro #DCDCDC ΔE 0.042
- Pale Silver #D8E2DC ΔE 0.042
- Diamond #B9F2FF ΔE 0.043
- Platinum #E0E1DD ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.050
- Cadet Gray #CED4DA ΔE 0.050
- Pale Sky Blue #BDF6FE ΔE 0.051
Use #CFE3FB 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.