#CFE4FB
Closest named color: Lavender (#E6E6FA). oklch(91% 0.039 250.7), rgb(207, 228, 251).
Aa
Black text reads best on this color (16.14:1).
About this color
#CFE4FB is a very light, muted blue. In OKLCH its lightness is 91%, its chroma 0.039 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.031 away. Black text reads best on it, at 16.14:1.
| Hue family | Blues |
| Lightness | very light (91%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 16.14:1 |
| White text | 1.30:1 |
Values
| HEX | #CFE4FB |
| RGB | rgb(207, 228, 251) |
| HSL | hsl(211, 85%, 90%) |
| OKLCH | oklch(91% 0.039 250.7) |
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 #CFE4FB | 1.30:1 | Fails | Lc -17.1 | Dividers and decoration only |
| Black text on #CFE4FB | 16.14:1 | AAA | Lc 88.7 | Fine for body text |
| #CFE4FB text on white | 1.30:1 | Fails | Lc 14.9 | Not readable |
| #CFE4FB text on black | 16.14:1 | AAA | Lc -88.9 | 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
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200 (this color)
#CFE4FB
oklch(91% 0.039 250.7)
-
Step 300
300
#A9C4E0
oklch(80.9% 0.049 249.4)
-
Step 400
400
#7BA5D1
oklch(70.8% 0.079 250.1)
-
Step 500
500
#588DC5
oklch(63% 0.102 251)
-
Step 600
600
#3C77B2
oklch(55.7% 0.111 250.5)
-
Step 700
700
#2E6399
oklch(49% 0.104 251.1)
-
Step 800
800
#27517C
oklch(42.6% 0.086 251)
-
Step 900
900
#254464
oklch(37.8% 0.066 250.7)
-
Step 950
950
#16283A
oklch(27.1% 0.041 249.6)
#CFE4FB 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) | #DCE4FC | 0.017 |
| Deuteranopia (no green cones) | #D7E0FB | 0.014 |
| Tritanopia (no blue cones) | #C4E9EB | 0.033 |
| Achromatopsia (no color) | #E2E2E2 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFE4FB
#CFE4FB
oklch(91% 0.039 250.7)
- #F2DEC6
#F2DEC6
oklch(91.1% 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 #CFE4FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.031
- Diamond #B9F2FF ΔE 0.041
- Pale Silver #D8E2DC ΔE 0.042
- Gainsboro #DCDCDC ΔE 0.042
- Platinum #E0E1DD ΔE 0.043
- Pale Sky Blue #BDF6FE ΔE 0.048
- Powder Blue #B0E0E6 ΔE 0.050
- Pale Turquoise #AFEEEE ΔE 0.052
Use #CFE4FB 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.