#CDE5FF
Closest named color: Lavender (#E6E6FA). oklch(91.2% 0.044 250.4), rgb(205, 229, 255).
Aa
Black text reads best on this color (16.24:1).
About this color
#CDE5FF is a very light, muted blue. In OKLCH its lightness is 91%, its chroma 0.044 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.033 away. Black text reads best on it, at 16.24:1.
| Hue family | Blues |
| Lightness | very light (91%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 16.24:1 |
| White text | 1.29:1 |
Values
| HEX | #CDE5FF |
| RGB | rgb(205, 229, 255) |
| HSL | hsl(211, 100%, 90%) |
| OKLCH | oklch(91.2% 0.044 250.4) |
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 #CDE5FF | 1.29:1 | Fails | Lc -16.7 | Dividers and decoration only |
| Black text on #CDE5FF | 16.24:1 | AAA | Lc 89.1 | Fine for body text |
| #CDE5FF text on white | 1.29:1 | Fails | Lc 14.5 | Not readable |
| #CDE5FF text on black | 16.24:1 | AAA | Lc -89.3 | 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 100.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100 (this color)
#CDE5FF
oklch(91.2% 0.044 250.4)
-
Step 200
200
#CADBEE
oklch(88.5% 0.032 251.1)
-
Step 300
300
#A6C4E4
oklch(80.9% 0.056 250.2)
-
Step 400
400
#75A5D7
oklch(70.7% 0.09 250.2)
-
Step 500
500
#4F8DCD
oklch(63% 0.117 250.8)
-
Step 600
600
#3176B9
oklch(55.5% 0.125 250.6)
-
Step 700
700
#2363A0
oklch(49.1% 0.117 250.7)
-
Step 800
800
#1F5182
oklch(42.7% 0.097 250.8)
-
Step 900
900
#1F4468
oklch(37.8% 0.075 249.9)
-
Step 950
950
#13283D
oklch(27.1% 0.048 250)
#CDE5FF 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) | #DCE5FF | 0.019 |
| Deuteranopia (no green cones) | #D6E0FE | 0.016 |
| Tritanopia (no blue cones) | #C0EBED | 0.038 |
| Achromatopsia (no color) | #E2E2E2 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDE5FF
#CDE5FF
oklch(91.2% 0.044 250.4)
- #F5DEC3
#F5DEC3
oklch(91.2% 0.044 71.7)
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 #CDE5FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.033
- Diamond #B9F2FF ΔE 0.039
- Pale Silver #D8E2DC ΔE 0.047
- Pale Sky Blue #BDF6FE ΔE 0.047
- Gainsboro #DCDCDC ΔE 0.047
- Platinum #E0E1DD ΔE 0.048
- Powder Blue #B0E0E6 ΔE 0.052
- Pale Turquoise #AFEEEE ΔE 0.052
Use #CDE5FF 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.