#CBD9EF
Closest named color: Cadet Gray (#CED4DA). oklch(88.2% 0.034 259.4), rgb(203, 217, 239).
Aa
Black text reads best on this color (14.71:1).
About this color
#CBD9EF is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.034 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.028 away. Black text reads best on it, at 14.71:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.71:1 |
| White text | 1.42:1 |
Values
| HEX | #CBD9EF |
| RGB | rgb(203, 217, 239) |
| HSL | hsl(217, 53%, 87%) |
| OKLCH | oklch(88.2% 0.034 259.4) |
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 #CBD9EF | 1.42:1 | Fails | Lc -23.4 | Dividers and decoration only |
| Black text on #CBD9EF | 14.71:1 | AAA | Lc 83.2 | Fine for body text |
| #CBD9EF text on white | 1.42:1 | Fails | Lc 20.5 | Dividers and decoration only |
| #CBD9EF text on black | 14.71:1 | AAA | Lc -82.8 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200 (this color)
#CBD9EF
oklch(88.2% 0.034 259.4)
-
Step 300
300
#B0C2DD
oklch(80.9% 0.043 258.4)
-
Step 400
400
#87A2CD
oklch(70.8% 0.07 259.6)
-
Step 500
500
#698AC0
oklch(63.1% 0.09 260)
-
Step 600
600
#5074AC
oklch(55.7% 0.097 259)
-
Step 700
700
#416194
oklch(49.2% 0.091 259.4)
-
Step 800
800
#364F78
oklch(42.7% 0.075 259.9)
-
Step 900
900
#2F4260
oklch(37.7% 0.057 259.3)
-
Step 950
950
#1C2738
oklch(27.1% 0.035 258.9)
#CBD9EF 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) | #D2DAF0 | 0.010 |
| Deuteranopia (no green cones) | #CED6EE | 0.008 |
| Tritanopia (no blue cones) | #C2DDE0 | 0.029 |
| Achromatopsia (no color) | #D8D8D8 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CBD9EF
#CBD9EF
oklch(88.2% 0.034 259.4)
- #E4D6C0
#E4D6C0
oklch(88.2% 0.033 79.3)
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 #CBD9EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.028
- Gainsboro #DCDCDC ΔE 0.036
- Light Gray #D3D3D3 ΔE 0.037
- Light Blue #ADD8E6 ΔE 0.040
- Powder Blue #B0E0E6 ΔE 0.041
- Pale Silver #D8E2DC ΔE 0.044
- Platinum #E0E1DD ΔE 0.047
- Light Blue Grey #B7C9E2 ΔE 0.052
Use #CBD9EF 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.