#CBDFEF
Closest named color: Gainsboro (#DCDCDC). oklch(89.4% 0.031 242), rgb(203, 223, 239).
Aa
Black text reads best on this color (15.34:1).
About this color
#CBDFEF is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.031 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Gainsboro (#DCDCDC), ΔE 0.031 away. Black text reads best on it, at 15.34:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Gainsboro (#DCDCDC) |
| Black text | 15.34:1 |
| White text | 1.36:1 |
Values
| HEX | #CBDFEF |
| RGB | rgb(203, 223, 239) |
| HSL | hsl(207, 53%, 87%) |
| OKLCH | oklch(89.4% 0.031 242) |
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 #CBDFEF | 1.36:1 | Fails | Lc -20.6 | Dividers and decoration only |
| Black text on #CBDFEF | 15.34:1 | AAA | Lc 85.6 | Fine for body text |
| #CBDFEF text on white | 1.36:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #CBDFEF text on black | 15.34:1 | AAA | Lc -85.5 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200 (this color)
#CBDFEF
oklch(89.4% 0.031 242)
-
Step 300
300
#ABC4D8
oklch(80.8% 0.039 242.2)
-
Step 400
400
#7EA6C5
oklch(70.7% 0.063 242)
-
Step 500
500
#5C90B6
oklch(63.2% 0.08 241.3)
-
Step 600
600
#4079A2
oklch(55.5% 0.088 241.9)
-
Step 700
700
#32668B
oklch(49.1% 0.082 242)
-
Step 800
800
#2A5371
oklch(42.6% 0.068 242.4)
-
Step 900
900
#27455B
oklch(37.7% 0.052 241.8)
-
Step 950
950
#172835
oklch(26.8% 0.033 242.4)
#CBDFEF 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) | #D9DFF0 | 0.018 |
| Deuteranopia (no green cones) | #D4DAEF | 0.017 |
| Tritanopia (no blue cones) | #C2E3E4 | 0.024 |
| Achromatopsia (no color) | #DCDCDC | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CBDFEF
#CBDFEF
oklch(89.4% 0.031 242)
- #EBD8C8
#EBD8C8
oklch(89.3% 0.03 62.6)
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 #CBDFEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gainsboro #DCDCDC ΔE 0.031
- Pale Silver #D8E2DC ΔE 0.033
- Cadet Gray #CED4DA ΔE 0.033
- Powder Blue #B0E0E6 ΔE 0.036
- Platinum #E0E1DD ΔE 0.037
- Light Gray #D3D3D3 ΔE 0.041
- Lavender #E6E6FA ΔE 0.043
- Light Blue #ADD8E6 ΔE 0.044
Use #CBDFEF 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.