#CDDBF0
Closest named color: Cadet Gray (#CED4DA). oklch(88.7% 0.033 258.4), rgb(205, 219, 240).
Aa
Black text reads best on this color (14.98:1).
About this color
#CDDBF0 is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.033 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.030 away. Black text reads best on it, at 14.98:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.98:1 |
| White text | 1.40:1 |
Values
| HEX | #CDDBF0 |
| RGB | rgb(205, 219, 240) |
| HSL | hsl(216, 54%, 87%) |
| OKLCH | oklch(88.7% 0.033 258.4) |
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 #CDDBF0 | 1.40:1 | Fails | Lc -22.2 | Dividers and decoration only |
| Black text on #CDDBF0 | 14.98:1 | AAA | Lc 84.3 | Fine for body text |
| #CDDBF0 text on white | 1.40:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #CDDBF0 text on black | 14.98:1 | AAA | Lc -84.0 | 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
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200 (this color)
#CDDBF0
oklch(88.7% 0.033 258.4)
-
Step 300
300
#B0C2DC
oklch(80.9% 0.042 257.5)
-
Step 400
400
#87A2CB
oklch(70.7% 0.068 258.6)
-
Step 500
500
#698BBD
oklch(63.1% 0.085 257.9)
-
Step 600
600
#5174AA
oklch(55.6% 0.094 258.8)
-
Step 700
700
#416192
oklch(49.1% 0.088 258.7)
-
Step 800
800
#364F76
oklch(42.6% 0.072 259)
-
Step 900
900
#2F425F
oklch(37.7% 0.056 258.6)
-
Step 950
950
#1C2738
oklch(27.1% 0.035 258.9)
#CDDBF0 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) | #D4DCF1 | 0.010 |
| Deuteranopia (no green cones) | #D1D8F0 | 0.009 |
| Tritanopia (no blue cones) | #C5DFE2 | 0.028 |
| Achromatopsia (no color) | #DADADA | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDDBF0
#CDDBF0
oklch(88.7% 0.033 258.4)
- #E6D8C2
#E6D8C2
oklch(88.8% 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 #CDDBF0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.030
- Gainsboro #DCDCDC ΔE 0.033
- Light Gray #D3D3D3 ΔE 0.039
- Pale Silver #D8E2DC ΔE 0.040
- Powder Blue #B0E0E6 ΔE 0.042
- Platinum #E0E1DD ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.044
- Lavender #E6E6FA ΔE 0.046
Use #CDDBF0 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.