#C1DFFB
Closest named color: Powder Blue (#B0E0E6). oklch(89.1% 0.05 246.5), rgb(193, 223, 251).
Aa
Black text reads best on this color (15.21:1).
About this color
#C1DFFB is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.050 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.038 away. Black text reads best on it, at 15.21:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.21:1 |
| White text | 1.38:1 |
Values
| HEX | #C1DFFB |
| RGB | rgb(193, 223, 251) |
| HSL | hsl(209, 88%, 87%) |
| OKLCH | oklch(89.1% 0.05 246.5) |
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 #C1DFFB | 1.38:1 | Fails | Lc -21.2 | Dividers and decoration only |
| Black text on #C1DFFB | 15.21:1 | AAA | Lc 85.2 | Fine for body text |
| #C1DFFB text on white | 1.38:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #C1DFFB text on black | 15.21:1 | AAA | Lc -85.0 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200 (this color)
#C1DFFB
oklch(89.1% 0.05 246.5)
-
Step 300
300
#9FC5E8
oklch(80.8% 0.064 246.5)
-
Step 400
400
#69A7DD
oklch(70.8% 0.102 246.2)
-
Step 500
500
#3A8FD4
oklch(63% 0.132 246.6)
-
Step 600
600
#0578C1
oklch(55.6% 0.143 246.4)
-
Step 700
700
#0065A4
oklch(49.2% 0.127 246.3)
-
Step 800
800
#025287
oklch(42.6% 0.11 246.7)
-
Step 900
900
#11456C
oklch(37.8% 0.085 246)
-
Step 950
950
#0C283F
oklch(26.8% 0.055 246.6)
#C1DFFB 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) | #D4DFFC | 0.024 |
| Deuteranopia (no green cones) | #CDD9FA | 0.020 |
| Tritanopia (no blue cones) | #B1E6E8 | 0.042 |
| Achromatopsia (no color) | #DBDBDB | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C1DFFB
#C1DFFB
oklch(89.1% 0.05 246.5)
- #F2D5B9
#F2D5B9
oklch(89% 0.049 66.1)
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 #C1DFFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.038
- Light Blue #ADD8E6 ΔE 0.042
- Cadet Gray #CED4DA ΔE 0.046
- Diamond #B9F2FF ΔE 0.049
- Gainsboro #DCDCDC ΔE 0.050
- Pale Turquoise #AFEEEE ΔE 0.052
- Lavender #E6E6FA ΔE 0.053
- Pale Silver #D8E2DC ΔE 0.053
Use #C1DFFB 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.