#C3DEF1
Closest named color: Powder Blue (#B0E0E6). oklch(88.7% 0.039 238.6), rgb(195, 222, 241).
Aa
Black text reads best on this color (15.03:1).
About this color
#C3DEF1 is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.039 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.030 away. Black text reads best on it, at 15.03:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.03:1 |
| White text | 1.39:1 |
Values
| HEX | #C3DEF1 |
| RGB | rgb(195, 222, 241) |
| HSL | hsl(205, 62%, 85%) |
| OKLCH | oklch(88.7% 0.039 238.6) |
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 #C3DEF1 | 1.39:1 | Fails | Lc -21.9 | Dividers and decoration only |
| Black text on #C3DEF1 | 15.03:1 | AAA | Lc 84.5 | Fine for body text |
| #C3DEF1 text on white | 1.39:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #C3DEF1 text on black | 15.03:1 | AAA | Lc -84.3 | 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 200.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1EBF3
oklch(93.5% 0.015 241.8)
-
Step 200
200 (this color)
#C3DEF1
oklch(88.7% 0.039 238.6)
-
Step 300
300
#A4C6DE
oklch(81% 0.05 239)
-
Step 400
400
#70A8CD
oklch(70.7% 0.08 238.4)
-
Step 500
500
#4792C0
oklch(63.2% 0.102 238.2)
-
Step 600
600
#227BAD
oklch(55.6% 0.112 238.9)
-
Step 700
700
#126894
oklch(49.2% 0.103 238)
-
Step 800
800
#145578
oklch(42.8% 0.085 237.9)
-
Step 900
900
#194661
oklch(37.7% 0.067 238.6)
-
Step 950
950
#102939
oklch(26.9% 0.043 239.2)
#C3DEF1 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) | #D6DDF2 | 0.024 |
| Deuteranopia (no green cones) | #D0D8F1 | 0.022 |
| Tritanopia (no blue cones) | #B7E3E4 | 0.030 |
| Achromatopsia (no color) | #DADADA | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C3DEF1
#C3DEF1
oklch(88.7% 0.039 238.6)
- #EED4C1
#EED4C1
oklch(88.6% 0.039 58.4)
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 #C3DEF1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.030
- Cadet Gray #CED4DA ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.035
- Gainsboro #DCDCDC ΔE 0.040
- Pale Silver #D8E2DC ΔE 0.042
- Light Gray #D3D3D3 ΔE 0.044
- Celeste #A8DADC ΔE 0.046
- Platinum #E0E1DD ΔE 0.047
Use #C3DEF1 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.