#B3CFDF
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.9% 0.037 232.9), rgb(179, 207, 223).
Aa
Black text reads best on this color (12.90:1).
About this color
#B3CFDF is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.037 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.018 away. Black text reads best on it, at 12.90:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.90:1 |
| White text | 1.62:1 |
Values
| HEX | #B3CFDF |
| RGB | rgb(179, 207, 223) |
| HSL | hsl(202, 41%, 79%) |
| OKLCH | oklch(83.9% 0.037 232.9) |
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 #B3CFDF | 1.62:1 | Fails | Lc -31.6 | Non-text elements, placeholder text |
| Black text on #B3CFDF | 12.90:1 | AAA | Lc 75.8 | Fine for body text |
| #B3CFDF text on white | 1.62:1 | Fails | Lc 28.0 | Dividers and decoration only |
| #B3CFDF text on black | 12.90:1 | AAA | Lc -74.9 | Content text, not long reading |
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 300.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CCDCE5
oklch(88.5% 0.021 232.2)
-
Step 300
300 (this color)
#B3CFDF
oklch(83.9% 0.037 232.9)
-
Step 400
400
#7BA8C0
oklch(70.8% 0.06 232)
-
Step 500
500
#5792B0
oklch(63.1% 0.076 231.9)
-
Step 600
600
#3B7B9C
oklch(55.5% 0.083 233.5)
-
Step 700
700
#2C6885
oklch(49.1% 0.077 232.4)
-
Step 800
800
#26556C
oklch(42.7% 0.064 232.2)
-
Step 900
900
#244658
oklch(37.7% 0.05 233.4)
-
Step 950
950
#162933
oklch(26.9% 0.031 232.5)
#B3CFDF 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) | #C7CEE0 | 0.026 |
| Deuteranopia (no green cones) | #C1C9DF | 0.023 |
| Tritanopia (no blue cones) | #A7D3D4 | 0.026 |
| Achromatopsia (no color) | #CBCBCB | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CFDF
#B3CFDF
oklch(83.9% 0.037 232.9)
- #DFC4B4
#DFC4B4
oklch(83.9% 0.038 52.6)
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 #B3CFDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.018
- Light Blue #ADD8E6 ΔE 0.023
- Light Steel Blue #B0C4DE ΔE 0.030
- Celeste #A8DADC ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.036
- Cadet Gray #CED4DA ΔE 0.039
- Powder Blue #B0E0E6 ΔE 0.043
- Light Gray #D3D3D3 ΔE 0.047
Use #B3CFDF 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.