#B4CCDF
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.3% 0.037 241.9), rgb(180, 204, 223).
Aa
Black text reads best on this color (12.64:1).
About this color
#B4CCDF is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.037 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.011 away. Black text reads best on it, at 12.64:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.64:1 |
| White text | 1.66:1 |
Values
| HEX | #B4CCDF |
| RGB | rgb(180, 204, 223) |
| HSL | hsl(207, 40%, 79%) |
| OKLCH | oklch(83.3% 0.037 241.9) |
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 #B4CCDF | 1.66:1 | Fails | Lc -32.8 | Non-text elements, placeholder text |
| Black text on #B4CCDF | 12.64:1 | AAA | Lc 74.7 | Content text, not long reading |
| #B4CCDF text on white | 1.66:1 | Fails | Lc 29.1 | Dividers and decoration only |
| #B4CCDF text on black | 12.64:1 | AAA | Lc -73.7 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CEDBE6
oklch(88.5% 0.021 243.4)
-
Step 300
300 (this color)
#B4CCDF
oklch(83.3% 0.037 241.9)
-
Step 400
400
#80A6C3
oklch(70.8% 0.059 241.5)
-
Step 500
500
#5F8FB4
oklch(63% 0.076 242.6)
-
Step 600
600
#4479A0
oklch(55.6% 0.083 242.2)
-
Step 700
700
#356689
oklch(49.2% 0.077 241.7)
-
Step 800
800
#2D536F
oklch(42.7% 0.064 242.2)
-
Step 900
900
#29455A
oklch(37.8% 0.05 242.1)
-
Step 950
950
#182835
oklch(26.9% 0.033 243.9)
#B4CCDF 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) | #C4CBE0 | 0.021 |
| Deuteranopia (no green cones) | #BFC7DF | 0.018 |
| Tritanopia (no blue cones) | #A9D1D2 | 0.030 |
| Achromatopsia (no color) | #C9C9C9 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4CCDF
#B4CCDF
oklch(83.3% 0.037 241.9)
- #DBC4B0
#DBC4B0
oklch(83.4% 0.038 63.3)
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 #B4CCDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.011
- Light Steel Blue #B0C4DE ΔE 0.022
- Cloudy Blue #ACC2D9 ΔE 0.029
- Light Blue #ADD8E6 ΔE 0.031
- Celeste #A8DADC ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.043
- Silver #C0C0C0 ΔE 0.045
- Baby Blue #A2CFFE ΔE 0.045
Use #B4CCDF 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.