#B4D1CA
Closest named color: Celeste (#A8DADC). oklch(83.7% 0.032 179.3), rgb(180, 209, 202).
Aa
Black text reads best on this color (12.91:1).
About this color
#B4D1CA is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.032 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.029 away. Black text reads best on it, at 12.91:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.91:1 |
| White text | 1.62:1 |
Values
| HEX | #B4D1CA |
| RGB | rgb(180, 209, 202) |
| HSL | hsl(166, 24%, 76%) |
| OKLCH | oklch(83.7% 0.032 179.3) |
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 #B4D1CA | 1.62:1 | Fails | Lc -31.6 | Non-text elements, placeholder text |
| Black text on #B4D1CA | 12.91:1 | AAA | Lc 75.8 | Fine for body text |
| #B4D1CA text on white | 1.62:1 | Fails | Lc 28.0 | Dividers and decoration only |
| #B4D1CA text on black | 12.91:1 | AAA | Lc -75.0 | 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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CDDDD9
oklch(88.4% 0.018 179.3)
-
Step 300
300 (this color)
#B4D1CA
oklch(83.7% 0.032 179.3)
-
Step 400
400
#7DACA1
oklch(70.8% 0.053 178.6)
-
Step 500
500
#5A978A
oklch(63.1% 0.067 178.9)
-
Step 600
600
#3E8174
oklch(55.5% 0.072 179.2)
-
Step 700
700
#2F6D62
oklch(49.1% 0.067 180.1)
-
Step 800
800
#285950
oklch(42.7% 0.055 179.9)
-
Step 900
900
#264942
oklch(37.7% 0.043 179.5)
-
Step 950
950
#172B27
oklch(27.1% 0.027 180)
#B4D1CA 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) | #CECDCA | 0.034 |
| Deuteranopia (no green cones) | #C9C9CB | 0.033 |
| Tritanopia (no blue cones) | #ADD2CF | 0.010 |
| Achromatopsia (no color) | #CBCBCB | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4D1CA
#B4D1CA
oklch(83.7% 0.032 179.3)
- #DDC1C9
#DDC1C9
oklch(83.7% 0.033 358.7)
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 #B4D1CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.029
- Light Blue #ADD8E6 ΔE 0.037
- Ash Gray #BFC8AD ΔE 0.039
- Cadet Gray #CED4DA ΔE 0.042
- Silver #C0C0C0 ΔE 0.044
- Tiffany Blue #94D2BD ΔE 0.044
- Light Gray #D3D3D3 ΔE 0.044
- Powder Blue #B0E0E6 ΔE 0.046
Use #B4D1CA 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.