#B1D5CC
Closest named color: Celeste (#A8DADC). oklch(84.4% 0.04 178.4), rgb(177, 213, 204).
Aa
Black text reads best on this color (13.25:1).
About this color
#B1D5CC is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.040 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.022 away. Black text reads best on it, at 13.25:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.25:1 |
| White text | 1.58:1 |
Values
| HEX | #B1D5CC |
| RGB | rgb(177, 213, 204) |
| HSL | hsl(165, 30%, 76%) |
| OKLCH | oklch(84.4% 0.04 178.4) |
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 #B1D5CC | 1.58:1 | Fails | Lc -29.9 | Dividers and decoration only |
| Black text on #B1D5CC | 13.25:1 | AAA | Lc 77.3 | Fine for body text |
| #B1D5CC text on white | 1.58:1 | Fails | Lc 26.5 | Dividers and decoration only |
| #B1D5CC text on black | 13.25:1 | AAA | Lc -76.5 | 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 300.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CADED9
oklch(88.4% 0.022 179.1)
-
Step 300
300 (this color)
#B1D5CC
oklch(84.4% 0.04 178.4)
-
Step 400
400
#74AEA1
oklch(70.7% 0.064 178.7)
-
Step 500
500
#4B9A8A
oklch(63.1% 0.082 178.5)
-
Step 600
600
#278474
oklch(55.5% 0.089 178.9)
-
Step 700
700
#187061
oklch(49.1% 0.083 178.2)
-
Step 800
800
#185B4F
oklch(42.7% 0.069 178.3)
-
Step 900
900
#1C4B42
oklch(37.7% 0.054 178.7)
-
Step 950
950
#122C27
oklch(27.1% 0.034 179.6)
#B1D5CC 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) | #D2D0CC | 0.043 |
| Deuteranopia (no green cones) | #CBCBCD | 0.041 |
| Tritanopia (no blue cones) | #A8D6D2 | 0.012 |
| Achromatopsia (no color) | #CDCDCD | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1D5CC
#B1D5CC
oklch(84.4% 0.04 178.4)
- #E3C2CB
#E3C2CB
oklch(84.5% 0.039 359.7)
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 #B1D5CC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.022
- Light Blue #ADD8E6 ΔE 0.035
- Powder Blue #B0E0E6 ΔE 0.039
- Tiffany Blue #94D2BD ΔE 0.042
- Cadet Gray #CED4DA ΔE 0.044
- Ash Gray #BFC8AD ΔE 0.045
- Light Gray #D3D3D3 ΔE 0.046
- Light Blue Grey #B7C9E2 ΔE 0.053
Use #B1D5CC 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.