#B1DDDA
Closest named color: Celeste (#A8DADC). oklch(86.6% 0.046 191.2), rgb(177, 221, 218).
Aa
Black text reads best on this color (14.22:1).
About this color
#B1DDDA is a light, muted teal or cyan. In OKLCH its lightness is 87%, its chroma 0.046 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.014 away. Black text reads best on it, at 14.22:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.22:1 |
| White text | 1.47:1 |
Values
| HEX | #B1DDDA |
| RGB | rgb(177, 221, 218) |
| HSL | hsl(176, 39%, 78%) |
| OKLCH | oklch(86.6% 0.046 191.2) |
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 #B1DDDA | 1.47:1 | Fails | Lc -25.5 | Dividers and decoration only |
| Black text on #B1DDDA | 14.22:1 | AAA | Lc 81.2 | Fine for body text |
| #B1DDDA text on white | 1.47:1 | Fails | Lc 22.5 | Dividers and decoration only |
| #B1DDDA text on black | 14.22:1 | AAA | Lc -80.8 | 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
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DEEEEC
oklch(93.7% 0.017 187.9)
-
Step 200
200 (this color)
#B1DDDA
oklch(86.6% 0.046 191.2)
-
Step 300
300
#94CDCA
oklch(80.8% 0.059 192)
-
Step 400
400
#4DB3AF
oklch(70.6% 0.094 191.7)
-
Step 500
500
#009E99
oklch(63.1% 0.109 190.8)
-
Step 600
600
#008581
oklch(55.7% 0.096 191.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#B1DDDA 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) | #D8D8DA | 0.049 |
| Deuteranopia (no green cones) | #CFD2DB | 0.046 |
| Tritanopia (no blue cones) | #A4E0DC | 0.015 |
| Achromatopsia (no color) | #D4D4D4 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1DDDA
#B1DDDA
oklch(86.6% 0.046 191.2)
- #EFC7CB
#EFC7CB
oklch(86.5% 0.046 11.3)
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 #B1DDDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.014
- Powder Blue #B0E0E6 ΔE 0.016
- Light Blue #ADD8E6 ΔE 0.025
- Cadet Gray #CED4DA ΔE 0.041
- Pale Turquoise #AFEEEE ΔE 0.045
- Light Gray #D3D3D3 ΔE 0.046
- Pale Silver #D8E2DC ΔE 0.052
- Gainsboro #DCDCDC ΔE 0.054
Use #B1DDDA 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.