#A1CEEE
Closest named color: Baby Blue (#A2CFFE). oklch(83% 0.065 239.5), rgb(161, 206, 238).
Aa
Black text reads best on this color (12.57:1).
About this color
#A1CEEE is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.065 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.023 away. Black text reads best on it, at 12.57:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.57:1 |
| White text | 1.66:1 |
Values
| HEX | #A1CEEE |
| RGB | rgb(161, 206, 238) |
| HSL | hsl(205, 69%, 78%) |
| OKLCH | oklch(83% 0.065 239.5) |
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 #A1CEEE | 1.66:1 | Fails | Lc -33.1 | Non-text elements, placeholder text |
| Black text on #A1CEEE | 12.57:1 | AAA | Lc 74.5 | Content text, not long reading |
| #A1CEEE text on white | 1.66:1 | Fails | Lc 29.4 | Dividers and decoration only |
| #A1CEEE text on black | 12.57:1 | AAA | Lc -73.5 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF5
oklch(93.6% 0.018 237.8)
-
Step 200
200
#C4DDEF
oklch(88.5% 0.036 239.2)
-
Step 300
300 (this color)
#A1CEEE
oklch(83% 0.065 239.5)
-
Step 400
400
#5EA9DB
oklch(70.6% 0.105 239.7)
-
Step 500
500
#2193D1
oklch(63.2% 0.133 239.2)
-
Step 600
600
#007BB5
oklch(55.6% 0.127 239.8)
-
Step 700
700
#006799
oklch(49% 0.112 240)
-
Step 800
800
#00557E
oklch(42.8% 0.097 239.2)
-
Step 900
900
#00466A
oklch(37.6% 0.086 240.1)
-
Step 950
950
#06293E
oklch(26.8% 0.055 240.1)
#A1CEEE 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) | #C0CDF0 | 0.038 |
| Deuteranopia (no green cones) | #B6C5ED | 0.033 |
| Tritanopia (no blue cones) | #88D6D8 | 0.052 |
| Achromatopsia (no color) | #C8C8C8 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1CEEE
#A1CEEE
oklch(83% 0.065 239.5)
- #E8BE9D
#E8BE9D
oklch(83% 0.066 59.9)
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 #A1CEEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.023
- Sky Blue #87CEEB ΔE 0.029
- Light Blue Grey #B7C9E2 ΔE 0.029
- Light Sky Blue #87CEFA ΔE 0.031
- Light Steel Blue #B0C4DE ΔE 0.032
- Light Blue #ADD8E6 ΔE 0.036
- Cloudy Blue #ACC2D9 ΔE 0.037
- Sky #82CAFC ΔE 0.041
Use #A1CEEE 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.