#6ACEFF
Closest named color: Lightblue (#7BC8F6). oklch(81% 0.116 232), rgb(106, 206, 255).
Aa
Black text reads best on this color (11.88:1).
About this color
#6ACEFF is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.116 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Lightblue (#7BC8F6), ΔE 0.020 away. Black text reads best on it, at 11.88:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Lightblue (#7BC8F6) |
| Black text | 11.88:1 |
| White text | 1.76:1 |
Values
| HEX | #6ACEFF |
| RGB | rgb(106, 206, 255) |
| HSL | hsl(200, 100%, 71%) |
| OKLCH | oklch(81% 0.116 232) |
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 #6ACEFF | 1.76:1 | Fails | Lc -36.2 | Non-text elements, placeholder text |
| Black text on #6ACEFF | 11.88:1 | AAA | Lc 71.6 | Content text, not long reading |
| #6ACEFF text on white | 1.76:1 | Fails | Lc 32.2 | Non-text elements, placeholder text |
| #6ACEFF text on black | 11.88:1 | AAA | Lc -70.5 | 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
#ECF8FE
oklch(97.2% 0.015 229)
-
Step 100
100
#D5EEFD
oklch(93.5% 0.033 234.1)
-
Step 200
200
#AFE1FD
oklch(88.4% 0.064 233)
-
Step 300
300 (this color)
#6ACEFF
oklch(81% 0.116 232)
-
Step 400
400
#00AFEA
oklch(70.8% 0.144 231.6)
-
Step 500
500
#0096C9
oklch(63.2% 0.128 231.5)
-
Step 600
600
#007EAA
oklch(55.7% 0.113 231.8)
-
Step 700
700
#006A8F
oklch(49.2% 0.1 231.3)
-
Step 800
800
#005676
oklch(42.6% 0.087 232.3)
-
Step 900
900
#004863
oklch(37.7% 0.077 231.8)
-
Step 950
950
#002B3C
oklch(27.1% 0.054 230.4)
#6ACEFF 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) | #B6CCFF | 0.078 |
| Deuteranopia (no green cones) | #A1BCFE | 0.068 |
| Tritanopia (no blue cones) | #00DBDE | 0.080 |
| Achromatopsia (no color) | #C3C3C3 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6ACEFF
#6ACEFF
oklch(81% 0.116 232)
- #FDAB79
#FDAB79
oklch(81% 0.117 51.8)
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 #6ACEFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lightblue #7BC8F6 ΔE 0.020
- Sky #82CAFC ΔE 0.021
- Light Sky Blue #87CEFA ΔE 0.026
- Vivid Sky Blue #4CC9F0 ΔE 0.034
- Sky Blue #87CEEB ΔE 0.036
- Bright Sky Blue #02CCFE ΔE 0.044
- Baby Blue #A2CFFE ΔE 0.055
- Carolina Blue #8AB8FE ΔE 0.062
Use #6ACEFF 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.