#6CAACF
Closest named color: Greyblue (#77A1B5). oklch(71% 0.084 235.9), rgb(108, 170, 207).
Aa
Black text reads best on this color (8.28:1).
About this color
#6CAACF is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.084 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.039 away. Black text reads best on it, at 8.28:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.28:1 |
| White text | 2.53:1 |
Values
| HEX | #6CAACF |
| RGB | rgb(108, 170, 207) |
| HSL | hsl(202, 51%, 62%) |
| OKLCH | oklch(71% 0.084 235.9) |
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 #6CAACF | 2.53:1 | Fails | Lc -54.6 | Large or bold text, headings |
| Black text on #6CAACF | 8.28:1 | AAA | Lc 54.5 | Large or bold text, headings |
| #6CAACF text on white | 2.53:1 | Fails | Lc 49.6 | Large or bold text, headings |
| #6CAACF text on black | 8.28:1 | AAA | Lc -52.4 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C8DDEA
oklch(88.6% 0.029 234.9)
-
Step 300
300
#A1C7DE
oklch(81% 0.052 234.9)
-
Step 400
400 (this color)
#6CAACF
oklch(71% 0.084 235.9)
-
Step 500
500
#3D93C1
oklch(63.1% 0.107 235.5)
-
Step 600
600
#0C7CAE
oklch(55.5% 0.117 236.3)
-
Step 700
700
#006994
oklch(49.2% 0.105 235.5)
-
Step 800
800
#055679
oklch(42.8% 0.089 235.3)
-
Step 900
900
#134761
oklch(37.7% 0.069 235)
-
Step 950
950
#0E2A39
oklch(27.1% 0.044 235)
#6CAACF 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) | #99A9D1 | 0.053 |
| Deuteranopia (no green cones) | #8B9ECE | 0.045 |
| Tritanopia (no blue cones) | #3CB4B6 | 0.066 |
| Achromatopsia (no color) | #A3A3A3 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CAACF
#6CAACF
oklch(71% 0.084 235.9)
- #CA946E
#CA946E
oklch(71% 0.083 56.1)
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 #6CAACF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.039
- Bluegrey #85A3B2 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.052
- Cool Steel #97A7B3 ΔE 0.060
- Turquoise Blue #06B1C4 ΔE 0.061
- Cool Gray #8D99AE ΔE 0.063
- Cool Grey #95A3A6 ΔE 0.069
- Cadet Blue #5F9EA0 ΔE 0.073
Use #6CAACF 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.