#6CB4EC
Closest named color: Carolina Blue (#8AB8FE). oklch(74.5% 0.109 243.5), rgb(108, 180, 236).
Aa
Black text reads best on this color (9.37:1).
About this color
#6CB4EC is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.109 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.044 away. Black text reads best on it, at 9.37:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.37:1 |
| White text | 2.23:1 |
Values
| HEX | #6CB4EC |
| RGB | rgb(108, 180, 236) |
| HSL | hsl(206, 77%, 67%) |
| OKLCH | oklch(74.5% 0.109 243.5) |
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 #6CB4EC | 2.23:1 | Fails | Lc -48.8 | Large or bold text, headings |
| Black text on #6CB4EC | 9.37:1 | AAA | Lc 60.0 | Large or bold text, headings |
| #6CB4EC text on white | 2.23:1 | Fails | Lc 44.0 | Non-text elements, placeholder text |
| #6CB4EC text on black | 9.37:1 | AAA | Lc -58.2 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF6
oklch(93.6% 0.019 240.7)
-
Step 200
200
#C5DDF1
oklch(88.6% 0.038 243.3)
-
Step 300
300
#9BC6EA
oklch(80.8% 0.069 244)
-
Step 400
400 (this color)
#6CB4EC
oklch(74.5% 0.109 243.5)
-
Step 500
500
#2791D6
oklch(63.1% 0.139 243.1)
-
Step 600
600
#007ABC
oklch(55.7% 0.136 243.3)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800
#005383
oklch(42.6% 0.105 243.8)
-
Step 900
900
#02456E
oklch(37.6% 0.092 244.1)
-
Step 950
950
#072940
oklch(27% 0.057 243.1)
#6CB4EC 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) | #9CB5EF | 0.054 |
| Deuteranopia (no green cones) | #8BA7EB | 0.045 |
| Tritanopia (no blue cones) | #0BC2C7 | 0.091 |
| Achromatopsia (no color) | #ADADAD | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CB4EC
#6CB4EC
oklch(74.5% 0.109 243.5)
- #DD9D60
#DD9D60
oklch(74.5% 0.109 63.5)
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 #6CB4EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.044
- Deep Sky Blue #00BFFF ΔE 0.053
- Lightblue #7BC8F6 ΔE 0.057
- Vivid Sky Blue #4CC9F0 ΔE 0.058
- Sky #82CAFC ΔE 0.066
- Bright Sky Blue #02CCFE ΔE 0.070
- Light Grey Blue #9DBCD4 ΔE 0.070
- Light Cornflower Blue #98C1D9 ΔE 0.071
Use #6CB4EC 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.