#6CB9EA
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(75.5% 0.104 238.2), rgb(108, 185, 234).
Aa
Black text reads best on this color (9.76:1).
About this color
#6CB9EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.104 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.045 away. Black text reads best on it, at 9.76:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.76:1 |
| White text | 2.15:1 |
Values
| HEX | #6CB9EA |
| RGB | rgb(108, 185, 234) |
| HSL | hsl(203, 75%, 67%) |
| OKLCH | oklch(75.5% 0.104 238.2) |
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 #6CB9EA | 2.15:1 | Fails | Lc -46.8 | Large or bold text, headings |
| Black text on #6CB9EA | 9.76:1 | AAA | Lc 61.9 | Content text, not long reading |
| #6CB9EA text on white | 2.15:1 | Fails | Lc 42.1 | Non-text elements, placeholder text |
| #6CB9EA text on black | 9.76:1 | AAA | Lc -60.2 | 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 400.
-
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
#9AC7E6
oklch(80.8% 0.065 238.7)
-
Step 400
400 (this color)
#6CB9EA
oklch(75.5% 0.104 238.2)
-
Step 500
500
#1C93D0
oklch(63.1% 0.133 238.3)
-
Step 600
600
#007CB3
oklch(55.7% 0.124 238.2)
-
Step 700
700
#006897
oklch(49.1% 0.109 238.1)
-
Step 800
800
#00557D
oklch(42.7% 0.096 238.5)
-
Step 900
900
#004769
oklch(37.8% 0.084 238.3)
-
Step 950
950
#052A3E
oklch(27.1% 0.055 237.7)
#6CB9EA 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) | #A3B8EC | 0.061 |
| Deuteranopia (no green cones) | #91ABE9 | 0.051 |
| Tritanopia (no blue cones) | #0DC5C9 | 0.083 |
| Achromatopsia (no color) | #B1B1B1 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CB9EA
#6CB9EA
oklch(75.5% 0.104 238.2)
- #E19F6B
#E19F6B
oklch(75.5% 0.104 58.6)
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 #6CB9EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.045
- Carolina Blue #8AB8FE ΔE 0.045
- Lightblue #7BC8F6 ΔE 0.045
- Deep Sky Blue #00BFFF ΔE 0.051
- Sky #82CAFC ΔE 0.055
- Light Cornflower Blue #98C1D9 ΔE 0.060
- Bright Sky Blue #02CCFE ΔE 0.061
- Light Grey Blue #9DBCD4 ΔE 0.062
Use #6CB9EA 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.