#6DA5DA
Closest named color: Greyblue (#77A1B5). oklch(70.4% 0.098 248.1), rgb(109, 165, 218).
Aa
Black text reads best on this color (8.04:1).
About this color
#6DA5DA is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.098 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.053 away. Black text reads best on it, at 8.04:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.04:1 |
| White text | 2.61:1 |
Values
| HEX | #6DA5DA |
| RGB | rgb(109, 165, 218) |
| HSL | hsl(209, 60%, 64%) |
| OKLCH | oklch(70.4% 0.098 248.1) |
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 #6DA5DA | 2.61:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #6DA5DA | 8.04:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #6DA5DA text on white | 2.61:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #6DA5DA text on black | 8.04:1 | AAA | Lc -51.1 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C8DCEF
oklch(88.5% 0.034 246.8)
-
Step 300
300
#A2C5E7
oklch(80.9% 0.061 247.8)
-
Step 400
400 (this color)
#6DA5DA
oklch(70.4% 0.098 248.1)
-
Step 500
500
#448FD1
oklch(63.2% 0.125 247.8)
-
Step 600
600
#1E77BE
oklch(55.5% 0.136 248.1)
-
Step 700
700
#0E64A4
oklch(49.1% 0.126 248.1)
-
Step 800
800
#115285
oklch(42.7% 0.105 247.9)
-
Step 900
900
#18446B
oklch(37.7% 0.082 248.7)
-
Step 950
950
#0F283E
oklch(26.9% 0.052 247.6)
#6DA5DA 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) | #8FA6DC | 0.040 |
| Deuteranopia (no green cones) | #819BD9 | 0.033 |
| Tritanopia (no blue cones) | #37B1B7 | 0.083 |
| Achromatopsia (no color) | #A0A0A0 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DA5DA
#6DA5DA
oklch(70.4% 0.098 248.1)
- #C8945A
#C8945A
oklch(70.4% 0.098 68.1)
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 #6DA5DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.053
- Cornflower Blue #6495ED ΔE 0.059
- Bluegrey #85A3B2 ΔE 0.062
- Bluey Grey #89A0B0 ΔE 0.065
- Cool Gray #8D99AE ΔE 0.070
- Chefchaouen Blue #4895EF ΔE 0.071
- Cool Steel #97A7B3 ΔE 0.075
- Faded Blue #658CBB ΔE 0.076
Use #6DA5DA 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.