#609FDD
Closest named color: Cornflower Blue (#6495ED). oklch(68.6% 0.113 249.4), rgb(96, 159, 221).
Aa
Black text reads best on this color (7.50:1).
About this color
#609FDD is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.113 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.040 away. Black text reads best on it, at 7.50:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.50:1 |
| White text | 2.79:1 |
Values
| HEX | #609FDD |
| RGB | rgb(96, 159, 221) |
| HSL | hsl(210, 65%, 62%) |
| OKLCH | oklch(68.6% 0.113 249.4) |
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 #609FDD | 2.79:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #609FDD | 7.50:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #609FDD text on white | 2.79:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #609FDD text on black | 7.50:1 | AAA | Lc -48.1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF7
oklch(93.5% 0.02 250.4)
-
Step 200
200
#C6DCF3
oklch(88.5% 0.04 249.5)
-
Step 300
300
#9EC5ED
oklch(80.9% 0.071 249.4)
-
Step 400
400 (this color)
#609FDD
oklch(68.6% 0.113 249.4)
-
Step 500
500
#378EDC
oklch(63.2% 0.144 249.2)
-
Step 600
600
#0076C9
oklch(55.6% 0.155 249.4)
-
Step 700
700
#0063AA
oklch(49.1% 0.137 249.4)
-
Step 800
800
#00518D
oklch(42.7% 0.12 249.5)
-
Step 900
900
#0F4471
oklch(37.8% 0.094 249.2)
-
Step 950
950
#0B2842
oklch(27% 0.059 248.9)
#609FDD 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) | #85A1E0 | 0.042 |
| Deuteranopia (no green cones) | #7595DC | 0.032 |
| Tritanopia (no blue cones) | #00ADB5 | 0.095 |
| Achromatopsia (no color) | #9A9A9A | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #609FDD
#609FDD
oklch(68.6% 0.113 249.4)
- #C78D45
#C78D45
oklch(68.7% 0.113 69.8)
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 #609FDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.040
- Chefchaouen Blue #4895EF ΔE 0.048
- Dark Sky Blue #448EE4 ΔE 0.059
- Faded Blue #658CBB ΔE 0.063
- Greyblue #77A1B5 ΔE 0.065
- Soft Blue #6488EA ΔE 0.069
- Perrywinkle #8F8CE7 ΔE 0.075
- Periwinkle Blue #8F99FB ΔE 0.075
Use #609FDD 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.