#609BD3
Closest named color: Cornflower Blue (#6495ED). oklch(67.2% 0.104 248.4), rgb(96, 155, 211).
Aa
Black text reads best on this color (7.12:1).
About this color
#609BD3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.104 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.046 away. Black text reads best on it, at 7.12:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.12:1 |
| White text | 2.94:1 |
Values
| HEX | #609BD3 |
| RGB | rgb(96, 155, 211) |
| HSL | hsl(209, 57%, 60%) |
| OKLCH | oklch(67.2% 0.104 248.4) |
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 #609BD3 | 2.94:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #609BD3 | 7.12:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #609BD3 text on white | 2.94:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #609BD3 text on black | 7.12:1 | AAA | Lc -46.0 | 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
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200
#C7DCF0
oklch(88.5% 0.036 246.9)
-
Step 300
300
#A0C5E9
oklch(80.9% 0.065 247.9)
-
Step 400
400 (this color)
#609BD3
oklch(67.2% 0.104 248.4)
-
Step 500
500
#3E8ED6
oklch(63% 0.134 248.7)
-
Step 600
600
#1277C3
oklch(55.6% 0.145 248.4)
-
Step 700
700
#0064A8
oklch(49.2% 0.133 248.3)
-
Step 800
800
#095288
oklch(42.8% 0.11 248)
-
Step 900
900
#14446D
oklch(37.7% 0.087 248.4)
-
Step 950
950
#0E2840
oklch(27% 0.055 249)
#609BD3 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) | #849DD6 | 0.042 |
| Deuteranopia (no green cones) | #7591D2 | 0.033 |
| Tritanopia (no blue cones) | #10A8AE | 0.090 |
| Achromatopsia (no color) | #969696 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #609BD3
#609BD3
oklch(67.2% 0.104 248.4)
- #C0894A
#C0894A
oklch(67.2% 0.104 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 #609BD3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.046
- Faded Blue #658CBB ΔE 0.048
- Chefchaouen Blue #4895EF ΔE 0.053
- Dark Sky Blue #448EE4 ΔE 0.056
- Greyblue #77A1B5 ΔE 0.057
- Silver Lake Blue #778DA9 ΔE 0.066
- Soft Blue #6488EA ΔE 0.068
- Cool Gray #8D99AE ΔE 0.072
Use #609BD3 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.