#609BF3
Closest named color: Cornflower Blue (#6495ED). oklch(68.9% 0.144 258.2), rgb(96, 155, 243).
Aa
Black text reads best on this color (7.48:1).
About this color
#609BF3 is a medium-light, vivid blue. In OKLCH its lightness is 69%, its chroma 0.144 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.016 away. Black text reads best on it, at 7.48:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.48:1 |
| White text | 2.80:1 |
Values
| HEX | #609BF3 |
| RGB | rgb(96, 155, 243) |
| HSL | hsl(216, 86%, 66%) |
| OKLCH | oklch(68.9% 0.144 258.2) |
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 #609BF3 | 2.80:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #609BF3 | 7.48:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #609BF3 text on white | 2.80:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #609BF3 text on black | 7.48:1 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#DFEBFC
oklch(93.6% 0.026 257)
-
Step 200
200
#C5DBFB
oklch(88.5% 0.05 257.7)
-
Step 300
300
#9DC3FB
oklch(81% 0.09 258)
-
Step 400
400 (this color)
#609BF3
oklch(68.9% 0.144 258.2)
-
Step 500
500
#3986F6
oklch(63.1% 0.184 258.2)
-
Step 600
600
#0D6CE5
oklch(55.5% 0.201 258.3)
-
Step 700
700
#005AC6
oklch(49.1% 0.184 258.2)
-
Step 800
800
#054AA1
oklch(42.7% 0.154 258.1)
-
Step 900
900
#113F80
oklch(37.7% 0.12 258.2)
-
Step 950
950
#0C254B
oklch(26.9% 0.077 258.8)
#609BF3 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) | #75A2F7 | 0.031 |
| Deuteranopia (no green cones) | #6194F1 | 0.018 |
| Tritanopia (no blue cones) | #00AFBB | 0.123 |
| Achromatopsia (no color) | #9A9A9A | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #609BF3
#609BF3
oklch(68.9% 0.144 258.2)
- #CB8E00
#CB8E00
oklch(68.9% 0.144 78.1)
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 #609BF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.016
- Chefchaouen Blue #4895EF ΔE 0.029
- Soft Blue #6488EA ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.050
- Periwinkle Blue #8F99FB ΔE 0.056
- Dodger Blue #1E90FF ΔE 0.060
- Perrywinkle #8F8CE7 ΔE 0.063
- Lavender Blue #8B88F8 ΔE 0.067
Use #609BF3 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.