#609BE5
Closest named color: Cornflower Blue (#6495ED). oklch(68.1% 0.126 254.8), rgb(96, 155, 229).
Aa
Black text reads best on this color (7.31:1).
About this color
#609BE5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.126 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.022 away. Black text reads best on it, at 7.31:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.31:1 |
| White text | 2.86:1 |
Values
| HEX | #609BE5 |
| RGB | rgb(96, 155, 229) |
| HSL | hsl(213, 72%, 64%) |
| OKLCH | oklch(68.1% 0.126 254.8) |
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 #609BE5 | 2.86:1 | Fails | Lc -60.0 | Content text, not long reading |
| Black text on #609BE5 | 7.31:1 | AAA | Lc 49.3 | Large or bold text, headings |
| #609BE5 text on white | 2.86:1 | Fails | Lc 54.7 | Large or bold text, headings |
| #609BE5 text on black | 7.31:1 | AAA | Lc -47.1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C6DBF6
oklch(88.4% 0.044 254.8)
-
Step 300
300
#9EC4F3
oklch(80.9% 0.078 254)
-
Step 400
400 (this color)
#609BE5
oklch(68.1% 0.126 254.8)
-
Step 500
500
#3B8AE8
oklch(63.1% 0.161 254.8)
-
Step 600
600
#0F71D6
oklch(55.5% 0.176 254.9)
-
Step 700
700
#005FB9
oklch(49.2% 0.161 254.8)
-
Step 800
800
#064E96
oklch(42.8% 0.134 254.5)
-
Step 900
900
#124178
oklch(37.6% 0.106 255.1)
-
Step 950
950
#0D2746
oklch(27.1% 0.066 254.6)
#609BE5 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) | #7C9FE8 | 0.034 |
| Deuteranopia (no green cones) | #6B93E3 | 0.022 |
| Tritanopia (no blue cones) | #00ACB6 | 0.108 |
| Achromatopsia (no color) | #989898 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #609BE5
#609BE5
oklch(68.1% 0.126 254.8)
- #C68C2F
#C68C2F
oklch(68.2% 0.126 74.8)
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 #609BE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.022
- Chefchaouen Blue #4895EF ΔE 0.033
- Dark Sky Blue #448EE4 ΔE 0.047
- Soft Blue #6488EA ΔE 0.053
- Perrywinkle #8F8CE7 ΔE 0.065
- Periwinkle Blue #8F99FB ΔE 0.066
- Faded Blue #658CBB ΔE 0.067
- Dodger Blue #1E90FF ΔE 0.070
Use #609BE5 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.