#609ECF
Closest named color: Greyblue (#77A1B5). oklch(67.7% 0.097 243.8), rgb(96, 158, 207).
Aa
Black text reads best on this color (7.28:1).
About this color
#609ECF is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.097 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.048 away. Black text reads best on it, at 7.28:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.28:1 |
| White text | 2.88:1 |
Values
| HEX | #609ECF |
| RGB | rgb(96, 158, 207) |
| HSL | hsl(206, 54%, 59%) |
| OKLCH | oklch(67.7% 0.097 243.8) |
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 #609ECF | 2.88:1 | Fails | Lc -60.2 | Content text, not long reading |
| Black text on #609ECF | 7.28:1 | AAA | Lc 49.1 | Large or bold text, headings |
| #609ECF text on white | 2.88:1 | Fails | Lc 54.9 | Large or bold text, headings |
| #609ECF text on black | 7.28:1 | AAA | Lc -46.9 | 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
#E0EBF5
oklch(93.5% 0.018 245.4)
-
Step 200
200
#C7DCEE
oklch(88.4% 0.034 244)
-
Step 300
300
#A0C6E6
oklch(81% 0.061 244)
-
Step 400
400 (this color)
#609ECF
oklch(67.7% 0.097 243.8)
-
Step 500
500
#3B90CF
oklch(63% 0.125 244.3)
-
Step 600
600
#0579BC
oklch(55.5% 0.136 244.1)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800
#025383
oklch(42.6% 0.104 244)
-
Step 900
900
#114569
oklch(37.6% 0.081 243.9)
-
Step 950
950
#0D293E
oklch(27.1% 0.052 244.2)
#609ECF 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) | #899ED1 | 0.047 |
| Deuteranopia (no green cones) | #7A93CE | 0.039 |
| Tritanopia (no blue cones) | #18AAAF | 0.081 |
| Achromatopsia (no color) | #989898 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #609ECF
#609ECF
oklch(67.7% 0.097 243.8)
- #C28A55
#C28A55
oklch(67.7% 0.098 63.4)
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 #609ECF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.048
- Faded Blue #658CBB ΔE 0.051
- Cornflower Blue #6495ED ΔE 0.057
- Chefchaouen Blue #4895EF ΔE 0.063
- Bluegrey #85A3B2 ΔE 0.063
- Silver Lake Blue #778DA9 ΔE 0.064
- Bluey Grey #89A0B0 ΔE 0.065
- Cool Gray #8D99AE ΔE 0.066
Use #609ECF 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.