#359BC6
Closest named color: Faded Blue (#658CBB). oklch(65% 0.111 230.3), rgb(53, 155, 198).
Aa
Black text reads best on this color (6.65:1).
About this color
#359BC6 is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.111 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.052 away. Black text reads best on it, at 6.65:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.65:1 |
| White text | 3.15:1 |
Values
| HEX | #359BC6 |
| RGB | rgb(53, 155, 198) |
| HSL | hsl(198, 58%, 49%) |
| OKLCH | oklch(65% 0.111 230.3) |
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 #359BC6 | 3.15:1 | AA large text | Lc -63.7 | Content text, not long reading |
| Black text on #359BC6 | 6.65:1 | AA | Lc 45.7 | Large or bold text, headings |
| #359BC6 text on white | 3.15:1 | AA large text | Lc 58.3 | Large or bold text, headings |
| #359BC6 text on black | 6.65:1 | AA | Lc -43.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C6DDEA
oklch(88.4% 0.03 232.5)
-
Step 300
300
#9DC8DD
oklch(80.9% 0.054 229.3)
-
Step 400
400
#64ABCD
oklch(70.8% 0.087 230.5)
-
Step 500
500 (this color)
#359BC6
oklch(65% 0.111 230.3)
-
Step 600
600
#007EA8
oklch(55.6% 0.112 230.6)
-
Step 700
700
#006A8E
oklch(49.1% 0.099 230.6)
-
Step 800
800
#005775
oklch(42.8% 0.086 230.3)
-
Step 900
900
#064861
oklch(37.7% 0.073 230.8)
-
Step 950
950
#092A39
oklch(26.9% 0.046 232.1)
#359BC6 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) | #8599C8 | 0.076 |
| Deuteranopia (no green cones) | #718BC5 | 0.065 |
| Tritanopia (no blue cones) | #00A7A9 | 0.066 |
| Achromatopsia (no color) | #919191 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #359BC6
#359BC6
oklch(65% 0.111 230.3)
- #C57A4D
#C57A4D
oklch(65% 0.112 50.7)
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 #359BC6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.052
- Blue NCS #118AB2 ΔE 0.058
- Dusty Blue #5A86AD ΔE 0.063
- Cool Blue #4984B8 ΔE 0.063
- Turquoise Blue #06B1C4 ΔE 0.064
- Water Blue #0E87CC ΔE 0.065
- Dark Sky Blue #448EE4 ΔE 0.066
- Off Blue #5684AE ΔE 0.066
Use #359BC6 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.