#349BCA
Closest named color: Faded Blue (#658CBB). oklch(65.2% 0.115 232.5), rgb(52, 155, 202).
Aa
Black text reads best on this color (6.68:1).
About this color
#349BCA is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.115 and its hue 233°. 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 6.68:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.68:1 |
| White text | 3.14:1 |
Values
| HEX | #349BCA |
| RGB | rgb(52, 155, 202) |
| HSL | hsl(199, 59%, 50%) |
| OKLCH | oklch(65.2% 0.115 232.5) |
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 #349BCA | 3.14:1 | AA large text | Lc -63.5 | Content text, not long reading |
| Black text on #349BCA | 6.68:1 | AA | Lc 45.9 | Large or bold text, headings |
| #349BCA text on white | 3.14:1 | AA large text | Lc 58.1 | Large or bold text, headings |
| #349BCA text on black | 6.68:1 | AA | Lc -43.6 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C6DDEB
oklch(88.5% 0.031 234.5)
-
Step 300
300
#9DC8DF
oklch(81% 0.056 231.7)
-
Step 400
400
#63ABD0
oklch(70.8% 0.09 232.4)
-
Step 500
500 (this color)
#349BCA
oklch(65.2% 0.115 232.5)
-
Step 600
600
#007EAB
oklch(55.7% 0.114 232.4)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#044863
oklch(37.8% 0.076 232.5)
-
Step 950
950
#082A3A
oklch(27% 0.048 233.3)
#349BCA 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) | #8499CC | 0.075 |
| Deuteranopia (no green cones) | #6F8BC9 | 0.063 |
| Tritanopia (no blue cones) | #00A8AB | 0.071 |
| Achromatopsia (no color) | #919191 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #349BCA
#349BCA
oklch(65.2% 0.115 232.5)
- #C67A48
#C67A48
oklch(65.1% 0.115 52.7)
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 #349BCA, 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 0.060
- Dark Sky Blue #448EE4 ΔE 0.060
- Water Blue #0E87CC ΔE 0.063
- Cool Blue #4984B8 ΔE 0.064
- Chefchaouen Blue #4895EF ΔE 0.064
- Dusty Blue #5A86AD ΔE 0.065
- Turquoise Blue #06B1C4 ΔE 0.066
Use #349BCA 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.