#353CA2
Closest named color: Sapphire (#2138AB). oklch(41.6% 0.162 273.9), rgb(53, 60, 162).
Aa
White text reads best on this color (9.05:1).
About this color
#353CA2 is a dark, vivid blue. In OKLCH its lightness is 42%, its chroma 0.162 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Sapphire (#2138AB), ΔE 0.030 away. White text reads best on it, at 9.05:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Sapphire (#2138AB) |
| Black text | 2.31:1 |
| White text | 9.05:1 |
Values
| HEX | #353CA2 |
| RGB | rgb(53, 60, 162) |
| HSL | hsl(236, 51%, 42%) |
| OKLCH | oklch(41.6% 0.162 273.9) |
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 #353CA2 | 9.05:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #353CA2 | 2.31:1 | Fails | Lc 13.7 | Not readable |
| #353CA2 text on white | 9.05:1 | AAA | Lc 90.3 | Preferred for body text |
| #353CA2 text on black | 2.31:1 | Fails | Lc -12.0 | Not readable |
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 800.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CED7FD
oklch(88.4% 0.053 274.8)
-
Step 300
300
#ADBDFE
oklch(81% 0.094 273.5)
-
Step 400
400
#8497FE
oklch(70.7% 0.152 274)
-
Step 500
500
#6879FC
oklch(63.1% 0.194 273.9)
-
Step 600
600
#535EEB
oklch(55.7% 0.21 274)
-
Step 700
700
#444CCD
oklch(49.2% 0.196 273.9)
-
Step 800
800 (this color)
#353CA2
oklch(41.6% 0.162 273.9)
-
Step 900
900
#2F3783
oklch(37.6% 0.127 274.1)
-
Step 950
950
#1B214D
oklch(27% 0.081 273.9)
#353CA2 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) | #004EA5 | 0.052 |
| Deuteranopia (no green cones) | #0044A0 | 0.042 |
| Tritanopia (no blue cones) | #005669 | 0.133 |
| Achromatopsia (no color) | #494949 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #353CA2
#353CA2
oklch(41.6% 0.162 273.9)
- #5C4B00
#5C4B00
oklch(41.8% 0.086 94)
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 #353CA2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sapphire #2138AB ΔE 0.030
- Blueberry #464196 ΔE 0.036
- Dark Slate Blue #483D8B ΔE 0.048
- Cobalt #1E488F ΔE 0.049
- Indigo Blue #3A18B1 ΔE 0.063
- Blue Blue #2242C7 ΔE 0.063
- Majorelle Blue #3F37C9 ΔE 0.064
- Dusk Blue #26538D ΔE 0.073
Use #353CA2 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.